视紫质

光在视紫质上发生作用而形成的视网膜蛋白质。

Retinal protein formed by the action of light on rhodopsin .

由初生的八目鳗到人类等所有脊椎动物身上都可以发现视紫质这种视觉色素

Rhodopsin was found to be the visual pigment in all vertebrates from the primitive lamprey to man

视紫质样GPCR中偶联氨基酸的变构通讯网络对变构通讯的理解是研究细胞信号转导的一个基本目标。

Allosteric communication network of coupling residues in GPCR class A rhodopsin like family A fundamental goal in signal transduction study is to understand allosteric communication .

目的：预测视紫质样GPCR中由Leu125等氨基酸组成的变构通讯网络。

AIM : To predict the allosteric communication network formed by a set of amino acids coupled with Leu-125 in G protein coupled receptor ( GPCR ) class A rhodopsin like family .

利用Ar离子激光简并四波混频（DFWM）技术，对细菌视紫质（BR）-聚乙烯醇（PVA）固体膜的位相共轭波特性进行了理论和实验研究。

In this paper the theoretical and experimental studies on the properties of phase conjugate ( PC ) wave and the gratings formed as a result of degenerate four-wave mixing ( DFWM ) interference field of Ar + laser in bacteriorhodopsin-polyvinyl alcohol ( BR-PVA ) solid film are reported .

结论酶分层消化法所获取的人胚眼纯视网膜光感受器细胞能在体外较长时间存活，并可表达光感受器细胞特异性视紫质蛋白，将为人类视网膜光感受器细胞的移植和各种体外研究提供细胞来源。

Conclusion Fetal human retinal photoreceptors obtained by enzyme gradation digestion can survive in RPE CM for a long time and express rod specific opsin . This culture system will provide a source for human retinal photoreceptor transplantation and further studies of photoreceptors in vitro .