该协议概述了一种通过显微外科手术将磁珠嫁接到发育中的斑马鱼心脏的方法,能够在 体内 操纵机械力并触发心内膜细胞中机械刺激依赖性的钙内流。
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| Name | Company | Catalog Number | Comments |
|---|---|---|---|
| <强>材料 | |||
| 斑马鱼饲养、繁殖和胚胎收集 | |||
| 玻璃底培养皿(35毫米x 15 mm) | VWR International | 734-2905 | |
| 加热块 | Eppendorf | EP5382000031 | Eppendorf ThermoMixer C |
| Jewelers 镊子 | Sigma-Aldrich | F6521-1EA | Dumont No. 5,L 4 1/4 英寸,不锈钢合金 |
| 微量离心管 2 mL | Eppendorf | 30120094 | |
| 巴斯德移液器 | |||
| 培养皿 | |||
| 体视显微镜 | |||
| <强>试剂 | |||
| 4 mg/mL 三卡因储备液 | |||
| Danieeau 培养基(60x 储备溶液) | |||
| PureCube 谷胱甘肽 MagBeads | Cube Biotech | 32201 | |
| PTU(1-苯基-2-硫脲) | Sigma-Aldrich | P7629 | |
| UltraPure 低熔点琼脂糖 | Invitrogen | 16520-050 | |
| Danieau's 培养基(60x 储备溶液) | |||
| 34.8 g NaCl | Sigma-Aldrich | S3014 | |
| 1.6 g KCl | Sigma-Aldrich | P9541 | |
| 5.8 g CaCl 2 ·2H2O | Sigma-Aldrich | C3306 | |
| 9.78 克 MgCl2·6H2O | Sigma-Aldrich | 442611-M | |
| 将成分溶解在 H 2 O 中,最终体积为 2 L。使用 NaOH 将 pH 值调节至 7.2,然后高压灭菌。 | |||
| <强>4 mg/mL 三卡因储备液 | |||
| 400 mg 三卡因粉末(3-氨基苯甲酸乙酯甲磺酸盐) | Sigma-Aldrich | A5040 | |
| 97.9 mL 双蒸 H 2 O | |||
| 2.1 mL 1 M Tris (pH 9) | |||
| 将 pH 值调节至 7,然后分装并储存在 -20 °C。 |
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