本协议介绍了一种简单的两步法在异种和无细胞培养条件下, 从人多潜能干细胞中分化角膜缘上皮干细胞的方法。这里介绍的细胞培养方法可实现经济高效的大规模生产, 适用于角膜细胞治疗使用的临床质量细胞。
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| Name | Company | Catalog Number | Comments |
|---|---|---|---|
| 材料/试剂 | |||
| 1x DPBS,含 Ca2+ 和 Mg2+ | Gibco | #14040-091 | |
| 1x DPBS,不含 Ca2+ 和 Mg2+ | Lonza | #17-512F/12 | |
| 100 mm 细胞培养皿 | Corning CellBIND | #3296 | 贴壁 hPSC-LESC 的培养容器形式分化 |
| 12 孔板 | Corning CellBIND | #3336 | 用于 IF 样品的培养容器 |
| 规格 24 孔板 | Corning CellBIND | #3337 | 用于 IF 样品的培养容器规格 |
| -巯基乙醇 | Gibco | #31350-010 | |
| 6 孔板,超低附着度 | Corning Costar | #3471 | 用于悬浮液诱导的培养容器规格培养 |
| Alexa Fluor 488 抗小鼠 Ig ThermoFisher | Scientific | #A-21202 | IF 二抗 |
| Alexa Fluor 488 抗兔 Ig | ThermoFisher Scientific | #A-21206 | IF 二抗 |
| Alexa Fluor 568 抗山羊 Ig | ThermoFisher Scientific | #A-11057 | IF 二抗 |
| Alexa Fluor 568 抗小鼠 Ig | ThermoFisher Scientific | #A-10037 | IF |
| 碱性成纤维细胞生长因子(bFGF,人) | PeproTech Inc. | #AF-100-18B | 无动物源重组人 FGF 碱性 (154 a.a.) |
| BD Cytofix/Cytoperm 固定/透化溶液 | BD Biosciences | #554722 | 流式细胞术固定和透化溶液 |
| BD Perm/洗涤缓冲液 | BD Biosciences | #554723 | 流式细胞术洗涤缓冲液 |
| Blebbistatin | Sigma-Aldrich | #B0560 | |
| 骨形态发生蛋白 4 (BMP-4) | PeproTech Inc. | #120-05A | |
| 牛血清白蛋白 (BSA) | Sigma-Aldrich | #A8022-100G | |
| 细胞角蛋白 12 抗体 | Santa Cruz Biotechnology | #SC-17099 | IF |
| 细胞角蛋白 14 抗体 | 一抗 R&D Systems | #MAB3164 | IF |
| 细胞角蛋白 15 抗体 | ThermoFisher Scientific | #MS-1068-P | IF |
| CnT-30 | CELLnTEC Advanced Cell Systems AG | #Cnt-30 | 壁 hPSC-LESC 分化 |
| IV 型胶原(人) | Sigma-Aldrich | #C5533 | 人胎盘胶原 IV 型 |
| CoolCell LX冻存容器 | Sigma-Aldrich | #BCS-405 | |
| CryoPure 试管 | Sarsted | #72.380 | 用于 hPSC-LESC 冻存的 1.6 mL 冻存 |
| 管 确定的胰蛋白酶抑制剂 | Gibco | #R-007-100 | |
| Essential 8 Flex 培养基试剂盒 | Thermo Fisher Scientific | #A2858501 | |
| GlutaMAX | Gibco | #35050061 | |
| 层粘连蛋白 521 | 生物层粘连 | #Ln521 | 人重组层粘连蛋白 521 |
| ΔNP63&α;抗体 | BioCare Medical | #4892 | IF |
| OCT3/4 抗体 | 一抗 R&D Systems | #AF1759 | IF |
| p63&alpha 抗体 | Cell Signaling Technology | #ACI3066A | IF |
| p63-&alpha 一抗;(D2K8X)XP 兔单克隆抗体 (PE 偶联物) | Cell Signaling Technology | #56687 | p63-α流式细胞术 PE 偶联抗体 |
| PAX6 抗体 | Sigma-Aldrich | #HPA030775 | IF |
| 青霉素/链霉素 | Lonza | #17-602E | |
| 多聚甲醛 (PFA) | Sigma-Aldrich | #158127 | IF |
| ProLong Gold 细胞固定剂 含 DAPI | Thermo Fisher Scientific | #P36931 | 硬封片剂用于 IF |
| PSC 冻存试剂盒 | Thermo Fisher Scientific | #A2644601 | |
| TrypLE Select 酶 | Gibco | #12563-011 | |
| KnockOut Dulbecco' 的安装物s 修改后的鹰's 培养基 | Gibco | #10829018 | |
| KnockOut SR XenoFree CTS | Gibco | #10828028 | |
| MEM 非必需氨基酸 | Gibco | #11140050 | |
| SB-505124 | Sigma-Aldrich | #S4696 | |
| Triton X-100 | Sigma-Aldrich | #T8787 | 的透化剂 |
| #H-1200 | 用于液体封片的 DAPI封片剂 IF | ||
| <>名称 | <>Company | 目录号 | Comments |
| >设备 | |||
| Cytocentrifuge,e.g.CellSpin II | Tharmac | ||
| 流式细胞仪,例如BD Accuri C6 | BD Biosciences | ||
| 荧光显微镜,例如Olympus IX 51 | Olympus |
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