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  • Tunel染色实操注意事项

    Tunel染色实操注意事项

    1、Tunel检测固定注意事项(1)固定液建议使用4%的多聚甲醛(PBS)进行固定,不建议选用乙醇和甲醇,也不能选用甲醛替代,因为市面上购买得到的甲醛大多含有甲

    2025-02-10 41
  • Tunel染色实验的常见问题与解决方法

    Tunel染色实验的常见问题与解决方法

    问题一、荧光信号弱或没有荧光信号原因1:样本处理不当(1)样本切片太厚。建议适当将切片切薄一点,便于染色。(2)脱蜡和水化不充分。建议脱蜡先60ºC 20 mi

    2025-02-10 47
  • 什么是酵母双杂系统?

    什么是酵母双杂系统?

    酵母双杂交系统是将待研究的两种蛋白质分别克隆(融合)到酵母表达质粒的转录激活因子(如GAL4等)的DNA结合结构域(DNA-BD)和转录激活域(AD)上,构建成

    2025-02-10 28
  • 酵母双杂详细操作步骤

    酵母双杂详细操作步骤

    一、构建重组Activation Domain(AD)融合的重组质粒(pGADT7载体)以及Binding Domain(BD)融合的重组质粒(pGBKT7载体

    2025-02-10 51
  • 酵母双杂实验注意事项

    酵母双杂实验注意事项

    1、如果诱饵蛋白对酵母细胞是有毒的,该怎么办?在某些情况下,在液体培养基中培养不好的菌珠可以在固体培养基上生长得很好。首先重悬克隆于1mL的SD/–Trp,接着

    2025-02-10 40
  • 酵母双杂交常见问题及解决方法上

    酵母双杂交常见问题及解决方法上

    问题一:灭菌后酵母培养基颜色变成棕褐色怎么办?SD系列的培养基预混了葡萄糖,在灭菌过程中由于灭菌时间较长,或者灭菌后在高温条件下长时间放置,引起培养基中葡萄糖碳

    2025-02-10 44
  • 酵母双杂交常见问题及解决方法下

    酵母双杂交常见问题及解决方法下

    问题一:.酵母转化完成后可以用无菌水代替0.9%氯化钠溶液重悬菌体吗?可以的,生理盐水重悬的目的是为了维持渗透压,无菌水重悬酵母菌也可以,无菌水重悬后涂板和生理

    2025-02-10 55
  • Optical Imaging of Cell Fusion and Fusion Proteins in C aenorhabditis elegans

    Optical Imaging of Cell Fusion and Fusion Proteins in C aenorhabditis elegans

    Cell fusion is a very dynamic process in which the entire membrane and cellular

    2025-02-10 36
  • Application of Magnetic Beads to Purify Cells Transiently Transfected With Plasmids Encoding Short H

    Application of Magnetic Beads to Purify Cells Transiently Transfected With Plasmids Encoding Short H

    Short interfering (si) RNAs are commonly used to knock down expression of protei

    2025-02-10 33
  • Rat Osteoblast Cultures

    Rat Osteoblast Cultures

    This chapter describes the isolation, culture and staining of primary osteoblast

    2025-02-10 33
  • Electron Microscopy and In Situ Hybridization: Expression of P2Y2 Receptor mRNA in the Cerebellum

    Electron Microscopy and In Situ Hybridization: Expression of P2Y2 Receptor mRNA in the Cerebellum

    This chapter describes a pre-embedding in situ hybridization method utilizing an

    2025-02-10 34
  • Embryological Methods in Ascidians: The Villefranche-sur-Mer Protocols

    Embryological Methods in Ascidians: The Villefranche-sur-Mer Protocols

    Ascidians (marine invertebrates: urochordates) are thought to be the closest sis

    2025-02-10 22
  • 半桥粒(hemidesmosomes)

    半桥粒(hemidesmosomes)

    在桥粒连接中如果跨膜糖蛋白的细胞外结构域同与细胞外基质相连,形态上类似半个桥粒, 这种连接称为半桥粒。与桥粒连接相比有两点不同∶首先是参与连接的跨膜蛋白不是钙粘

    2025-02-10 48
  • Endogenous Biotin in Rat Brain: Implications for False-Positive Results With AvidinBiotin and Strept

    Endogenous Biotin in Rat Brain: Implications for False-Positive Results With AvidinBiotin and Strept

    The interaction between avidin and biotin or streptavidin and biotin forms the b

    2025-02-10 24
  • Studying the Structure of Microtubules by Electron Microscopy

    Studying the Structure of Microtubules by Electron Microscopy

    Although the structures of individual proteins and moderately sized complexes of

    2025-02-10 28