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Search Results (180)

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10 pages, 853 KiB  
Article
Hasn’t Child Abuse Been Overlooked? An Evaluation of Abused Children Who Visited the Emergency Department with Sentinel Injuries
by Han Bit Kim and Hyun Noh
Children 2024, 11(11), 1389; https://doi.org/10.3390/children11111389 - 15 Nov 2024
Viewed by 260
Abstract
Objective: Effective child abuse intervention requires understanding its prevalence. While obtaining a comprehensive national estimate of child abuse cases is challenging, sentinel injuries—minor yet unusual injuries like bruises or wounds in pre-cruising-age children—can provide an indicative measure. Using the National Emergency Department Information [...] Read more.
Objective: Effective child abuse intervention requires understanding its prevalence. While obtaining a comprehensive national estimate of child abuse cases is challenging, sentinel injuries—minor yet unusual injuries like bruises or wounds in pre-cruising-age children—can provide an indicative measure. Using the National Emergency Department Information System (NEDIS) data, this study aimed to gauge the prevalence of sentinel injuries using diagnostic codes in children under 12 months who visited emergency centers in South Korea and to evaluate the extent of child abuse screening in these cases. Methods: This cross-sectional study used diagnostic codes indicative of sentinel injuries previously defined using the Delphi method. This study, using NEDIS data, included children under 12 months who visited emergency centers nationwide from 2014 to 2021 for reasons of injury. Children injured in car accidents were excluded. Independent variables included patient demographics, the injury mechanism, intentionality, the route of arrival, the emergency center level, the triage level, and specialist consultation. Dependent variables were the presence of a sentinel injury code, and whether diagnostic tests for child abuse were conducted. Results: Based on NEDIS and national statistical data, the frequency from 2014 to 2021 averaged 2501 per 100,000 of the population. Of the 186,065 patients studied, 63,131 (33.9%) had a diagnostic code corresponding to a sentinel injury. The proportion of patients undergoing diagnostic tests for suspected child abuse was 36.9% for those with sentinel injuries and 43.8% for those with other codes. The percentage of children with sentinel injuries receiving diagnostic tests increased annually, from 32.4% in 2014 to 54.4% in 2021. By institution, the rates were 36.4% for regional emergency centers, 38.4% for local emergency centers, and 20.0% for local emergency institutions. Conclusions: A significant proportion of children presenting to emergency departments had sentinel injury codes. However, the rate of diagnostic tests conducted for suspected child abuse in these cases remains suboptimal. Although there has been an upward trend in testing rates in recent years, there is a pressing need for increased attention to and enhancement in screening for child abuse among children with sentinel injury codes. Full article
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<p>Flow chart.</p>
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<p>Sentinel injury cases by year. The blue bars represent the actual number of sentinel injury cases for each year from 2014 to 2021. The orange line indicates the cases per 100,000 of the population.</p>
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17 pages, 5391 KiB  
Article
Nondestructive Identification of Internal Potato Defects Using Visible and Short-Wavelength Near-Infrared Spectral Analysis
by Dennis Semyalo, Yena Kim, Emmanuel Omia, Muhammad Akbar Andi Arief, Haeun Kim, Eun-Yeong Sim, Moon S. Kim, Insuck Baek and Byoung-Kwan Cho
Agriculture 2024, 14(11), 2014; https://doi.org/10.3390/agriculture14112014 - 8 Nov 2024
Viewed by 449
Abstract
Potatoes are a staple food crop consumed worldwide, with their significance extending from household kitchens to large-scale food processing industries. Their market value and quality are often compromised by various internal defects such as pythium, bruising, internal browning, hollow heart, gangrene, blackheart, internal [...] Read more.
Potatoes are a staple food crop consumed worldwide, with their significance extending from household kitchens to large-scale food processing industries. Their market value and quality are often compromised by various internal defects such as pythium, bruising, internal browning, hollow heart, gangrene, blackheart, internal sprouting, and dry rot. This study aimed to classify internal-based defects and investigate the quantification of internal defective areas in potatoes using visible and short-wavelength near-infrared spectroscopy. The acquisition of the spectral data of potato tubers was performed using a spectrometer with a wavelength range of 400–1100 nm. The classification of internal-based defects was performed using partial least squares discriminant analysis (PLS-DA), while the quantification of the internal defective area was based on partial least squares regression (PLSR). The PLS-DA double cross-validation accuracy for the distinction between non-defective and all internally defective potatoes was 90.78%. The double cross-validation classification accuracy achieved for pythium, bruising, and non-defective categories was 91.03%. The internal defective area model based on PLSR achieved a correlation coefficient of double cross-validation of 0.91 and a root mean square error of double cross-validation of 0.85 cm2. This study makes a valuable contribution to advancing nondestructive techniques for evaluating internal defects in potatoes. Full article
(This article belongs to the Section Agricultural Product Quality and Safety)
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<p>Experimental field of potato tubers in Pyeongchang, Gangwon-do, South Korea.</p>
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<p>Top view of the inside of the spectral data acquisition chamber: light source (<b>A</b>), potato tuber (<b>B</b>), and cooling fan (<b>C</b>).</p>
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<p>Internal defects in potatoes: non-defective (<b>A</b>), pythium (<b>B</b>), dry rot (<b>C</b>), bruising (<b>D</b>), gangrene (<b>E</b>), blackheart (<b>F</b>), internal browning (<b>G</b>), hollow heart (<b>H</b>), and internal sprouting (<b>I</b>).</p>
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<p>A flow chart for the major steps performed during internal defect area determination. ROI is the region of interest.</p>
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<p>Mean spectra of each internal defect in potatoes.</p>
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<p>Calibration classification plot for sound (0) and defective potatoes (1). The numbers of observation spectra for total, sound, and defective potatoes were 341, 114, and 227, respectively.</p>
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<p>Double cross-validation classification plot for sound (0) and defective potatoes (1). The numbers of observation spectra for total, sound, and defective potatoes were 141, 47, and 94, respectively.</p>
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<p>Beta coefficient plot for the detection of sound and defective potatoes.</p>
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<p>Calibration classification plot for non-defective (0), bruising (1), and pythium (2) defective categories in potatoes. The numbers of observation spectra for total, non-defective, bruising, and pythium potato categories were 268, 168, 78, and 22, respectively.</p>
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<p>Double cross-validation classification plot for non-defective (0), bruising (1), and pythium (2) defect categories in potatoes. The numbers of observation spectra for total, non-defective, bruising, and pythium potato categories were 115, 72, 33, and 10, respectively.</p>
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<p>Beta coefficient plot for the classification of internal-based defect categories in potatoes.</p>
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<p>Calibration and double cross-validation plot for the internal defective area in potatoes. The number of observation spectra: n = 383. Rv is the correlation coefficient of double cross-validation.</p>
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<p>Beta coefficient plot for the internal defective area in potatoes.</p>
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24 pages, 1941 KiB  
Systematic Review
Effects of Arnica Phytotherapeutic and Homeopathic Formulations on Traumatic Injuries and Inflammatory Conditions: A Systematic Review
by Claudia-Crina Toma, Mariangela Marrelli, Monica Puticiu, Filomena Conforti and Giancarlo Statti
Plants 2024, 13(21), 3112; https://doi.org/10.3390/plants13213112 - 4 Nov 2024
Viewed by 932
Abstract
Arnica L. genus (Asteraceae) comprises perennial herbs native to the temperate and boreal parts of the northern hemisphere. Arnica montana is the main species. It shows different biological activities, such as antioxidant, anti-inflammatory, antibacterial, antifungal, and antitumor effects. The Arnica formulations are mainly [...] Read more.
Arnica L. genus (Asteraceae) comprises perennial herbs native to the temperate and boreal parts of the northern hemisphere. Arnica montana is the main species. It shows different biological activities, such as antioxidant, anti-inflammatory, antibacterial, antifungal, and antitumor effects. The Arnica formulations are mainly used for pain management. This systematic review is aimed at summarizing the studies focusing on the use of Arnica products on pain and inflammatory signs due to traumatic injuries related to sport and surgical interventions as well as to arthritis and other inflammatory conditions. Both phytotherapeutic and homeopathic formulations are taken into account. This paper only includes manuscripts published in mainstream journals. A literature search from Scopus, Web of Science, and PubMed databases has been carried out using a combination of the keywords “Arnica”, “trauma”, “sport”, “injury”, “injuries”, and “pain”. According to the search strategy and inclusion criteria for this study, 42 eligible papers, focusing on both Arnica alone and formulations containing a mixture of plant extracts, have been finally selected. This review critically discusses the in vitro, in vivo, and clinical studies dealing with Arnica products, reporting both positive and negative outcomes, thus providing perspectives for future research on the plant pharmacological potential. Full article
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<p>Selection process of the eligible papers based on the PRISMA 2020 flow diagram.</p>
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<p>Papers included in this review distributed by year (created with MySLR).</p>
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<p>Word cloud highlighting the importance of keywords (Produced by MySLR platform).</p>
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22 pages, 8175 KiB  
Article
Multiscale Modeling and Simulation of Falling Collision Damage Sensitivity of Kiwifruit
by Yue Zhu, Licheng Zhu, Wenbei Wang, Bo Zhao, Zhenhao Han, Ruixue Wang, Yanwei Yuan, Kunlei Lu, Xuguang Feng and Xiaoxi Hu
Foods 2024, 13(21), 3523; https://doi.org/10.3390/foods13213523 - 4 Nov 2024
Viewed by 480
Abstract
Falling damage is the most common form of damage sustained by kiwifruit during the process of picking and post-processing, and it is difficult to conduct a quantitative analysis of this phenomenon through traditional experimental methods. In order to deeply understand the sensitivity of [...] Read more.
Falling damage is the most common form of damage sustained by kiwifruit during the process of picking and post-processing, and it is difficult to conduct a quantitative analysis of this phenomenon through traditional experimental methods. In order to deeply understand the sensitivity of kiwifruit to falling collision damage, the finite element numerical simulation method was used to evaluate and predict the sensitivity of kiwifruit to falling collision damage during harvesting. First, we obtained the appearance characteristics of kiwifruit through reverse engineering technology and determined the geometric and mechanical property parameters of kiwifruit through physical mechanics experiments. Then, according to the characteristics of fruit tissue structure, a multiscale finite element model, including the skin, pulp, and core, was constructed to simulate the effects of different falling heights, collision angles, and contact surface materials on fruit damage, and the accuracy of the model was verified through falling experiments. Finally, based on the simulation results, the Box–Behnken design was employed within the response surface methodology to establish a sensitivity prediction model for the drop damage sensitivity of kiwifruit across different contact materials. The results showed that the maximum relative error between the speed change obtained using finite element simulation and the speed obtained by the high-speed camera was 5.19%. The model showed high rationality in energy distribution, with the maximum value of hourglass energy not exceeding 0.08% of the internal energy. On the contact surface material with a large elastic modulus, a higher falling height and larger collision angle will significantly increase the risk of fruit bruise. When the contact surface material was a steel plate, the falling height was 1 m, and the collision angle was 90°; the maximum bruise sensitivity of kiwifruit reached 6716.07 mm3 J−1. However, when the contact surface material was neoprene, the falling height was 0.25 m, and the collision angle was 0°, the damage sensitivity was the lowest, at 1570.59 mm3 J−1. The multiscale finite element model of kiwifruit falling collision constructed in this study can accurately predict the damage of kiwifruit during falling collision and provide an effective tool for the quantitative analysis of kiwifruit falling collision damage. At the same time, this study can also provide guidance for the design and optimization of the loss reduction method of the harvesting mechanism, which has important theoretical significance and practical value. Full article
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<p>Kiwifruit samples.</p>
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<p>Measurement of mechanical parameters of fruits. (<b>A</b>) Electronic universal testing machine; (<b>B</b>) skin stretching; (<b>C</b>) pulp compression; (<b>D</b>) core compression; and (<b>E</b>) contact surface materials.</p>
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<p>Reverse-engineered 3D geometric modeling of kiwifruit. (<b>a</b>) Front view of the model. (<b>b</b>) Top view of the model.</p>
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<p>Fruit tissue structure and 3D model.</p>
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<p>Schematic diagram of different drop heights and collision angles.</p>
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<p>Kiwifruit mesh model.</p>
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<p>Kiwifruit bruise volume extraction.</p>
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<p>Image acquisition system. (<b>A</b>) High-speed camera system; (<b>B</b>) hyperspectral imaging system.</p>
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<p>Mesh sensitivity analysis. (<b>a</b>) Effect of element size on equivalent stress; (<b>b</b>) effect of the number of elements on the equivalent stress.</p>
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<p>Comparison between finite element simulation and drop test. (<b>a</b>) Fruit drop velocity variation; (<b>b</b>) drop test captured by high-speed camera; (<b>c</b>) finite element simulation of the drop process.</p>
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<p>Simulation visualization output (contact surface material steel; drop height 0.5 m; collision angle 0°). (<b>a</b>) Simulation time of 0 s; (<b>b</b>) simulation time of 2.1 × 10<sup>−</sup><sup>3</sup> s; (<b>c</b>) simulation time of 3.7 × 10<sup>−</sup><sup>3</sup> s; (<b>d</b>) simulation time of 7.5 × 10<sup>−</sup><sup>3</sup> s; and (<b>e</b>) simulation time of 2 × 10<sup>−</sup><sup>2</sup> s.</p>
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<p>Simulated contact force and equivalent stress under different drop conditions.</p>
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<p>Response surface of fruit bruise susceptibility. (<b>a</b>) Steel impact material; (<b>b</b>) PVC impact material; and (<b>c</b>) neoprene rubber impact material.</p>
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22 pages, 1711 KiB  
Article
Influence of Loading Density and Gender on the Welfare and Meat Quality of Horses During Transport for Slaughter
by Vesna Božić Jovanović, Ružica Trailović, Ivan Vićić, Nevena Grković, Milena Radaković, Nedjeljko Karabasil, Ana Kaić and Nikola Čobanović
Animals 2024, 14(21), 3069; https://doi.org/10.3390/ani14213069 - 24 Oct 2024
Viewed by 474
Abstract
The aim of this study was to determine the effects of loading density and gender on blood welfare indicators, carcass bruises and horsemeat quality. Data were collected from twelve transports of 89 slaughter horses originating from the same collection centre. The transportation of [...] Read more.
The aim of this study was to determine the effects of loading density and gender on blood welfare indicators, carcass bruises and horsemeat quality. Data were collected from twelve transports of 89 slaughter horses originating from the same collection centre. The transportation of slaughter horses at high loading densities (>200 kg/m2), especially stallions, resulted in increased levels of lactate (p = 0.021), glucose (p < 0.0001), ceruloplasmin (p < 0.0001) and AOPP (p < 0.0001), but lower GSH levels (p < 0.0001). Compared to stallions and mares, geldings subjected to high loading density (>200 kg/m2) during transport had lower levels of the aforementioned blood metabolites. In addition, stallions exposed to a high load density (>200 kg/m2) had the highest frequency of severe (p = 0.0002), large (p < 0.0001) and circular (p = 0.0001) carcass bruises, which were predominantly located on the abdominal (p = 0.0056) and thoracic (p = 0.0004) wall. In contrast, a higher percentage (p < 0.0001) of undamaged carcasses was found in slaughter horses exposed to a low loading density (≤200 kg/m2) during transport. Stallions exposed to high loading densities (>200 kg/m2) during transport had the highest initial pH (p < 0.0001) and ultimate pH (p = 0.005) in terms of m. longissimus lumborum and redness (p = 0.017), but the lowest drip loss (p = 0.050) and lightness (p < 0.0001), which, consequently, led to the highest (p = 0.0045) proportion of DFD-like defects in the meat quality. In conclusion, the results of this study showed that high loading densities (>200 kg/m2), regardless of gender, negatively affect horse welfare during transport. In addition, stallions were more sensitive to poor pre-slaughter conditions and produced the lowest meat quality, while geldings were the most resistant. To determine the optimal transport density, further research is needed to determine the effects of different loading densities on the behaviour, physiology, carcass and meat quality of slaughter horses. Full article
(This article belongs to the Section Equids)
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<p>Different anatomical regions of the horse carcass used for the documentation of bruises as follows: 1= rear limb, 2 = abdominal wall, 3 = thoracic wall, 4 = front leg, 5 = loin, 6 = Tuber coxae and its muscular insertions, 7 = Tuber isquiadicum and its muscular insertions.</p>
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<p>Classification of bruises on horse carcass based on the shape.</p>
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<p>Boxplots of the interactive effects of loading density and gender on selected blood components of slaughter horses. The whiskers represent the ranges for the bottom 25% and the top 25% of the data values, while bold horizontal lines represent the median values. Circles and stars outside the whisker represent outliers (95%). Note: <span class="html-italic">p</span>-values correspond to two-way ANOVA followed by Tukey’s multiple comparison test; different letters indicate significant differences at <span class="html-italic">p</span> &lt; 0.05 <sup>(a–e)</sup>.</p>
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<p>Boxplots of the interactive effects of loading density and gender on horsemeat quality. The whiskers represent the ranges for the bottom 25% and the top 25% of the data values, while bold horizontal lines represent the median values. Circles and stars outside the whisker represent outliers (95%). Note: <span class="html-italic">p</span>-values correspond to two-way ANOVA followed by Tukey’s multiple comparison test; different letters indicate significant differences at <span class="html-italic">p</span> &lt; 0.05 <sup>(a–d)</sup>.</p>
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16 pages, 4137 KiB  
Article
Evaluation of a New Technique of Gingival Smile Reduction after Hyaluronic Acid Infiltration: A Cohort Study Focusing on Gingival Exposure and Patient-Oriented Outcomes
by Gema Angulo-Manzaneque, María Baus-Domínguez, Gonzalo Ruiz-de-León-Hernández, María-Ángeles Serrera-Figallo, Daniel Torres-Lagares and Fátima S. Aguilera
Dent. J. 2024, 12(10), 329; https://doi.org/10.3390/dj12100329 - 15 Oct 2024
Viewed by 693
Abstract
A gummy smile is the visualization of more than 3 mm of gingiva above the maxillary incisors. This study aimed to evaluate the long-term effects on aesthetics and patient satisfaction of a new hyaluronic acid infiltration technique in reducing the gummy smile. Fifty [...] Read more.
A gummy smile is the visualization of more than 3 mm of gingiva above the maxillary incisors. This study aimed to evaluate the long-term effects on aesthetics and patient satisfaction of a new hyaluronic acid infiltration technique in reducing the gummy smile. Fifty patients with gummy smiles were treated using hyaluronic acid infiltration points by applying 0.1 mL per injection at specific points. Post-treatment evaluations were performed one week, one month, three months, six months, and 12 months later. A questionnaire assessed patient satisfaction, willingness to recommend the treatment, and side effects (pain and bruising during and after treatment). An average reduction of 2.5 mm in gingival exposure during smiling was observed. After one week, the reduction was constant. At six months, 40% of the original gingival exposure was recovered, and recovery was complete at 12 months. Patient satisfaction was 82.1%, and 100% of patients would recommend the treatment. Bruising, swelling, and pain decreased to 0% from the first month. In conclusion, this technique is a safe and effective option to improve the smile’s appearance with minimal complications. Full article
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<p>Muscles involved in the gingival smile.</p>
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<p>Hyaluronic acid injection sites (blue dots).</p>
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<p>Control measurement of the central incisors to ensure that the pre- and post-treatment photographs were the same size and taken from the same angle. (<b>A</b>) Before treatment (T0), (<b>B</b>) immediately after treatment (T1).</p>
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<p>Frontal photographs of a patient with a smile before (<b>A</b>, T0) and after hyaluronic acid infiltration treatment (<b>B</b>, T1). (<b>C</b>–<b>G</b>) show successive follow-up visits: (<b>C</b>) T2, one week later, (<b>D</b>) T3, one month later, (<b>E</b>) T4, 3 months later, (<b>F</b>) T5, 6 months later, (<b>G</b>) T6, 12 months later.</p>
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<p>Evolution of the means (and SD) of the GS measurements for groups’ G3 canines (<b>A</b>), G2 lateral incisors (<b>B</b>), G1 central incisors, (<b>C</b>) and the mean of the six tooth measurements, Mean D13 to D23 (<b>D</b>), in successive visits. Milestones or time points are defined as T0, before treatment; T1, immediately after treatment; T2, 1 week after treatment; T3, 1 month; T4, 3 months; T5, 6 months; and T6, 12 months after treatment.</p>
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<p>Differences (mm) between the measurement before and after treatment at T0–T1 (immed.) and with respect to the rest of the time points for each of the teeth evaluated and the mean of the six tooth measurements, Mean D13 to D23. Taking the value 0 mm as the measurement before treatment (T0), the asterisks indicate a statistically significant difference between the measurements before treatment and those taken at each time point (T1, T2, T3, T4, T5 and T6).</p>
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<p>Results in percentages of the preference for surgical treatment or not (<b>A</b>) and reversible or not (<b>B</b>) for the correction of the gummy smile (n = 50). Percentages of the psychological impact or affectation of GS on treated patients (<b>C</b>); proportion of satisfaction among patients after treatment (<b>D</b>) (n = 41).</p>
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<p>Results in percentages of the level of pain reported by the patients in the study throughout the entire process. Abbreviations: d, day; w, week; m, month.</p>
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19 pages, 1250 KiB  
Article
Musculoskeletal Injury and Illness Patterns in British Eventing Horses: A Descriptive Study
by Carolyne A. Tranquille, Kate Chojnacka and Rachel C. Murray
Animals 2024, 14(18), 2667; https://doi.org/10.3390/ani14182667 - 13 Sep 2024
Viewed by 700
Abstract
There has been little investigation into the health patterns of the eventing horse population outside veterinary clinics. To target health problems in the eventing horse population, it is important to determine the relative impact of different health problems. The objectives were to describe [...] Read more.
There has been little investigation into the health patterns of the eventing horse population outside veterinary clinics. To target health problems in the eventing horse population, it is important to determine the relative impact of different health problems. The objectives were to describe the prevalence and patterns of lameness/illness in registered British eventing horses. An online survey was released for all horses registered with British eventing in 2018. Data were collated and descriptive analyses undertaken. A total of 1677 surveys were completed, among which 49.4% reported a previous lameness/musculoskeletal problem, 26% being in the previous six months. The most frequently reported musculoskeletal problems were in the foot (421), joints (382), wounds (340), back (333), ligament (205), tendon (213), bones (140) and muscles (135). The most frequent non-musculoskeletal problems related to the skin (183), gastric ulceration (173), colic (145) and infection (88). Injuries to the hoof sole/muscles/tendons were most frequently sustained in competition, suspensory ligament/splint bone/stifle/tarsal injuries were more frequently sustained in training and abscess/foot penetration at rest. DDFT injuries were most frequently out of training for >12 months, SDFT/stifle/suspensory ligament for <12 months, tendon sheath/splint bone for <3 months and tarsal/sole bruising/abscess for <2 weeks. A greater understanding of injuries/illnesses frequently sustained could be useful for veterinarians working with event horses. Full article
(This article belongs to the Section Equids)
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<p>Distribution of 421 foot injuries/problems reported in British eventing horses. The orange area represents the front feet, the grey area represents the hind feet and the yellow area represents the front and hind feet. The blue area on the bars represents missing information on which limb was affected. Inj = injury, lig = ligament.</p>
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<p>Distribution of 382 joint injuries reported in British eventing horses. F = forelimb, H = hindlimb, DIP = distal interphalangeal joint, MCPJ = metacarpophalangeal joint, MTPJ = metatarsophalangeal joint.</p>
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<p>Distribution of 346 spinal injuries/problems reported in British eventing horses. SI = sacroiliac. IDSP = impinging dorsal spinous processes.</p>
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<p>Distribution of 205 ligament injuries/problems reported in British eventing horses. The orange area represents the forelimb, the grey area represents the hindlimb and the yellow area represents both. The blue area on the bars represents missing information on which limb was affected. Lig = ligament, SL = suspensory ligament.</p>
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<p>Distribution of 213 tendon injuries/problems reported in British eventing horses. The orange area on the bars represents the forelimb, the grey area represents the hindlimb and the yellow area represents both. SDFT = superficial digital flexor tendon, DDFT = deep digital flexor tendon, Sheath = tendon sheath, Other = other tendon.</p>
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<p>Distribution of 140 bone injuries/problems reported in British eventing horses. F P3 = forelimb distal phalanx, MC3 = 3rd metacarpal bone, MC2/4 = 2nd and 4th metacarpal bones, H P3 = hind distal phalanx, MT3 = 3rd metatarsal bone, MT2/4 = 2nd and 4th metatarsal bones.</p>
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14 pages, 515 KiB  
Review
Efficacy and Safety of Poly-l-Lactic Acid in Facial Aesthetics: A Systematic Review
by Roberta Signori, Antony de Paula Barbosa, Fernando Cezar-dos-Santos, Ana Claudia Carbone, Silvio Ventura, Bryanne Brissian de Souza Nobre, Maria Luiza Boechat Borges Neves, Mariana Barbosa Câmara-Souza, Rodrigo Lorenzi Poluha and Giancarlo De la Torre Canales
Polymers 2024, 16(18), 2564; https://doi.org/10.3390/polym16182564 - 11 Sep 2024
Viewed by 1783
Abstract
The primary objective of this systematic review study was to investigate the effectiveness, durability, and adverse events of PLLA treatment for aesthetic indications. The search strategy was performed in MEDLINE (Ovid). The electronic literature search of five databases was performed, from the inception [...] Read more.
The primary objective of this systematic review study was to investigate the effectiveness, durability, and adverse events of PLLA treatment for aesthetic indications. The search strategy was performed in MEDLINE (Ovid). The electronic literature search of five databases was performed, from the inception of the databases until the 12th of February 2024. This was to identify randomized clinical trials that assessed PLLA treatment in adult individuals exhibiting facial aging and/or facial lipoatrophy. Risk of bias was assessed using the Cochrane Risk-of-Bias Tool for Randomized Trials (RoB 2). Eleven RCTs out of 1467 identified citations were included. Four studies showed increased dermal thickness, significant improvement in facial lipoatrophy severity and aesthetic clinical scores, after PLLA treatment with its effects sustained for at least 25 months. Two studies demonstrated the superiority of PLLA over injectable human collagen. Also, three studies showed positive results favoring PLLA when compared with PH gel in lipoatrophy severity, transepidermal water loss, skin quality, elasticity, and patient satisfaction. All adverse events were mild-to-moderate in intensity, and the main ones worth noting were bruising, hematoma, tenderness, nodules, and edema. Five out of eleven studies were considered having high risk of bias. The evidence on the effectiveness and safety of PLLA for facial rejuvenation is of low quality; thus, the reported high effectiveness, safety, and long-lasting effects for this purpose should be further investigated. Full article
(This article belongs to the Section Biobased and Biodegradable Polymers)
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<p>The figure illustrates the PRISMA flow chart of the database search strategy.</p>
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13 pages, 2414 KiB  
Article
An Organic Fraction of Oenothera rosea L’Her Ex. Aiton Prevents Neuroinflammation in a Rat Ischemic Model
by Alejandro Costet-Mejía, Gabriela Trejo-Tapia, Itzel Isaura Baca-Ibarra, Aida Araceli Rodríguez-Hernández, Julio García-Hernández, Brenda Hildeliza Camacho-Díaz and Alejandro Zamilpa
Pharmaceuticals 2024, 17(9), 1184; https://doi.org/10.3390/ph17091184 - 9 Sep 2024
Viewed by 582
Abstract
Background: Oenothera rosea L’Her Ex. Aiton, presenting antioxidant and anti-inflammatory activities, is traditionally used to treat bruises and headaches and as a healing agent. This study aimed to investigate whether its organic fraction (EAOr) has neuroprotective properties against neuroinflammation in the context of [...] Read more.
Background: Oenothera rosea L’Her Ex. Aiton, presenting antioxidant and anti-inflammatory activities, is traditionally used to treat bruises and headaches and as a healing agent. This study aimed to investigate whether its organic fraction (EAOr) has neuroprotective properties against neuroinflammation in the context of ischemia/reperfusion. Methods: The chemical composition of EAOr was determined using HPLC techniques, and its neuroprotective activities were evaluated in a common carotid-artery ligation model for the induction of ischemia/reperfusion (I/R). The animals were supplemented with EAOR for 15 days. On the last day, the animals were rested for one hour, following which the common carotid-artery ligation procedure was performed to induce I/R. The neurological deficit was evaluated at 24 h after I/R using Bederson’s scale, and the relative expression of inflammatory genes and structure of hippocampal neurons were analyzed at 48 h. Results: The chemical analysis revealed five major compounds in EAOr: gallic acid, rutin, ellagic acid, and glucoside and rhamnoside quercetin. EAOr prevented neurological deficit 24 h after I/R; led to the early activation of the AIF and GFAP genes; reduced Nfkb1, IL-1beta, Il-6 and Casp3 gene expression; and protected hippocampal neurons. Conclusions: Our findings demonstrate that EAOr contains polyphenol-type compounds, which could exert a therapeutic effect through the inhibition of neuroinflammation and neuronal death genes, thus maintaining hippocampal neurons. Full article
(This article belongs to the Section Natural Products)
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<p>HPLC chromatograms (detection at 360 nm); (<b>A</b>) ethyl-acetate fraction (EAOr), with rutin at 8.86 min, and quercetin-3-D-glucoside at 9.07 min; (<b>B</b>) EAOr (280 nm), with gallic acid at 7.26 min, ellagic acid at 9.18 min, and quercetin rhamnoside at 9.94 min.</p>
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<p>Chemical structure of compounds characterized in EAOr fraction. (<b>1</b>) rutin, (<b>2</b>) quercetin 3-D-glucoside, (<b>3</b>) gallic acid, (<b>4</b>) ellagic acid, and (<b>5</b>) quercetin rhamnoside.</p>
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<p>Mice were subjected to 75 min of I/R, and neurological and motor function were assessed 24 h later. <span class="html-italic">n</span> = 9–10 per group. Groups were compared through ordinary one-way ANOVA with a Bonferroni adjustment test. (*) <span class="html-italic">p</span> &lt; 0.05; vs. Stroke group. The dots refer to each animal.</p>
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<p>Relative expression of genes associated with microglia (AIF, (<b>A</b>)) and astrocytes (GFAP, (<b>B</b>)) after ischemia/reperfusion under each of the treatments: telmisartan, and EAOr. Groups were compared through ordinary one-way ANOVA with a Bonferroni adjustment test. (**) <span class="html-italic">p</span> &lt; 0.01, and (****) <span class="html-italic">p</span> &lt; 0.0001; vs. stroke group.</p>
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<p>Relative expression of genes associated with inflammation: (<b>A</b>) <span class="html-italic">Nfkb1</span>, (<b>B</b>) <span class="html-italic">Il-6</span>, and (<b>C</b>) <span class="html-italic">IL-1beta</span>, after ischemia-reperfusion under each of the treatments: telmisartan; and EAOr. Groups were compared using ordinary one-way ANOVA with a Bonferroni adjustment test. (*) <span class="html-italic">p</span> &lt; 0.05, (**) <span class="html-italic">p</span> &lt; 0.01, and (****) <span class="html-italic">p</span> &lt; 0.0001; vs. stroke group.</p>
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<p>Relative expression of <span class="html-italic">Casp3</span> gene associated with inflammation, after ischemia/reperfusion under each of the treatments: telmisartan; and EAOr. Groups were compared using ordinary one-way ANOVA with a Bonferroni adjustment test. (**) <span class="html-italic">p</span> &lt; 0.01; vs. stroke group.</p>
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<p>Photomicrographs of the CA3 region of brains of ischemia/reperfusion model animals: (<b>A</b>) Control group, (<b>B</b>) Stroke group, (<b>C</b>) Telmisartan group, and (<b>D</b>) EAOr group. Brain tissue was stained with toluidine blue. The morphology of neurons in the CA3 hippocampal area were observed under a light microscope (×400 magnification). The bar in the lower right corner represents 10 µm. n: normal neuron, ns: neurons shrunken, pa: possible apoptosis.</p>
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16 pages, 3877 KiB  
Article
Detection of Localized Damage in Tomato Based on Bioelectrical Impedance Spectroscopy
by Yongnian Zhang, Yinhe Chen, Zhenwei Chang, Jie Zhao, Xiaochan Wang and Jieyu Xian
Agronomy 2024, 14(8), 1822; https://doi.org/10.3390/agronomy14081822 - 18 Aug 2024
Viewed by 3668
Abstract
This paper proposes a method for localized damage detection in tomato, with the objective of enabling the detection of bruises prior to sorting. Bioimpedance spectroscopy technology is employed to assess the extent of localized damage in tomato. An equivalent circuit model is constructed, [...] Read more.
This paper proposes a method for localized damage detection in tomato, with the objective of enabling the detection of bruises prior to sorting. Bioimpedance spectroscopy technology is employed to assess the extent of localized damage in tomato. An equivalent circuit model is constructed, and the impedance spectroscopy data are obtained by developing a local damage measurement platform for tomatoes using a self-designed circular four-electrode BIS sensor. The electrical parameters are then extracted by fitting the constructed equivalent circuit model to the tomato data. Subsequently, we analyze the variation rules of the electrical parameters in different damage levels. To reduce the dimensionality of the features, including biological variables, fitted electrical parameters, and tomato ripeness, we employ Spearman feature selection. We then classify the reduced features by combining the advantages of the support vector machine and the artificial neural network. The results demonstrate that the designed circular four-electrode BIS sensor can non-destructively measure localized damage conditions in tomato. A localized damage measurement platform for tomatoes has been constructed using this sensor. A comparison of the impedance measurements obtained using the designed circular four-electrode BIS sensor with those obtained using a needle sensor proposed by previous scholars revealed that both sensors exhibited a decrease in impedance with increasing damage degree. This finding indicates that the designed circular four-electrode BIS sensor is an effective tool for characterizing damage conditions in tomatoes. The design of the tomato circular four-electrode BIS sensor is an effective means of characterizing tomato damage. The Spearman-SVM-ANN damage classification algorithm, based on the Spearman feature selection, effectively classified tomato damage with a 98.765% accuracy rate. The findings of this study provide a reference for the grading and transportation of tomatoes after harvest. Full article
(This article belongs to the Section Horticultural and Floricultural Crops)
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<p>Schematic diagram of the two-electrode and four-electrode impedance measurements: in the figure, DUT is the object to be measured, the Current electrode is the driving electrode, and the Voltage electrode is the sensing electrode. (<b>a</b>) Schematic diagram of impedance measurement using the two-electrode method; (<b>b</b>) Schematic diagram of impedance measurement using the four-electrode method.</p>
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<p>Prototype design, experimental setup of the proposed localized damage detection device: Tomato localized damage detection platform, experimental setup conditions, tomato equivalent circuit model, and end BIS sensor.</p>
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<p>Schematic diagram of tomato damage grading criteria.</p>
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<p>GY-4 Fruit Hardness Tester.</p>
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<p>Tomato damaged tissue specimens and scanning electron microscope experimental apparatus.</p>
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<p>Thermogram of the correlation of each characteristic of tomato.</p>
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<p>Flowchart of the classification algorithm for the local damage detection model.</p>
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<p>Cole plot of the tomato with different levels of damage.</p>
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<p>Scanning electron microscope images of the tomato at each damage level.</p>
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<p>Classification results of the tomato Spearman-SVM-ANN algorithm: (<b>a</b>–<b>c</b>) are the training, validation, and test set confusion matrices.</p>
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14 pages, 263 KiB  
Review
Review of the Adverse Effects Associated with Dermal Filler Treatments: Part I Nodules, Granuloma, and Migration
by Gi-Woong Hong, Hyewon Hu, Kathleen Chang, Youngjin Park, Kar Wai Alvin Lee, Lisa Kwin Wah Chan and Kyu-Ho Yi
Diagnostics 2024, 14(15), 1640; https://doi.org/10.3390/diagnostics14151640 - 30 Jul 2024
Cited by 3 | Viewed by 2579
Abstract
The increase in the use of filler treatments within minimally invasive cosmetic surgery has correspondingly escalated the variety and frequency of associated side effects. Initially, unregulated procedures led to primary side effects such as infections, foreign body reactions, and granuloma formation. However, severe [...] Read more.
The increase in the use of filler treatments within minimally invasive cosmetic surgery has correspondingly escalated the variety and frequency of associated side effects. Initially, unregulated procedures led to primary side effects such as infections, foreign body reactions, and granuloma formation. However, severe vascular complications like skin and tissue necrosis and blindness have emerged as recognized risks. Side effects from filler treatments can range from mild to life-threatening, including edema, pain, tenderness, numbness, bleeding, bruising, hematoma, redness, erythema, pigmentation, allergic reactions, itching, pruritus, the Tyndall effect, asymmetry, irregularity, migration, skin and soft tissue infections, nodules, granulomas, and vascular compromise. These side effects are categorized into early and delayed types. Many complications, particularly those related to vascular abnormalities, are frequently linked to procedural issues, emphasizing the importance of understanding filler properties, injection techniques, and facial anatomy. Preventing side effects is ideal, but early detection and treatment are crucial. Recognizing potential side effects based on their timing and understanding appropriate preemptive treatment methods is essential. This discussion addresses non-vascular side effects, highlighting their onset, symptoms, and management strategies. The comprehensive understanding and careful management of these side effects are vital for minimizing complications and ensuring patient safety in filler treatments. Full article
(This article belongs to the Special Issue Advances in Anatomy—Third Edition)
17 pages, 7242 KiB  
Article
Critical Drop Height Prediction of Loquat Fruit Based on Some Engineering Properties with Machine Learning Approach
by Onder Kabas, Uğur Ercan and Georgiana Moiceanu
Agronomy 2024, 14(7), 1523; https://doi.org/10.3390/agronomy14071523 - 13 Jul 2024
Viewed by 561
Abstract
The lowest height at which a product can fall without suffering severe harm is known as the “critical drop height” for agricultural products. It is a crucial factor to take into account for crops like loquats that are prone to bruising or damage [...] Read more.
The lowest height at which a product can fall without suffering severe harm is known as the “critical drop height” for agricultural products. It is a crucial factor to take into account for crops like loquats that are prone to bruising or damage upon impact. By establishing the minimum altitude at which the product can be dropped without experiencing substantial harm, suitable processing procedures may be established from harvest to the end consumer, thereby preserving product quality and worth. The critical drop height can be ascertained through swift, affordable, non-destructive, and non-traditional methods, rather than time-consuming and expensive laboratory trials. In the study, we aimed to estimate the critical drop height for loquat fruit using machine learning methods. Three different machine learning methods with different operating principles were applied. R2, MAE, RMSE, and MAPE metrics were used to assess the models. There were no obvious differences in both the comparisons within the models, namely the training and test results and the mutual comparisons of the models. However, with a slight difference, the SVMs model performed better in the training data set, and the ETs model performed better in the test data set. Plots were drawn to visualize model performances, and the results obtained from the plots and metrics support each other. Full article
(This article belongs to the Section Precision and Digital Agriculture)
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<p>Samples of the loquat fruits used in the trial.</p>
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<p>The primary part of the GreenVision imaging system.</p>
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<p>Schematic drawing of orthogonal axes designated for loquat fruit compression tests showing the location of the force applied.</p>
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<p>Definition figure of the Poisson ratio.</p>
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<p>Finding the radius of curvature using an equation.</p>
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<p>Input and output variables.</p>
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<p>The workflow diagram of the study.</p>
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<p>Main steps and operations performed in the data mining process of this study.</p>
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<p>The scatterplots for the models training and testing partitions.</p>
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<p>The boxplots for the models training and testing partitions.</p>
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<p>Line plots of the models.</p>
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19 pages, 5739 KiB  
Article
Exploring Recycled Polyethylene Terephthalate (PET) Based Cushioning Design to Reduce Bruise Damage in Pears
by Asma Mecheter, Faris Tarlochan and Pankaj B. Pathare
Appl. Sci. 2024, 14(13), 5936; https://doi.org/10.3390/app14135936 - 8 Jul 2024
Viewed by 701
Abstract
Post-harvest activities, which include sorting, loading, unloading, and transporting, are potential factors that cause mechanical damage and bruises to fresh produce. This would directly impact fruit shelf-life and, therefore, cause economic losses. This study developed a finite element (FE) model for pear fruit [...] Read more.
Post-harvest activities, which include sorting, loading, unloading, and transporting, are potential factors that cause mechanical damage and bruises to fresh produce. This would directly impact fruit shelf-life and, therefore, cause economic losses. This study developed a finite element (FE) model for pear fruit where a steel impactor drop-based test was utilized. The FE model was validated by evaluating it as the experimental model in order to identify bruises of the pear fruit. Therefore, to minimize bruises on the pear fruit, a recycled polyethylene terephthalate (PET) spring-based design was proposed in order to serve as a cushioning design for pear fruits. Design of experiments and response surface methodology were performed in order to minimize the fruit bruise susceptibility response subject to different spring design parameters. The results revealed that reduced spring pitch and increased coil thickness would significantly minimize bruises of pear fruit. The recycled PET proposed design proved its efficiency in reducing FE pear fruit model bruises by about 50%. This study provides insights on assessing bruise susceptibility using finite element analysis and reusing plastic for fresh produce packaging, thus reducing loops in supply chains and achieving a circular economy. Full article
(This article belongs to the Section Agricultural Science and Technology)
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<p>Flowchart of the proposed study.</p>
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<p>Physical experimental setup by Pathare et al. [<a href="#B25-applsci-14-05936" class="html-bibr">25</a>].</p>
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<p>(<b>a</b>) 3D model and dimensions of the pear fruit. (<b>b</b>) FE model and boundary conditions.</p>
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<p>Free pear fruit versus pear fruit attached to the proposed design.</p>
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<p>Fruit impact energy vs. simulation computational time.</p>
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<p>Schematic representation of spring parameters terminology.</p>
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<p>Simulation visualization output at max stress point (time = 1.5 × 10<sup>−3</sup> s) at 40 cm drop height.</p>
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<p>Main effect plot for process parameters.</p>
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<p>Response surface plots for bruise susceptibility of (<b>a</b>) diameter and pitch, (<b>b</b>) diameter and number of revolutions, and (<b>c</b>) pitch and number of revolutions.</p>
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<p>Front and isometric views of proposed packaging design (<b>a</b>) without pear fruit and (<b>b</b>) with pear fruit.</p>
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<p>Boundary conditions of pear attached to design FE model.</p>
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<p>Stress and bruises distribution of free versus pear with design.</p>
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<p>Energy activity summary for pear fruit drop simulation.</p>
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<p>Proposed potential fruit packaging container.</p>
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<p>Generated design combinations according to CCD design of experiments.</p>
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15 pages, 1302 KiB  
Article
Chuna Manual Therapy or Electroacupuncture with Pregabalin for Chemotherapy-Induced Peripheral Neuropathy: A Randomized Controlled Pilot Study
by Yeon-Woo Lee, Ilkyun Lee, Jin-Hyun Lee, Min-Geun Park, Ji-Hoon Kim, Yoon-Young Sunwoo, Man-Suk Hwang and Tae-Yong Park
J. Clin. Med. 2024, 13(13), 3916; https://doi.org/10.3390/jcm13133916 - 4 Jul 2024
Viewed by 1343
Abstract
Background: Chemotherapy-induced peripheral neuropathy (CIPN) is one of the most common side effects of chemotherapy, and effective treatments for CIPN are still lacking. For this reason, there is a growing interest in complementary and alternative medicine as a potential source of nonsurgical treatments [...] Read more.
Background: Chemotherapy-induced peripheral neuropathy (CIPN) is one of the most common side effects of chemotherapy, and effective treatments for CIPN are still lacking. For this reason, there is a growing interest in complementary and alternative medicine as a potential source of nonsurgical treatments for CIPN symptoms alongside pregabalin. One such option being explored is Chuna manual therapy (CMT), a traditional Korean manual therapy. Methods: This study compares the effectiveness and safety of using only pregabalin (PG) as a conventional method of treating breast and colorectal cancer patients with CIPN symptoms with a combination of both PG and electroacupuncture (EA) or CMT, while also assessing the feasibility of future large-scale clinical studies. Due to the COVID-19 pandemic, only 74 CIPN patients were recruited to this study. Twenty-five were assigned to the PG group, 26 to the PG + EA group, and 22 to the PG + CMT group for a five-week treatment and a four-week follow-up study. Results: For the primary outcome, we evaluated the mean differences in Functional Assessment of Cancer Therapy/Gynecologic Oncology Group-Neurotoxicity (FACT/GOG-Ntx) compared to the baseline at week 5 (visit 4). Although we found that the PG + CMT group showed the biggest difference (−16.64 [95% CI: −25.16, −8.11]) compared to the PG group (−8.60 [95% CI: −14.93, −2.27]) and the PG + EA group (−6.73 [95% CI: −12.34, −1.13]), this finding lacked statistical significance (p = 0.2075). In terms of safety, two patients in the PG + CMT group reported side effects: one bruise and one headache. Conclusions: The low attrition and high adherence rates of all the groups, and the similar rates of side effects among them, support the feasibility of larger-scale follow-up studies. Full article
(This article belongs to the Section Oncology)
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<p>Study schematic diagram. CMT: Chuna manual therapy; EA: electroacupuncture; PG: pregabalin.</p>
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<p>Acupoints combination: (ST 40, GB 34), (EX-LE 10, EX-UE 11), (TE 5, LI 4), (ST 36, KI 6), CV 4, and (EX-LE 12, EX-UE 9).</p>
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<p>Flowchart of the clinical trial. CMT: Chuna manual therapy; EA: electroacupuncture; FAS: full analysis set; PPS: per-protocol set.</p>
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<p>Line graph of outcomes according to baseline and treatment periods. CMT: Chuna manual therapy; EA: electroacupuncture; FACT/GOG-Ntx: Functional Assessment of Cancer Therapy/Gynecologic Oncology Group-Neurotoxicity; V: visit; V1: screening; V2: baseline; V3: treatment 2 weeks; V4: treatment 5 weeks; V5: post-follow-up. *: significant difference within group analysis from baseline as <span class="html-italic">p</span> &lt; 0.05.</p>
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11 pages, 2289 KiB  
Article
New Monoterpenoid Glycosides from the Fruits of Hypericum patulum Thunb.
by Li Jiang, Xue Ma, Yang Wang, Jian-Ping Yang, Yong Huang, Chun-Hua Liu and Yong-Jun Li
Molecules 2024, 29(13), 3075; https://doi.org/10.3390/molecules29133075 - 27 Jun 2024
Cited by 2 | Viewed by 805
Abstract
The whole Hypericum patulum Thunb. plant is utilized in traditional medicine for its properties of clearing heat, detoxifying, soothing meridians, relaxing the liver, and stopping bleeding. In folk medicine, it is frequently used to treat hepatitis, colds, tonsillitis, and bruises. Phytochemical investigation of [...] Read more.
The whole Hypericum patulum Thunb. plant is utilized in traditional medicine for its properties of clearing heat, detoxifying, soothing meridians, relaxing the liver, and stopping bleeding. In folk medicine, it is frequently used to treat hepatitis, colds, tonsillitis, and bruises. Phytochemical investigation of a 30% ethanol extract of the fresh ripe fruits of H. patulum has resulted in the isolation of two new pinane-type monoterpenoid glycosides 12, named patulumside E-F, and three new chain-shaped monoterpenoid glycosides 35, named patulumside G-H, J. Their structures were determined using extensive spectroscopic techniques, such as HR-ESI-MS, 1D and 2D NMR spectroscopy, and electronic circular dichroism (ECD) calculation. The anti-inflammatory activities of these compounds were evaluated in the LPS-induced RAW264.7 cells. This research represents the inaugural comprehensive phytochemical study of H. patulum, paving the way for further exploration of monoterpenoid glycosides. Full article
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<p>Structures of compounds <b>1</b>–<b>5</b>.</p>
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<p>Key <sup>1</sup>H-<sup>1</sup>H COSY and HMBC correlations of compounds <b>1</b>–<b>5</b>.</p>
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<p>Key NOESY correlations of compounds <b>1</b>–<b>5</b>.</p>
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<p>Calculated and experimental ECD spectra of compounds <b>1</b>–<b>5</b>.</p>
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<p>Effects of isolated compounds on cell viability and NO production. * <span class="html-italic">p</span> &lt; 0.05, ** <span class="html-italic">p</span> &lt; 0.01, *** <span class="html-italic">p</span> &lt; 0.001 versus the LPS-treated group; <sup>###</sup> <span class="html-italic">p</span> &lt; 0.001 versus the control group.</p>
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