乘腔snRNA的生物发生是一个复杂的过程,涉及各种细胞隔间。在这里,我们采用荧光标记snRNA的显微注射,以监测其在细胞内的传输。
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| Name | Company | Catalog Number | Comments |
|---|---|---|---|
| ChromaTide Alexa fluor 488-5-UTP | ThermoFisher | C11403 | 储备浓度 1 mM |
| Dulbecco's 改良 Eagle 培养基 - 高葡萄糖 | Sigma-Aldrich | D5796 | 含有 4.5 g⁄L D-葡萄糖、酚红和抗生素 |
| FemtoJet express 注射器 | Eppendorf | 5247000013 | |
| Femtotips II | Eppendorf | 930000043 | 0.5 &微量显微注射针;m 内和 0.7 µm 外径 |
| 含 DAPI 的 Fluoromont G | SouthernBiotech | 0100-20 | |
| 糖原 | ThermoFisher | AM9510 | 原液浓度 5 mg/mL |
| 网格状玻璃盖玻片 | Ibidi | 10817 | 带网格的盖玻片,没有直接经验 |
| InjectMan NI 2 显微作器 | Eppendorf | 5181000017 | |
| m3-2,2,7G(5')ppp(5')G 三甲基化帽类似物 | Jena Bioscience | NU-853-1 | 原液浓度 40 mM |
| MEGAshortscript T7 转录试剂盒 | ThermoFisher | AM1354 | |
| 显微镜盖玻片 12 mm,No. 1 | Paul Marienfeld GmbH | 111520 | 用于日常工作 |
| 显微镜盖玻片 12 mm,No. 1.5 | Paul Marienfeld GmbH | 117520 | 用于高分辨率图像 |
| 显微镜 DeltaVision | GE Healthcare | 用于图像采集 | |
| 显微镜 DMI6000 | Leica | 用于显微注射 | |
| 多聚甲醛 32% 溶液 EM 级 | EMS | 15714 | 溶解在 PIPES 中至终浓度 4% |
| 苯酚:氯仿 5:1 | Sigma-Aldrich | P1944 | |
| 用于 U2 扩增的引物: 正向:5'-TAATACGACT CACTATAGGGATCGCTTCT CGGCCTTTTGG, 反向:5&急性;TGGTG CACCGTTCCTGGAGGT | Sigma-Aldrich | T7 启动子序列(斜体) | |
| Phusion 高保真 DNA 聚合酶 | BioLab | M0530L | |
| RNasin Plus | Promega | N2615 | 储备液浓度 40 mM |
| 异硫氰酸四甲基罗丹明 葡聚糖 65-85 kDa | Sigma-Aldrich | T1162 | 溶于水,储备液浓度 1 mg/mL |
| Triton-X100 | Serva | 37240 | 溶于水,原液浓度 10% |
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