CN107022528A - 一种用于培养杂交瘤细胞的培养基及其应用 - Google Patents
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Abstract
本发明涉及一种用于杂交瘤细胞的培养基及其应用,所述培养基在基础培养基的基础上包含了以下组分:对甲基苯甲酸、硫辛酸、亚油酸、腐胺、乙醇胺、硫酸锌、谷胱甘肽;还涉及一种培养杂交瘤细胞的方法以及由此得到杂交瘤细胞培养物。本发明的培养基培养的杂交瘤细胞生长规律,与传统的杂交瘤细胞培养基相比,本发明的培养基同等条件下相同时间内培养得到的杂交瘤细胞更多,细胞体积更大,细胞形态更饱满,细胞活力更高,并且培养的持续时间更长,可更好地用于单抗的生产。
Description
技术领域
本发明涉及细胞培养领域,更特别地,涉及一种用于培养杂交瘤细胞的培养基及其应用,还涉及一种培养杂交瘤细胞的方法以及由此得到杂交瘤细胞培养物。
背景技术
单克隆抗体以其高度的特异性和灵敏度,在免疫学检测、目的蛋白的亲和纯化和肿瘤治疗领域得到广泛应用。淋巴细胞杂交瘤技术是生产单克隆抗体过程中极为重要的一个环节,但是,用该技术制备单克隆抗体,其实验环节多,周期长,影响因素复杂,容易遭受挫折。尤其是在杂交瘤产生早期,由于新出现的杂交瘤生活力差,其生长情况容易因环境的变化而变化,不能很好地适应体外组织培养条件,很容易夭折。现有的杂交瘤细胞培养基例如IMDM培养基在培养杂交瘤细胞过程中,细胞生长不稳定,增殖速度不高,培养基给细胞提供能量的持续时间不长。
因此,需要一种新的培养基用于培养杂交瘤细胞。
发明内容
为解决以上问题,本发明提供了一种用于培养杂交瘤细胞的培养基,在基础培养基的基础上包含了以下组分:对甲基苯甲酸、硫辛酸、亚油酸、腐胺、乙醇胺、硫酸锌、谷胱甘肽。
进一步地,所述培养基在基础培养基的基础上包含了以下组分:0.1-1mg/L对甲基苯甲酸、0.1-0.5mg/L硫辛酸、0.01-0.1mg/L亚油酸、0.1-0.5mg/L腐胺、1-5mg/L乙醇胺、0.1-0.5mg/L硫酸锌、1-5mg/L谷胱甘肽。
在一个优选实施方案中,所述基础培养基为IMDM培养基。
在一个优选实施方案中,所述杂交瘤细胞为SP210细胞系与免疫的小鼠脾脏B细胞融合得到。
本发明还提供了上述培养基在培养杂交瘤细胞中的应用。
本发明还提供了一种培养杂交瘤细胞的方法,其包括使用上述培养基培养杂交瘤细胞的步骤。
本发明还提供了一种杂交瘤细胞培养物,其通过上述方法培养得到。
本发明的培养基培养的杂交瘤细胞生长规律,与传统的杂交瘤细胞培养基相比,本发明的培养基同等条件下相同时间内培养得到的杂交瘤细胞更多,细胞体积更大,细胞形态更饱满,并且培养的持续时间更长,细胞活力更高,可更好地用于单抗的生产。
附图说明
图1为分别使用实施例1-4和传统的IMDM培养基培养的sp210与小鼠脾脏B淋巴细胞融合的得到的杂交瘤细胞的显微照片。
具体实施方式
以下结合实例对本发明的原理和特征进行描述,所举实例只用于解释本发明,并非用于限定本发明的范围。
1.杂交瘤细胞培养基的配制
本发明的培养基通过将表1所示的成分添加至IMDM培养基中配制得到。表1向IMDM培养基中添加的成分
2.杂交瘤细胞的培养
验证实验中用到的杂交瘤细胞为sp210与小鼠脾脏B淋巴细胞融合的得到的杂交瘤细胞,分别用上述实施例中配制得到的培养基培养杂交瘤细胞,以传统的IMDM培养基为对照。
3.细胞贴壁后显微镜检观察验证
在起始密度相同的情况下,将杂交瘤细胞用实施例1-4中的培养基和传统的IMDM培养基在同等条件下进行培养,结果显示,用实施例1-4中的培养基培养的杂交瘤细胞的倍增时间较传统的IMDM培养基更短。将上述培养得到的杂交瘤细胞放在显微镜下观察,单抗专用培养基培养的杂交瘤细胞相对更大(如图1所示),活力更高。并且在连续培养8天以上,单抗专用培养基培养的杂交瘤细胞仍可以正常生长,而传统培养基培养的杂交瘤细胞出现破碎,状况变差,可见以上实施例中的培养基培养的持续性更长。
以上所述仅为本发明的较佳实施例,并不用以限制本发明,凡在本发明的精神和原则之内,所作的任何修改、等同替换、改进等,均应包含在本发明的保护范围之内。
Claims (7)
1.一种用于培养杂交瘤细胞的培养基,其特征在于,在基础培养基的基础上包含了以下组分:对甲基苯甲酸、硫辛酸、亚油酸、腐胺、乙醇胺、硫酸锌、谷胱甘肽。
2.根据权利要求1所述的培养基,其特征在于,在基础培养基的基础上包含了以下组分:0.1-1mg/L对甲基苯甲酸、0.1-0.5mg/L硫辛酸、0.01-0.1mg/L亚油酸、0.1-0.5mg/L腐胺、1-5mg/L乙醇胺、0.1-0.5mg/L硫酸锌、1-5mg/L谷胱甘肽。
3.根据权利要求1所述的培养基,其特征在于,所述基础培养基为IMDM培养基。
4.根据权利要求1-3中任一项所述的培养基,其特征在于,所述杂交瘤细胞为SP210细胞系与免疫的小鼠脾脏B细胞融合得到。
5.权利要求1-4中任一项所述的培养基在培养杂交瘤细胞中的应用。
6.一种培养杂交瘤细胞的方法,其特征在于,包括使用权利要求1-4中任一项所述的培养基培养杂交瘤细胞的步骤。
7.一种杂交瘤细胞培养物,其特征在于,通过权利要求6所述的方法得到。
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CN110297085A (zh) * | 2019-06-13 | 2019-10-01 | 武汉博士德生物工程有限公司 | 一种用于增强免疫印迹检测信号的抗体稀释液 |
CN111109248A (zh) * | 2019-12-24 | 2020-05-08 | 武汉博士德生物工程有限公司 | 一种杂交瘤细胞冻存液及96孔板冻存复苏方法 |
CN111808825A (zh) * | 2020-09-14 | 2020-10-23 | 上海奥浦迈生物科技有限公司 | 一种用于筛选杂交瘤细胞的选择培养基及应用 |
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