萌发细胞受体蛋白聚集在枯草芽孢杆菌内膜的 "生殖细胞" 中。我们描述了一个协议, 使用超级分辨率显微镜和荧光报告蛋白可视化生殖细胞。该协议还确定了优先与 fm4-64 的膜染料染色的孢子内膜域。
Method Article
* These authors contributed equally
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| Name | Company | Catalog Number | Comments |
|---|---|---|---|
| 风干玻璃载玻片 | Menzel Gläser | 630-2870 | |
| APO TIRF N20R8 100× 油物镜 (NA=1.49) | |||
| B. subtilis KGB80 (PS4150 gerKA gerKC gerKB-mCherry cat, gerD-gfp kan) | |||
| B. subtilis PS4150 (PS832 ΔgerE::spc, ΔcotE::tet) | |||
| 锥形瓶 1 L | Sigma-Aldrich | Z567868 | |
| 锥形瓶 250 mL | Sigma-Aldrich | Z723088 | |
| FluoSpheres 羧酸盐修饰的微球 | Invitrogen, 0.1 μm | F8803 | |
| FM4-64 | Thermo Fisher Scientific | F34653 | |
| Histodenz 非离子密度梯度培养基 | Sigma-Aldrich | D2158 | |
| ImageJ | |||
| iXON3 DU-897 X-6515 CCD 相机 | Andor Technology | https://imagej.net/Welcome | |
| LB 琼脂 | Sigma-Aldrich | L2897 | |
| 微量离心管 1.5 mL | Thermo Fisher Scientific | 3451PK | |
| 显微镜成像软件 | 日本尼康 | NIS-Element AR 4.51.01 | |
| MilliQ 超纯脱矿水 | Millipore | Milli-Q IQ 7003 | |
| 尼康 Eclipse Ti 显微镜 | |||
| 聚丙烯螺旋盖瓶 180 mL | Thermo Fisher Scientific | 75003800 | |
| 精密盖玻片 | Paul Marienfeld | 117650 | |
| 圆底管 15 mL | Thermo Fisher Scientific | Nunc TM | |
| 螺口管 50 mL | Thermo Fisher Scientific | Nunc TM |
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