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CN109528699A - Fragrant happy amine is preparing the application in nerve protection medicine - Google Patents

Fragrant happy amine is preparing the application in nerve protection medicine Download PDF

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Publication number
CN109528699A
CN109528699A CN201811610138.8A CN201811610138A CN109528699A CN 109528699 A CN109528699 A CN 109528699A CN 201811610138 A CN201811610138 A CN 201811610138A CN 109528699 A CN109528699 A CN 109528699A
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application
happy amine
amine
fragrant
combination
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CN109528699B (en
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吴以岭
吴相君
贾振华
安军永
王超
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Shijiazhuang Yiling Pharmaceutical Co Ltd
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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00Medicinal preparations containing organic active ingredients
    • A61K31/16Amides, e.g. hydroxamic acids
    • A61K31/165Amides, e.g. hydroxamic acids having aromatic rings, e.g. colchicine, atenolol, progabide
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P25/00Drugs for disorders of the nervous system
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P7/00Drugs for disorders of the blood or the extracellular fluid
    • A61P7/04Antihaemorrhagics; Procoagulants; Haemostatic agents; Antifibrinolytic agents
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P9/00Drugs for disorders of the cardiovascular system
    • A61P9/10Drugs for disorders of the cardiovascular system for treating ischaemic or atherosclerotic diseases, e.g. antianginal drugs, coronary vasodilators, drugs for myocardial infarction, retinopathy, cerebrovascula insufficiency, renal arteriosclerosis

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Abstract

Fragrant happy amine is preparing the application in nerve protection medicine, belongs to the technical field of nerve protection medicine, and fragrant happy amine is treating or preventing the application in Cranial nerve injury as birth trauma drug, pharmaceutically acceptable auxiliary material is added in fragrant happy amine, useful clinically pharmaceutical dosage form is made.Specially fragrant happy amine treats or prevents the application in neurotrosis drug caused by cerebral hemorrhage in preparation, or fragrant happy amine treats or prevents the application in neurotrosis drug caused by cerebral ischemia re-pouring in preparation.Test confirms that fragrant happy amine has neuroprotection, and can effectively treat or prevent neurotrosis caused by cerebral ischemia re-pouring, neurotrosis caused by cerebral hemorrhage, the various neurotrosises such as Guillain Barre.

Description

Fragrant happy amine is preparing the application in nerve protection medicine
Technical field
The invention belongs to the technical fields of nerve protection medicine, are related to a kind of new application of happy amine of sweet smell, are specifically related to sweet smell Happy amine is preparing the application in nerve protection medicine.
Background technique
Fragrant happy amine (chemical name: trans- -2- (2,5- Dimethoxyphenyl) -3- (4- hydroxy 3-methoxybenzene base)-N- (4- Oxybenzene ethyl) acrylamide) molecular structural formula is as follows:
Fragrant happy amine is the derivative of squqmosamide, and compound structure is at Chinese patent CN1445211 (publication number) Middle disclosure, this patent describe " new squqmosamide derivative and its systems of institute of Materia Medica,Chinese Academy of Medical Sciences invention Method and its pharmaceutical composition and purposes ".
Cranial nerve injury as birth trauma includes losing after brain trauma, cerebrovascular sclerosis (cerebral hemorrhage, cerebral thrombosis) sequelae, encephalitis and meningitis The apoplexy sequelas such as disease, demyelinating disease.Fragrant happy amine be used to treat cerebral retrogressive disease, such as parkinson's syndrome at present And Alzheimer's disease, for having not been reported in terms of ischemic and cerebral hemorrhage.
Summary of the invention
The present invention provides application of the fragrant happy amine in preparation treatment or prevention neurotrosis drug, especially prepares treatment Or the application in prevention Cranial nerve injury as birth trauma drug.
Another scheme of the invention is to provide fragrant happy amine neurotrosis medicine caused by preparation treatment or prevention cerebral hemorrhage Application in object.
Another scheme of the invention is to provide fragrant happy amine nerve caused by preparation treatment or prevention cerebral ischemia re-pouring Application in damage medicine.
The present invention be realize its purpose the technical solution adopted is that:
Fragrant happy amine is preparing the application in nerve protection medicine, and fragrant happy amine is in the drug for treating or preventing Cranial nerve injury as birth trauma Application, pharmaceutically acceptable auxiliary material is added in fragrant happy amine, useful clinically pharmaceutical dosage form is made.
Fragrant happy amine treats or prevents the application in neurotrosis drug caused by cerebral hemorrhage in preparation, or fragrant happy amine is controlled in preparation The application in neurotrosis drug caused by cerebral ischemia re-pouring is treated or prevents, or comprehensive in preparation treatment or prevention guillain-Barre Application in simulator sickness drug.
Pharmaceutically acceptable auxiliary material is selected from filler, disintegrating agent, lubricant, suspending agent, adhesive, sweetener, flavoring One of agent, preservative, matrix, antioxidant or any combination.
Filler is selected from one of starch, pregelatinized starch, lactose, mannitol, chitin, microcrystalline cellulose, sucrose Or any combination;Disintegrating agent is selected from starch, pregelatinized starch, microcrystalline cellulose, sodium carboxymethyl starch, crosslinked polyethylene pyrrolidines One of ketone, low-substituted hydroxypropyl cellulose, croscarmellose sodium or any combination;Lubricant be selected from magnesium stearate, One of lauryl sodium sulfate, talcum powder, silica or any combination;Suspending agent is selected from polyvinylpyrrolidone, micro- One of crystalline cellulose, sucrose, agar, hydroxypropyl methyl cellulose or any combination;Adhesive is selected from starch slurry, polyethylene One of pyrrolidones, hydroxypropyl methyl cellulose or any combination;Sweetener is selected from saccharin sodium, aspartame, sucrose, sweet tea One of sweet element, enoxolone or any combination;Corrigent is selected from sweetener and/or various essence;Preservative is selected from Ni Bo Golden class, benzoic acid, sodium benzoate, sorbic acid and its esters, benzalkonium bromide, acetic acid chloroethene be fixed, one of eucalyptus oil or any Combination;Matrix includes being selected from one of PEG6000, PEG4000, insect wax or any combination.Auxiliary material listed above is only to lift Example explanation, does not constitute any restrictions to the range of technical solution of the present invention.
Pharmaceutical dosage form is tablet or capsule or granule or dry suspensoid agent or dripping pill or dispersion or injection.
The neurotrosis is neurotrosis, neurotrosis caused by cerebral hemorrhage or Green-bar caused by cerebral ischemia re-pouring Sharp syndrome.
Beneficial effects of the present invention:
Test confirms that fragrant happy amine has neuroprotection, and can effectively treat or prevent cerebral ischemia re-pouring Caused neurotrosis, neurotrosis caused by cerebral hemorrhage, the various neurotrosises such as actue infectious polyradiculoneuritis.
Specific embodiment
In order to confirm the technical effect of technical solution of the present invention, according to the preparation example in specific embodiment, it is made various Drug.And carry out pharmacodynamic experiment, i.e. experimental example in specific embodiment, but these embodiments are not also to the technology of the present invention The range of scheme constitutes any restrictions.
One, specific embodiment
The preparation of the fragrant happy amine tablet of embodiment 1
Sweet smell happy amine 150g, cornstarch 20g, lactose 325g, the magnesium stearate 5g that crushed 200 meshes respectively are weighed, it will Fragrant happy amine, cornstarch, lactose mix well, and use 50ml pure water as adhesive, softwood is made, after the granulation of 18 meshes, In 60 DEG C of dryings, dry particl crosses 16 mesh sieves, and magnesium stearate is added and mixes, according to 0.5g/ piece, tabletting to obtain the final product, is made 981 altogether Piece finished product.
The preparation of the fragrant happy amine capsule of embodiment 2
Sweet smell happy amine 75g, cornstarch 212g, dextrin 10g, the magnesium stearate 3g that crushed 200 meshes respectively are weighed, it will be fragrant Happy amine, cornstarch mix well, and with 60 DEG C of pure water 25ml, it is paste as adhesive that dextrin is molten, and softwood is made, uses After the granulation of 20 meshes, in 65 DEG C of dryings, dry particl crosses 18 mesh sieves, and magnesium stearate is added and mixes, according to every capsule 0.3g It is packed into No. 1 capsule to obtain the final product, 961 finished products is made altogether.
The preparation of the fragrant happy amine granule of embodiment 3
Sweet smell happy amine 150g, cane sugar powder 7339g, edible essence 1g, the soluble starch 10g that crushed 200 meshes respectively are weighed, Fragrant happy amine, cane sugar powder, edible essence are mixed well, with 100 DEG C of pure water 100ml, soluble starch is reconstituted into starch slurry and is made For adhesive, softwood is made, after the granulation of 20 meshes, in 60 DEG C of dryings, dry particl crosses 18 mesh sieves, according to 7.5g/ bags, dress Bag, is made 973 bags of finished products of finished product altogether.
The preparation of the fragrant happy amine mixture of embodiment 4
Fragrant happy amine 150g, Sucralose 100g, sodium benzoate 0.5g are weighed, hydroxypropyl methyl cellulose sodium 5g eats perfume Smart 1g, sodium benzoate is spare with the dissolution of 10ml ethyl alcohol, and hydroxypropyl methyl cellulose sodium is spare with the dissolution of 100ml pure water, by benzene Formic acid sodium ethoxide solution, hydroxypropyl methyl cellulose sodium solution, fragrant happy amine, 8000ml is added in Sucralose, edible essence jointly In pure water, stirring to all supplementary materials is dissolved, and is settled to 10000ml, is stirred, according to 10ml/ branch encapsulating to poly- second In alkene bottle, it there are 991 finished products.
The preparation of the fragrant happy amine dispersion of embodiment 5
Mixing is sufficiently stirred in the PEG6000 for weighing the fragrant happy amine of 500g and 1500g melting, after placing room temperature, moves to -20 DEG C Refrigerator overnight is crushed at low temperature up to fragrant happy amine solid dispersions.
Two, it tests
Protective effect of the fragrant happy amine of experimental example 1 to Cranial nerve injury as birth trauma caused by cerebral ischemia and cerebral ischemia re-pouring
1. instrument and material
SJ42 type polygraph (Shanghai Medical Electric Instrument Factory);
SXP -1B type surgical operation microscope (Shanghai medical optical instrument factory);
Test medicine, the sample prepared according to the method for embodiment 1;Positive drug: nimodipine tablet (sub- treasured medicine company, 20mg/ Piece, lot number 1408015);Tablet is crushed, is extracted and is filtered with ethyl alcohol, after volatilizing, add pure water to be made into aqueous solution stand-by;
Wistar rat (250~350g, male) is provided by Hebei Medical University's Experimental Animal Center, raising in (25 ± 2) DEG C purification ventilation animal house, ad lib and drinking-water.
2. method and result
The foundation of 2.1 animal models
2.1.1 permanent cerebral ischemia model
With 12% chloral hydrate anesthesia (350mg/kg, ip), lateral position is fixed on operating table rat, along right external auditory canal with Skin about 2cm is cut perpendicular to line in the midpoint of right eye outer canthus line, then successively cuts under surgical operation microscope along temporalis middle line Disconnected temporalis and masseter, these muscle are separated to two sides, exposure jugal bridge, and when operation pays attention to protecting facial nerve and the parotid gland.It removes Jugal bridge, and fascia is cut off along skull, expose temporo precoila.One is bored at united front lower place about 2mm before cheekbone and squamosal bone The cranium window of diameter 2mm, through endocranium with regard to the thin vessels of visible one more straight and few branch, as intraluminal middle cerebral artery occlusion in rats (MCA).With 1mm to the MCA between venae cerebri inferiores in coagulation fulguration solidification tractus olfactorius.It is light with fritter musculature after blocking MCA It spreads on cranium window, reaches anastalsis, postoperative withdrawal of currency from circulation raising.Above procedure is carried out in constant room temperature.
2.1.2 complete brain ischemia reperfusion model
With 12% water platform chloralization before rat, the exposure atlas foramen transversarium after pillow solidifies bilateral with coagulation fulguration Vertebral artery, drilling placement Cortical ECoG pole, is fixed with dental base acrylic resin powder on skull.Then it is dynamic to make a kerf separation Bilateral Cervical in neck Arteries and veins, with No. 1 silk suture wound.It is postoperative for 24 hours, rat it is awake when, with the not damaged artery clamp with silicone tube by bilateral carotid arteries Folder closes, that is, causes the occlusion of 4 radicular arteries to cause global cerebral ischemia, unclamp artery clamp after 1h.Ischemic stage and to fill time phase again be 1h.With It is asked when electroencephalogram restores after physiograph record Neurons Against Cerebral Ischemia electrograph extinction time and recovery Reperfu- sion and righting reflex restores Time.The electroencephalogram serious inhibition person that do not disappear or do not occur rejects without exception in all ischemic stages.
The protective effect of 2.2 pairs of permanent cerebral ischemias damage
2.2.1 grouping
Permanent cerebral ischemia rat model 50 are taken, is randomly divided into 5 groups, every group 10, respectively negative control group (1ml/ Kg), positive drug control group (Nimodipine, 2mg/kg), test medicine group high, medium and low dosage group (respectively 8mg/Kg, 4mg/ Kg,2mg/Kg).After coagulation MCA mono- hour, tail vein injection administration, administered volume is 1ml/Kg, and insufficient section adds physiology salt Water is supplied.
2.2.2 evaluation index and result
Postoperative rat for 24 hours carries out neurological deficit score when awake: a, mention rat-tail away from ground about 33cm, observe forelimb feelings Condition, two forelimb of normal rat symmetrically stretch to ground, if left shoulder inward turning, otherwise it is 0 point that receipts person in left fore, which is chosen as 4 points,;b, By pushing away respectively on the sliding floor of rat horizontalization, left (or right) shoulder is mobile to opposite side, checks the resistance resisted and pushed, normal rat bilateral Resistance is obvious and symmetrical, if drop in resistance, is chosen as 1~3 point depending on fall;C, two forelimb of rat is set on a metal mesh, The Muscle tensility of forelimb is observed, two forelimb tension of normal rat is obvious and symmetrical, if left fore tension declines, depending on decline degree Weight is chosen as 0~3 point.Three's summation is comprehensive point.Broken end takes brain after scoring, and right side MCA is further confirmed with microscope and is burnt Situation and brain parenchym damage are burnt, slice and TTC dyeing, necrotic area and right hemisphere weighing is carried out, calculates downright bad percentage Rate (percentage that necrotic area accounts for right hemisphere), the results are shown in Table 1.
Protective effect of 1 test medicine of table to permanent cerebral ischemia injury rats
Note: P < 0.05 compared with the control group *.
It can be seen that test medicine, which shows to reduce brain necrosis in various dose group, goes the effect of weight, middle high dose group can be with It is obviously improved rat behavior defect, shows that test medicine has protective effect to permanent cerebral ischemia damage.
The effect of 2.3 pairs of ischemical reperfusion injuries
2.3.1 grouping
Ischemia-Reperfusion Injury Model rat 53 are taken, 5 groups, respectively negative control group (1ml/Kg) are randomly divided into, sun Property medicine control group (Nimodipine, 2mg/kg), test medicine group high, medium and low dosage group (respectively 8mg/Kg, 4mg/Kg, 2mg/ Kg).For l/min through rat tail vein drug administration by injection, administered volume is 1ml/Kg before ischemic stage, and insufficient section adds physiological saline It supplies.
2.3.2 evaluation index and result
Evaluation index is that the disappear recovery time of electroencephalogram and the righting reflex after fiery time, Reperfu- sion of ischemic stage electroencephalogram restores Time.After Reperfu- sion, broken end takes brain immediately, claims weight in wet base, (the small fourth of the difference that front and back is weighed twice that 60 DEG C drying to constant weight 1%) brain water content of each group is calculated by brain water content=(brain wet weight-brain stem weight)/brain wet weight × 100% to get dry weight, tied Fruit is shown in Table 2.
Protective effect of 2 test medicine of table to Brain Ischemia-reperfusion Injury
Note: * compared with the control group, P < 0.05;# is compared with positive drug group, P < 0.05.
It can be seen that test medicine can significantly extend rats after cerebral ischemic reperfusion Neurons Against Cerebral Ischemia electrograph extinction time, hence it is evident that shorten Electroencephalogram recovery time and righting reflex recovery time, and the case where be obviously improved brain edema.
Protective effect of the fragrant happy amine of experimental example 2 to neurotrosis caused by cerebral hemorrhage
1 materials and methods
1.1 experimental animal
Experimental animal is cleaning grade C57BL/6 mouse, male, and 6~8 week old, 16~20g is tested by Hebei Medical University Animal center provides.Before experiment, ad lib water inlet.
1.2 primary drugs and reagent
Fragrant happy amine raw material (self-control, lot number 20150117);DW-2000 stereotaxic apparatus (Chengdu Tai Meng company);IL-1 β, TNF-α and Caspase-3ELISA kit (eBioscience company, the U.S.), NeuN rabbit anti-mouse and Caspase-3 rabbit Anti-mouse monoclonal antibody (Abcam company, the U.S.);Goat anti-rabbit igg secondary antibody, TUNEL kit, ELISA kit and Hoeschst dyestuff (Invitrogen company, the U.S.);Neuronal Medium-basal culture medium, DMEM in high glucose and FBS (beauty Gibco company, state).
1.3 mouse brain cortical neuron originally cultures
The C57 mouse of 18d gestational age is taken, tire mouse brain frontal cortex is stripped under microscope, removes meninx and blood vessel.Eye scissors are cut It is broken to about 1mm × 1mm × 1mm, 0.125% 37 DEG C of trypsase incubation 10min, is blown and beaten 15~20 times, 2500r/min centrifugation 10min.Supernatant is abandoned, is resuspended with complete medium containing the DMEM high glucose medium of 10% fetal calf serum, 2 μm of ol/L glutamine Cell precipitation counts cell to 5 × 105/ml, is inoculated in the coated cell training of poly-l-lysine (Poly-L-Lysine) It supports in plate.It is placed in 37 DEG C, cultivates in the incubator containing 5%CO2 and saturated humidity, change liquid afterwards for 24 hours to containing 2%B27,0.4 × 10- 4
Mol/L cytarabine (Ara-C) and 0.5mM glutamine NeuronalMedium-basal culture medium, it is later every It is measured every 72h half and changes liquid, culture to 8d.Experimental group: (1) blank control group is physiological saline group;(2) experimental group is 2 tested 20 μm of ol/L hemoglobins (Hb) are added into culture solution in drug concentration group (48.5mg and 4.85mg/L);(3) experimental comparison group For hemoglobin (Hb), handled with 20 μm of ol/L hemoglobins (Hb).
The preparation of 1.4 mouse cerebral hemorrhage (ICH) models
C57 mouse is injected with (40mg/kg) intraperitoneal anesthesia of 10% chloraldurate, and prostrate is fixed on mouse brain stereoscopic localized On instrument, scalp alcohol disinfecting, exposure parietal bone takes 50 μ l of arteria caudalis blood, is injected to left brain striatum with syringe pump (5 μ l/min) (2.5mm on the right side of mouse bregma, forward 0.2mm, hemad 3.5mm);Syringe needle stops 8~10min after injection, extracts syringe needle doctor With bone wax closed injection hole, incision of scalp is sutured.Sham-operation group injects same amount of normal saline in the same way.
1.5 groupings are tested with administration
It is grouped into sham-operation group, ICH model group, 10mg/kg and 20mg/kg test medicine treatment group, each 6 mouse.Respectively Group does cerebral hemorrhage operation, in 2h, 12h, for 24 hours, 48h, 72h, 96h, 120h continuous gavage give relative medicine (fragrant happy amine physiology Salt water dissolution is prepared, and sham-operation group and ICH model group mouse are given only continuous physiological saline stomach-filling processing), 1 time a day.
1.6 cerebral hemorrhage mouse Nerve functional impairments score (NDS)
36 mouse are randomly divided into 4 groups.After the postoperative successive administration of each group, and 1d, 3d, 5d, 7d after administration is to each Processing group mouse makees neurological functional deficit scale, and Neuroscore is considered as the success of ICH model in 2 grades or more of mouse, It is included in experimental study object, rejects scoring in 0 grade or 4 grades or more of model mice, every group of reservation 6 is only tested after rejecting. Include mainly walk test, mention tail reflection, balance test, sensory test, areflexia and dyskinesis.Maximum is scored at 18 Point, light-duty wound: 1~6 point;Medium-sized wound: 7~12 points;Heavy type wound: 13~18 points.
The measurement of 1.7 inflammatory factor expressions
24 mouse are separately taken to be randomly divided into 4 groups referring to modeling and administration under " 1.4-1.5 " item, ELISA method measures ICH hemotoncus TNF-α, the content of IL-1 β and Caspase-3, take sham-operation group, ICH model group, test medicine various dose in surrounding tissue Treatment group mouse took cephalophyma stove week to organize 0.5g at ICH the 1st, 3,5,7 day, the PBS of pre-cooling is added, makes that mass concentration is made For 10% brain tissue homogenate, 4 DEG C, 4000r/min, it is centrifuged 15min, -70 DEG C of low temperature refrigerators is set and saves backup.ELISA detection The expression situation of change of TNF-α, IL-1 β and Caspase-3 in tissue homogenate.
1.8 statistical analysis
For statistical analysis to all data using GraphPadPrism5 software, data are all made of χ ± s expression, metering Apply mean t inspection comparing between data two-by-two, P < 0.05 is that there were significant differences.
2 results
The survival rate of 2.1 neure damages
Pre-stage test confirms that test medicine has no significant effect the growth of neuron, neural originally culture experiment investigation Test medicine has protective effect to Hb induced neuronal injury, light under the microscope, TUNEL and Caspase-3 apoptosis is real It tests in terms of average, the results are shown in Table 3.
Protective effect (200 times, N=3) of 3 test medicine of table for neurotrosis
Group TUNEL staining positive cells number Caspase-3 staining positive cells number
Control group 1 1
Model group 17# 10#
Test medicine group (4.85mg/L) 8* 6*
Test medicine group (48.5mg/L) 6* 5*
Note: # compared with the control group, P < 0.05;* compared with model group, P < 0.05.
As seen from the above table, for Hb induction primary neuronal cell damage, test medicine can significantly improve primary neuron Cell viability has apparent neuroprotection.
The influence of 2.2 pairs of cerebral hemorrhage mouse Nerve functional impairments scoring
Neurological functional deficit scale (NDS) is that the important references of neurotrosis degree after assessing mouse cerebral hemorrhage refer to Mark, the test result show that control group NDS is substantially less than model group, it was demonstrated that modeling success.Two dosage groups of test medicine are the 3rd It, the 5th day, the 7th day NDS scoring be substantially less than model group, the results are shown in Table 4
The influence that 4 test medicine of table scores for cerebral hemorrhage mouse Nerve functional impairment
Group N 1st day NDS 3rd day NDS 5th day NDS 7th day NDS
Control group 6 1.9±0.5 1.8±0.7 1.8±0.4 1.8±0.5
Model group 6 14.1±1.4# 11.5±1.2# 9.2±0.9# 8.3±0.6#
Test medicine group (10mg/Kg) 6 13.7±1.6* 8.5±1.1* 6.5±0.8* 4.2±0.4*
Test medicine group (20mg/Kg) 6 12.9±1.1* 6.8±0.9* 5.1±0.6* 3.9±0.5*
Note: # compared with the control group, P < 0.05;* compared with model group, P < 0.05.
As can be seen from the above results, test medicine can improve cerebral hemorrhage mouse Nerve function, and have certain continue Property.
The influence of 2.3 pairs of inflammatory factor expressions
The TNF-α of Hematoma, the content of IL-1 β and Caspase-3 are referring to table 5 after each group mouse ICH.
Influence of 5 test medicine of table for inflammatory factor expression after mouse ICH
Note: # compared with the control group, P < 0.05;* compared with model group, P < 0.05.
As can be seen from the above results, test medicine has significant inflammatory factor expression after reducing ICH, and it is scorching to mitigate part Disease reaction, neurotrosis after effective protection bleeding.
Therapeutic effect of the fragrant happy amine of experimental example 3 for Guillain Barre syndrome
Actue infectious polyradiculoneuritis (GBS) is also known as acute inflammatory demyelinating polyneuropathy, be with peripheral nerve and The inflammatory reaction of the demyelinate and thin vessels peripheral lymphocyte and macrophage of nerve root is the autoimmunity disease of pathological characteristic Disease.It is similar to mankind GBS in the clinical manifestation of experimental autoimmune neuritis, pathogenesis, it is the reason of generally acknowledged research GBS Think animal model.This experiment observes the traditional chinese medicine composition of the invention by production rat experimental autoimmune nerve inflammation model The neuritic effect of granules of rats experimental autoimmune.
1. materials and methods
1.1 animals and grouping: Lewis rat, male, 200-220g, tie up tonneau China experimental animal technology purchased from Beijing by 36 Co., Ltd.Rat is randomly divided into: Normal group, model group, treatment group (tablet prepared according to the method for embodiment 1, agent Amount: according to 20mg/kg, treatment group), every group 12.Model group and rats in normal control group give equal amount of distilled water.
1.2 modelings and administration: the double 200 μ l antigen emulsions of hind leg subplantar injection of rat (contain 200 μ g peripheral nerve myelin sheath antigens P0180-199 polypeptide, 1.5mgH37Ra tubercle bacillus, 100 μ l 0.1mol/L phosphate buffers and 100 μ l complete Freund assistants Agent is mixed into water-in-oil emulsion with pin type homogenizer).Start to carry out groups of animals gastric infusion on the day of modeling, continuous 15 days.
1.3 signs scoring: 0 grade: without exception;1 grade: tail portion tension reduces;2 grades: tail paralysis, righting reflex excalation;3 Grade: righting reflex missing;4 grades: ataxic gait, posture are abnormal;5 grades: hind leg paresis;6 grades: moderate paralysis;7 grades: hind leg is serious Paralysis;8 grades: quadriplegia;9 grades: dying;10 grades: dead.
1.4HE dyeing: putting to death rat, is immediately disconnected sciatic nerve, carries out HE dyeing, calculates the average inflammation in 5 visuals field Property cell number.
1.5 flow cytomery INF- γ, Th17: rat is put to death, inguinal lymph nodes is taken, prepares the single core of lymph node Cell suspension, flow cytomery INF- γ, Th17 are horizontal.
1.6ELISA detects antibody: putting to death rat, leaves and takes cardiac blood, P0180-199 polypeptide is dissolved in packet by centrifuging and taking serum By liquid, the confining liquid containing 10% fetal calf serum is added and is incubated for, the rabbit-anti anti-rat IgG antibody of biotin labeling is added, is added afterwards peppery The Streptavidin of root peroxidase labelling, after terminating reaction, as a result microplate reader measurement is indicated with OD value.
1.7 statistical methods: all data mean ± standard deviationIt indicates.Using SPSS statistical package, T is carried out It examines.
2 results
The variation of 2.1 signs scoring: compared with model group, the initial disease time for the treatment of group is obviously prolonged (P < 0.01);It controls The scoring for the treatment of group peak period is substantially reduced (P < 0.01), is shown in Table 6.
The comparison of 6 each group sign of table scoring
Compared with model group:△△P<0.01。
The variation of 2.2INF- γ, Th17 level: compared with Normal group, the horizontal obvious liter of model group INF- γ, Th17 High (P < 0.01), compared with model group, treatment group INF- γ, Th17 level are remarkably decreased (P < 0.01).
The comparison of table 7 each group INF- γ, Th17 level
Group INF-γ Th17
Normal group 4.7±1.2 7.1±1.3
Model group 21.3±4.1** 19.8±3.2**
Treatment group 7.9±2.1△△ 8.6±1.9△△
Note: compared with Normal group: P < 0.01 * *;Compared with model group: P < 0.01 △ △.
The variation of 2.3 P0180-199 antibody: compared with Normal group, model group OD value is significantly raised (P < 0.01), Compared with model group, treatment group's OD value is remarkably decreased (P < 0.01).
The comparison of 8 each group OD value of table
Group OD value
Normal group 0.10±0.03
Model group 1.17±0.21**
Treatment group 0.31±0.06△△
Note: compared with Normal group: P < 0.01 * *;Compared with model group: P < 0.01 △ △.
3 conclusions
Fragrant happy amine can reduce experimental autoimmune neuritis clinical symptoms, reduces INF- γ, Th17 and resists The generation of P0180-199 antibody shows that fragrant happy amine has the function for the treatment of Guillain Barre syndrome.

Claims (6)

1. fragrant happy amine is preparing the application in nerve protection medicine, which is characterized in that fragrant happy amine is treating or preventing neurotrosis Drug in application, pharmaceutically acceptable auxiliary material is added in fragrant happy amine, useful clinically pharmaceutical dosage form is made.
2. the happy amine of sweet smell according to claim 1 is preparing the application in nerve protection medicine, which is characterized in that fragrant happy amine exists Preparation treats or prevents the application in neurotrosis drug caused by cerebral hemorrhage, or fragrant happy amine treats or prevents cerebral ischemia again in preparation Application in neurotrosis drug caused by being perfused.
3. the happy amine of sweet smell according to claim 1 is preparing the application in nerve protection medicine, which is characterized in that pharmaceutically may be used The auxiliary material of receiving is selected from filler, disintegrating agent, lubricant, suspending agent, adhesive, sweetener, corrigent, preservative, matrix, resists One of oxygen agent or any combination.
4. the happy amine of sweet smell according to claim 3 is preparing the application in nerve protection medicine, which is characterized in that filler choosing From one of starch, pregelatinized starch, lactose, mannitol, chitin, microcrystalline cellulose, sucrose or any combination;Disintegrating agent Selected from starch, pregelatinized starch, microcrystalline cellulose, sodium carboxymethyl starch, crosslinked polyvinylpyrrolidone, low-substituted hydroxypropyl fiber One of element, croscarmellose sodium or any combination;Lubricant is selected from magnesium stearate, lauryl sodium sulfate, cunning One of mountain flour, silica or any combination;Suspending agent is selected from polyvinylpyrrolidone, microcrystalline cellulose, sucrose, fine jade One of rouge, hydroxypropyl methyl cellulose or any combination;Adhesive is selected from starch slurry, polyvinylpyrrolidone, hydroxypropyl One of methylcellulose or any combination;Sweetener is in saccharin sodium, aspartame, sucrose, honey element, enoxolone One kind or any combination;Corrigent is selected from sweetener and/or essence;Preservative is selected from parabens, benzoic acid, benzoic acid Sodium, sorbic acid and its esters, benzalkonium bromide, acetic acid chloroethene be fixed, one of eucalyptus oil or any combination;Matrix includes being selected from One of PEG6000, PEG4000, insect wax or any combination.
5. the happy amine of sweet smell according to claim 1 is preparing the application in nerve protection medicine, which is characterized in that pharmaceutical dosage form For tablet or capsule or granule or dry suspensoid agent or dripping pill or dispersion or injection.
6. the happy amine of sweet smell according to claim 1 is preparing the application in nerve protection medicine, which is characterized in that the nerve Damage is neurotrosis, neurotrosis caused by cerebral hemorrhage or actue infectious polyradiculoneuritis caused by cerebral ischemia re-pouring.
CN201811610138.8A 2018-12-27 2018-12-27 Application of phentermine in preparing neuroprotective drugs Active CN109528699B (en)

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Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1445211A (en) * 2002-03-20 2003-10-01 中国医学科学院药物研究所 New amide ramification of sweetsop as well as its preparing method, its medication composition and usage
EP1810965A1 (en) * 2004-10-13 2007-07-25 Eisai R&D Management Co., Ltd. Hydrazide derivatives

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1445211A (en) * 2002-03-20 2003-10-01 中国医学科学院药物研究所 New amide ramification of sweetsop as well as its preparing method, its medication composition and usage
EP1810965A1 (en) * 2004-10-13 2007-07-25 Eisai R&D Management Co., Ltd. Hydrazide derivatives

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* Cited by examiner, † Cited by third party
Title
BO MA 等: "Neuroprotective effects of compound FLZ in an ischemic model mediated by improving cerebral blood flow and enhancing Hsp27 expression", 《BRAIN RESEARCH》 *
张建军 等: "新型化合物FLZ对脑卒中动物的保护作用", 《生物物理学报》 *

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