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兼性异染色质(facultative heterochromatin)
指在一定的细胞类型或一定的发育阶段呈现凝集状态的异染色质。在一定时期的特种细胞的细胞核内, 原来的常染色质可转变成兼性异染色质。如雄性个体的细胞含有一个瘦小的Y
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人鳞状上皮细胞癌抗原（SCCAg）酶联免疫分析（ELISA）
人鳞状上皮细胞癌抗原 （SCCAg ）酶联免疫分析（ELISA ）试剂盒使用说明书本试剂仅供研究使用 目的：本试剂盒用于测定人血清，血浆及相关液体样本中 鳞状上
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Genetic Manipulation of Corneal Endothelial Cells: Transfection and Viral Transduction
The corneal endothelium plays a key role in the physiology of the cornea, mainta
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Epigenome Analysis of Pluripotent Stem Cells
Mis-regulation of gene expression due to epigenetic abnormalities has been linke
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细胞自发转化的若干问题与解决方案
相关专题 有战友说体外细胞培养 过程中发现细胞形态变化，不明原因。在此通过几个问题解释一下“细胞转化”。1. 什么是细胞转化?何时会发生细胞转化?细胞转化是细
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Histone Chaperone as Coactivator of Chromatin Transcription: Role of Acetylation
Histone chaperones are a group of histone-interacting proteins, involved in seve
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Immunolabeling of Embryos
The molecular mechanisms controlling Drosophila embryogenesis are among the best
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Coupling of Nuclear Localization Signals to Plasmid DNA
This chapter focuses on a methodology for covalently associating nuclear localiz
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Ectopic Expression in Drosophila
Ectopic expression in Drosophila has been used extensively to examine the capabi
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Derivation and Maintenance of Embryonic Stem Cell Cultures
The ability to derive permanent tissue culture lines (1 ) of pluripotential stem
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Use of a Hemacytometer
A hemacytometer (also spelled hemocytometer) is an etched glass chamber with rai
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Derivation and Characterization of Neural Cells From Embryonic Stem Cells Using Nestin Enhancer
The embryonic stem (ES) cells derived from the inner cell mass of the blastula s
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细胞培养基无机离子的作用
相关专题 细胞培养基的配制钠、钾、镁、钙、磷等基本的无机离子，这些都是细胞组成所必须并参与细胞的代谢。培养液中无机盐的主要功能是帮助细胞维持渗透压平衡。此外，通
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Tetracycline-Regulated Gene Expression in Transgenic Mouse Epidermis
The ability to specifically manipulate gene expression in vivo using mouse model
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Non-Radioactive Assay Methods for the Assessment of Telomerase Activity and Telomere Length
The telomeric repeat amplification protocol (TRAP) assay is a highly sensitive P
