光敏色素

UV-B、隐花色素和光敏色素信号传递途径之间的相互作用调控CHS表达。

Interactions within a network of UV-B , cryptochrome and phytochrome signaling pathways regulate CHS expression .

利用不同的光受体缺失突变体研究光受体的作用表明，隐花色素1、光敏色素A和光敏色素B参与调节了光对下胚轴的抑制作用。

Different photoreceptor null mutants were used to research the action of photoreceptor , and the results indicated that cryptochrome 1 , phytochrome A and phytochrome B participate in the modulation of light inhibition process of hypocotyls elongation .

拟南芥光敏色素A反义RNA载体的构建及转化

Construction and transformation of antisense RNA expression vector of Arabidopsis phytochrome A gene

光周期对光敏核不育水稻光敏色素A含量及其mRNA丰度的影响

Effect of Photoperiod Treatments on phyto-chrome A levels and its mRNA abundance in Photoperiod-sensitive Genic Male-sterile Rice Mutant and the wild type

对突变体分析表明，红光下光敏色素B，远红光下光敏色素A，蓝光下隐花色素1起主要调节作用。

The response was essentially controlled by phytochrome B in red light , phytochrome A in far red light and cryptochrome 1 in blue light . The coaction was also existed among different photoreceptors by analyzing mutants .

而在拟南芥中的研究表明，光敏色素介导的光信号与植物激素脱落酸途径相互作用。但是水稻光敏色素与ABA途径之间是否相互影响仍不清楚。

Interaction between phytochrome-mediated light signaling and ABA signaling pathway has been reported in Arabidopsis . However , whether similar interaction exists in rice still remains elusive .

光敏色素B（PhytochromeB，PHYB）作为光敏色素家族的重要成员之一，在植物的很多生理进程中起着重要作用。

As a one of the important phytochrome family members , Phytochrome B ( PHYB ) plays an important role in many physiological processes in plants .

本研究克隆了小麦、玉米光敏色素基因A，并对它们的遗传进化、RNA转录水平表达模式以及蛋白结构等分别进行了研究。

We have cloned the phytochrome A subfamily from the common wheat and maize by using RT-PCR . Phylogenetic tree analysis , RNA transcription and protein structure of phytochrome A gene of wheat and maize are studied .

植物中与光敏色素相互作用的因子PIFs

Phytochrome Interacting Factors ( PIFs ) in Plant

在植物体中，光受体包括四类：光敏色素、UV-B受体、蓝／UV-A受体和向光色素。

In plants , light receptors including four kinds : Phytochrome , UV-B receptor , and blue / UV-A receptors , the light pigment .

随着蔗糖浓度的上升，花青素积累量增加。2.光敏色素作用因子（Phytochromeinteractingfactors，PIFs）是一类bHLH型转录因子，是光形态建成的负调节因子。

And the anthocyanin accumulation increased with sucrose concentrations increase . 2 . Phytochrome interacting factors ( PIFs ) are bHLH type transcription factors , which are negative regulators of photomorphogenesis .

暗示光敏色素是PFSR雌性育性光敏性的光受体。

It was indicated that phytochrome is the photoreceptor of female photoperiod-sensitive sterility in PFSR .

细菌光敏色素AphA具有高效可逆光致变色性质，其分子量小，结构简单，在研究可逆光致变色的动态过程和设计光控分子器件等方面具有优势。

With low molecular weight and simple structure , AphA has predominance in studies on dynamic states of reversible photochromism and photoswitch design .

红光夜中断效应可为随后的远红光所逆转，说明光敏色素参与调节水稻叶片中淀粉积累。

Phytochrome was involved in regulating starch accumulation in rice leaves .

光敏色素与转录因子结合直接调控植物基因表达和发育

Phytochrome directly binds to transcription factor to regulate gene expression and development

破坏光敏色素A改变生长素反应因子8的表达谱

Disruption of Phytochrome A Changes Expression Pattern of Auxin Response Factor 8

光敏色素是植物最重要感知环境光信号的受体。

Phytochromes are the most important photoreceptors that plants perceive light signaling .

光敏色素和隐花色素等是光周期反应的受体。

Phytochrome and cryptochrome are the receptors of photoperiod response .

温度对光敏色素诱导的黄化绿豆幼苗下胚轴原生质体膨大的影响

The effect of temperature on phytochrome induced swelling of ETIOLATED-MUNG Bean Hypocotyl Protoplasts

光敏色素是植物体内的光受体。

Phytochromes are the receptors of light in plants .

此外，玉米光敏色素A的部分蛋白功能也被证实。

In addition , protein functions of maize phytochrome A are confirmed partly .

这个方法终将有助于检识细胞内同光敏色素发生反应的物质。

This method should eventually help to identify substances that phytochrome reacts with inside the cell .

光敏色素分子及其信号转导途径

Phytochromes and their Signal Transduction Pathway

关于光敏色素怎样在细胞水平或分子水平上发生作用，我们现在还远远不能解释。

We are still very far from explaining how photochrome acts on a cellular or molecular level .

这表明这种转录光调控可能参与了光敏色素介导的对水稻胚芽鞘生长的抑制。

It is suggested that this transcriptional photoregulation participates in the phytochrome-mediated inhibition of rice coleoptile growth .

水稻是一种短日照植物，光敏色素参与了光周期调控的水稻开花。

Phytochromes mediate the photoperiodic control of flowering in rice ( Oryza sativa ), a short-day plant .

植物光敏色素是一类重要的光受体，在调控光形态建成的过程中发挥重要的作用。

Phytochromes are an important class of light receptors which regulate the photomorphogenesis in the process of plant development .

植物光敏色素及由它介导的信号传导途径是目前细胞生物学、发育生物学和分子生物学研究的热点之一。

The study of phytochrome and its signal transduction pathway is a topic of central issue in cytobiology , developed biology and molecular biology .

暗示光敏色素调节了雌花活性氧代谢的失衡，而且与诱导雌性败育相关。

These indicated that phytochrome induced the breaking of the balance of the reactive oxygen species metabolism , which was related to female sterility induction .

日长是通过幼叶中的光敏色素感受的，这其中可能有一种激素参与从幼叶向分生组织传递信号。

Day length is sensed by phytochrome in the young leaves , suggesting that a hormone is involved in transmitting the signal to the meristem .