内在蛋白

主要内在蛋白[见于晶状体纤维细胞膜]肌浆网属于细胞内膜系统。

Major intrinsic protein The sarcoplasmic reticulum is a system of intracellular membranes .

目前从哺乳动物组织中已鉴定出至少五种水通道蛋白，统称为水蛋白（aquaporin，AQP），均属于主体内在蛋白（MIP）家族的成员。

AQPs the members of major intrinsic protein ( MIP ) family .

用凝胶过滤和SDS-PAGE对不同年龄人透明晶状体水溶性蛋白、尿素溶蛋白及纤维细胞膜内在蛋白进行了分析。

Changes of water-soluble , urea-soluble and intrinsic membrane proteins of clear human lenses with ageing were studied by gel filtration and SDS-PAGE .

对老年透明晶状体和老年性白内障晶状体水溶性蛋白（WSP）、尿素溶蛋白（USP）和纤维细胞膜内在蛋白进行了分析。

The water-soluble , urea-soluble and intrinsic membrane proteins ( WSP , USP and MIP ) from human clear , cortical punctate opaque and senile cataract lenses were studied by gel filtration and SDS-PAGE .

结论采用启动子活体荧光标记，能够较好地反映正常情况下内在蛋白的表达情况；

Conclusion Fluorescence labeling of the living cells using Bmp4 promotor conjugating red fluorescence protein is a good way to reflect the integrated protein expression .

膜蛋白（特别是膜内在蛋白）在生物体与外界环境进行物质和能量的交换以及信号传递等方面起着非常重要的作用。

Membrane proteins , especially integral membrane proteins , play a very significant role in material and energy exchanges between the cell and the outside circumstance .

胞膜窖的主要成分――窖蛋白-1是一22kD的膜内在蛋白，对胞膜窖内陷形成和功能起重要作用。

Caveolin-1 , a 22 kD integral membrane protein , is a major component of caveolae and is important for the form and function of caveolae .

水通道蛋白（Aquaporin，AQP）是一组具有同源性的内在膜蛋白家族成员，是水跨膜转运的主要分子基础。

Aquaporin ( AQP ) are a family of hydrophobic intrinsic membrane proteins that efficiently and selectively transport water . Aquaporin is the main molecular basis of water transmembrane transport .

内在调节蛋白及生长因子对精原干细胞增殖与分化的调控

Regulatory mechanism of intrinsic proteins and growth factor in the spermatogonial stem cell proliferation and differentiation

受体酪氨酸激酶是一个具有内在酪氨酸蛋白激酶活性的膜受体超家族，成员众多，信号转导通路复杂多样。

Receptor tyrosine kinase ( RTK ), a membrane receptor superfamily with intrinsic protein tyrosine kinase activity , has many members and complicated signal transduction pathways .

对肿瘤细胞增殖优势的分子机理的认识，揭示了许多肿瘤细胞如何应答异常有丝分裂信号的内在现象，而蛋白磷酸激酶是介导这些信号通路的主体。

Understanding the molecular mechanisms underlying the proliferative advantage of cancer cells has revealed many insights into how tumor cells respond to the altered mitogenic signaling , which predominantly involve protein kinases . Natural cellular or viral proteins may function as death effectors .