培养媒介的优化用于人类带衍生中细胞干细胞生产
Wanglong Chu1, Muyun Liu2,3, Yan Shangguan1
1Center for Cell Preparation, Shenzhen Beike Biotechnology Co., Ltd., Shenzhen, China.
Stem cells international
|November 24, 2025
概括
选择合适的培养基对于生产临床级人类带介质干细胞/干细胞 (UC-MSCs) 至关重要. 这项研究比较了各种介质,发现无血清选择,如NutriStem XF与人类血小板溶解物 (HPL) 提供可扩展的扩张并保持UC-MSC功能.
科学领域:
- 细胞生物学 细胞生物学
- 生物技术是生物技术.
- 再生医学是一种再生医学.
背景情况:
- 强大而可扩展的培养系统对于临床生产人类带 (UC) 衍生中细胞干/细胞 (MSC) 至关重要.
- 对于UC-MSC扩张和功能的可用基底和无血清介质疗效存在有限的系统比较.
研究的目的:
- 为了全面评估UC-MSC扩展和功能性质的多种培养系统.
- 为了确定可扩展,临床级UC-MSC制造的最佳介质.
主要方法:
- 基底介质 (α-MEM,DMEM,DMEM/F12) 与人类血小板溶解物 (HPL) 和商业无血清介质 (Corning MSC Xeno-Free SFM,NutriStem XF,Prime-XV MSC 扩展XSFM) 的比较.
- 评估了UC-MSC的扩散,表型性质,功能性强度 (免疫调节,分化) 和瘤性.
- 在大批量制造批量中验证选择的介质.
主要成果:
- 所有基底介质都支持增长;α-MEM和DMEM/F12表现优于DMEM.
- 使用2%HPL的Prime-XV显示了最高的初级输出和最短的翻倍时间.
- 无血清介质产生了直径较小,均度较高的细胞.
- 在NutriStem XF中等+2% HPL中,最强的免疫调节效应被证实.
- 所有测试的介质都保持了三线分化和ISCT表型标准;没有观察到瘤性.
- 大规模生产证实了NutriStem XF + 2% HPL的持续扩张,活力,标记物表达和功效.
结论:
- 文化媒体显著影响UC-MSC的扩张和功能.
- 无血清介质,特别是NutriStem XF与HPL,显示了可扩展和功能性的UC-MSC制造的希望.
- 这项研究为选择UC-MSC疗法的临床相关培养基提供了一个框架.
更多相关视频
09:44Author Spotlight: Advancing Cell Therapy Manufacturing with Dissolvable Microcarriers
Published on: July 7, 2023
4.9K
04:47Author Spotlight: Advancements in Stem Cell-Derived Vascularized Organoids and Optimized Isolation of Wharton's Jelly for Enhanced MSC Production
Published on: July 5, 2024
3.9K
相关概念视频
Bioreactor Controls-III
Strain improvement is a foundational strategy in industrial microbiology aimed at maximizing microbial productivity, particularly because natural isolates typically yield commercially valuable products in very low concentrations. Although optimizing the culture medium and environmental conditions can improve yields, these adjustments are inherently limited by the organism’s genetic potential. As a result, the focus shifts toward genetic modifications to enhance biosynthetic capacity. The...
Designing Growth Media for Bioreactors
Growth media provide essential nutrients that support cell growth and metabolism, thereby enhancing the yield of valuable products such as enzymes, antibiotics, and biomass. Designing an effective growth medium involves balancing all components to prevent nutrient limitations or toxic excesses, both of which can impair growth and reduce product yields.Composition of a Typical Growth MediumA typical growth medium contains carbon and nitrogen sources, salts, vitamins, trace elements, and...
