CN110343660A - 一种间充质干细胞无血清培养基组合物 - Google Patents

一种间充质干细胞无血清培养基组合物 Download PDF

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CN110343660A
CN110343660A CN201810308516.0A CN201810308516A CN110343660A CN 110343660 A CN110343660 A CN 110343660A CN 201810308516 A CN201810308516 A CN 201810308516A CN 110343660 A CN110343660 A CN 110343660A
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仝彩玲
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Abstract

本发明公开了一种间充质干细胞无血清培养基组合物,其pH为7.2~7.4,以DMEM培养基为溶剂,并含有如下浓度的组分:地塞米松1~100nM/L、氢化可的松0.1~10ug/mL、乙醇胺0.2~2ug/mL、FGF 5~50ng/mL、EGF 5~50ng/mL、亚硒酸钠0.01~0.1ug/mL、胰岛素0.5~1ug/mL、β‑巯基乙醇10~50nM、转铁蛋白0.5~5ug/mL、维生素C 0.5~10ug/mL、1×的L‑Glu、1×的NEAA和1×的抗生素。本发明成分明确,无病原微生物,无过敏原,主要基于间充质干细胞对营养物质的需要配制,可以维持间充质干细胞的形态,并保持间充质干细胞的多向分化功能8代以上。

Description

一种间充质干细胞无血清培养基组合物
技术领域
本发明属于细胞培养技术领域,具体涉及一种间充质干细胞无血清培养基组合物。
背景技术
间充质干细胞是临床上细胞治疗最常用的细胞,其可以修复组织损伤,治疗心脏梗死、肾衰等疾病,也是美容个的细胞。含血清培养基培养间充质干细胞,增殖快,细胞状态好,营养充足,但血清中含有一些异源蛋白,可以导致输注干细胞的病人出现过敏反应,血清中含有一些课导致人蓄共患病的病毒及经外泌体传播的病毒,可导致输注干细胞的病人罹患人蓄共患病,因此含血清培养基给细胞治疗带来了潜在危害。
发明内容
本发明的目的在于克服现有技术缺陷,提供一种间充质干细胞无血清培养基组合物。
本发明的技术方案如下:
一种间充质干细胞无血清培养基组合物,其pH为7.2~7.4,以DMEM培养基为溶剂,并含有如下浓度的组分:地塞米松1~100nM/L、氢化可的松0.1~10ug/mL、乙醇胺0.2~2ug/mL、FGF 5~50ng/mL、EGF 5~50ng/mL、亚硒酸钠0.01~0.1ug/mL、胰岛素0.5~1ug/mL、β-巯基乙醇10~50nM、转铁蛋白0.5~5ug/mL、维生素C 0.5~10ug/mL、1×的L-Glu、1×的NEAA和1×的抗生素;
上述间充质干细胞无血清培养基组合物的配制方法为:将地塞米松、氢化可的松、乙醇胺、FGF、EGF、亚硒酸钠、胰岛素、β-巯基乙醇、胰岛素、转铁蛋白、维生素C、L-Glu、NEAA、抗生素溶解于DEME培养基中,调节pH值使其在7.2~7.4之间,过滤除菌后即成。
在本发明的一个优选实施方案中,以DMEM培养基为溶剂,并含有如下浓度的组分:地塞米松5~20nM/L、氢化可的松8~10ug/mL、乙醇胺0.2~1ug/mL、FGF 10~20ng/mL、EGF10~20ng/mL、亚硒酸钠0.03~0.07ug/mL、胰岛素0.5~0.8ug/mL、β-巯基乙醇40~50nM、转铁蛋白2~3ug/mL、维生素C 2~3ug/mL、1×的L-Glu、1×的NEAA和1×的抗生素。
进一步优选的,所述间充质干细胞无血清培养基以DMEM培养基为溶剂,并含有如下浓度的组分:地塞米松10nM/L、氢化可的松、10ug/mL、乙醇胺0.2ug/mL、FGF 10ng/mL、EGF10ng/mL、亚硒酸钠0.05ug/mL、胰岛素0.5ug/mL、β-巯基乙醇50nM、转铁蛋白2.5ug/mL、维生素C 2.5ug/mL、1×的L-Glu、1×的NEAA和1×的抗生素。
在本发明的一个优选实施方案中,所述抗生素为antibiotic-antimycotic。
在本发明的一个优选实施方案中,用固体碳酸氢钠或hepes调节pH。
本发明的有益效果是:
1、本发明成分明确,无病原微生物,无过敏原,主要基于间充质干细胞对营养物质的需要配制,可以维持间充质干细胞的形态,并保持间充质干细胞的多向分化功能8代以上。
2、本发明的配制方法简单,成本低廉。
附图说明
图1为本发明实施例1中的人脐带间充质干细胞的培养照片。
具体实施方式
以下通过具体实施方式结合附图对本发明的技术方案进行进一步的说明和描述。
实施例1
间充质干细胞无血清培养基配方:pH为7.2~7.4,以DMEM培养基为溶剂,并含有如下浓度的组分:地塞米松10nM/L、氢化可的松、10ug/mL、乙醇胺0.2ug/mL、FGF 10ng/mL、EGF10ng/mL、亚硒酸钠0.05ug/mL、胰岛素0.5ug/mL、β-巯基乙醇50nM、转铁蛋白2.5ug/mL、维生素C 2.5ug/mL、1×的L-Glu、1×的NEAA和1×的antibiotic-antimycotic。
其配制方法如下:将地塞米松、氢化可的松、乙醇胺、FGF、EGF、亚硒酸钠、胰岛素、β-巯基乙醇、胰岛素、转铁蛋白、维生素C、L-Glu、NEAA、抗生素溶解于DEME培养基中,用固体碳酸氢钠或hepes调节pH值使其在7.2~7.4之间,过滤除菌后即成。
将人间充质干细胞用该培养基进行培养,37℃,5%的二氧化碳条件下进行培养,可见细胞呈梭形、三角形,贴壁生长良好(见图1)
本领域普通技术人员可知,本发明的技术方案在下述范围内变化时,仍然能够得到与上述实施例相同或相近的技术效果,仍然属于本发明的保护范围:
一种间充质干细胞无血清培养基组合物,其pH为7.2~7.4,以DMEM培养基为溶剂,并含有如下浓度的组分:地塞米松1~100nM/L、氢化可的松0.1~10ug/mL、乙醇胺0.2~2ug/mL、FGF 5~50ng/mL、EGF 5~50ng/mL、亚硒酸钠0.01~0.1ug/mL、胰岛素0.5~1ug/mL、β-巯基乙醇10~50nM、转铁蛋白0.5~5ug/mL、维生素C 0.5~10ug/mL、1×的L-Glu、1×的NEAA和1×的抗生素。
优选的,含有如下浓度的组分:地塞米松5~20nM/L、氢化可的松8~10ug/mL、乙醇胺0.2~1ug/mL、FGF 10~20ng/mL、EGF 10~20ng/mL、亚硒酸钠0.03~0.07ug/mL、胰岛素0.5~0.8ug/mL、β-巯基乙醇40~50nM、转铁蛋白2~3ug/mL、维生素C 2~3ug/mL、1×的L-Glu、1×的NEAA和1×的抗生素。
以上所述,仅为本发明的较佳实施例而已,故不能依此限定本发明实施的范围,即依本发明专利范围及说明书内容所作的等效变化与修饰,皆应仍属本发明涵盖的范围内。

Claims (5)

1.一种间充质干细胞无血清培养基组合物,其特征在于:其pH为7.2~7.4,以DMEM培养基为溶剂,并含有如下浓度的组分:地塞米松1~100nM/L、氢化可的松0.1~10ug/mL、乙醇胺0.2~2ug/mL、FGF 5~50ng/mL、EGF 5~50ng/mL、亚硒酸钠0.01~0.1ug/mL、胰岛素0.5~1ug/mL、β-巯基乙醇10~50nM、转铁蛋白0.5~5ug/mL、维生素C 0.5~10ug/mL、1×的L-Glu、1×的NEAA和1×的抗生素;
上述间充质干细胞无血清培养基组合物的配制方法为:将地塞米松、氢化可的松、乙醇胺、FGF、EGF、亚硒酸钠、胰岛素、β-巯基乙醇、胰岛素、转铁蛋白、维生素C、L-Glu、NEAA、抗生素溶解于DEME培养基中,调节pH值使其在7.2~7.4之间,过滤除菌后即成。
2.如权利要求1所述的一种间充质干细胞无血清培养基组合物,其特征在于:以DMEM培养基为溶剂,并含有如下浓度的组分:地塞米松5~20nM/L、氢化可的松8~10ug/mL、乙醇胺0.2~1ug/mL、FGF 10~20ng/mL、EGF 10~20ng/mL、亚硒酸钠0.03~0.07ug/mL、胰岛素0.5~0.8ug/mL、β-巯基乙醇40~50nM、转铁蛋白2~3ug/mL、维生素C 2~3ug/mL、1×的L-Glu、1×的NEAA和1×的抗生素。
3.如权利要求2所述的一种间充质干细胞无血清培养基组合物,其特征在于:以DMEM培养基为溶剂,并含有如下浓度的组分:地塞米松10nM/L、氢化可的松、10ug/mL、乙醇胺0.2ug/mL、FGF 10ng/mL、EGF 10ng/mL、亚硒酸钠0.05ug/mL、胰岛素0.5ug/mL、β-巯基乙醇50nM、转铁蛋白2.5ug/mL、维生素C 2.5ug/mL、1×的L-Glu、1×的NEAA和1×的抗生素。
4.如权利要求1所述的一种间充质干细胞无血清培养基组合物,其特征在于:所述抗生素为antibiotic-antimycotic。
5.如权利要求1所述的间充质干细胞无血清培养基组合物,其特征在于:用固体碳酸氢钠或hepes调节pH。
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