保卫细胞

G蛋白和H2O2在保卫细胞信号转导中的关系

The Relationship of G Protein and H_2O_2 in Guard Cell Signal Transduction

保卫细胞也已成为研究ABA信号转导的模式材料。

The guard cell has also become a model system for investigation of ABA signaling pathways .

ABA诱导蚕豆气孔保卫细胞H2O2的产生

ABA induced Hydrogen Peroxide Generation in Guard Cells of Vicia faba

壳梭孢素促进蚕豆气孔开放与保卫细胞H2O2的关系

Effect of fusicoccin-induced stomatal opening on hydrogen peroxide in guard cells of Vicia faba

蚕豆保卫细胞ABA、H2O2信号转导系统的研究

ABA and H_2O_2 Signaling in Vicia Guard Cells

蚕豆保卫细胞中ABA响应蛋白基因的转录

Transcription of RAB Genes in Guard Cells of Viola faba

拟南芥保卫细胞中茉莉酸甲酯诱导的H2O2产生与MAPK信号转导体系的可能关系

The Methyl Jasmonate-induced H_2O_2 Generation and Relation to MAPK Sig-nal Transduction System in Arabidopsis thaliana Guard Cells

植物保卫细胞中ABA、H2O2和NO信号网络研究的进展

Progress on Studies of ABA , Hydrogen Peroxide and Nitric Oxide Signal Network in Plant Stomatal Guard Cells

蚕豆保卫细胞原生质体质膜ABA结合蛋白的理化特性

Characteristics of ABA binding proteins on the plasmalemma of guard cells in Vicia faba

保卫细胞的ABA信号转导

Abscisic Acid Signal Transduction in Guard Cells

共聚焦显微技术研究SA对蚕豆气孔保卫细胞的影响

Effect of Salicylic Acid on Stomatal Movement in Guard Cell of Vicia faba by Laser Scanning Confocal Microscopy

NADPH氧化酶可能参与了ABA诱导蚕豆气孔保卫细胞运动

The NADPH Oxidase Is Likely Involved in ABA-Induced Stomatal Guard Cell Movement in Vicia faba

另外，内源ABA（通过显微注射）也可诱导保卫细胞产生H2O2，进而促进气孔关闭，这些效应同样可通过显微注射CAT或DPI被部分逆转。

In addition , ABA microinjected into guard cells markedly induced H2O2 production , which preceded stomatal closure .

已知ABA为重要的逆境信号物质，也为调控保卫细胞膜上S-型阴离子通道的物质。

ABA is the known signal substance in the adversity and can modulate the S-type anion channel situated in the guard cells .

以H2O2荧光探针H2DCFDA结合激光扫描共聚焦显微术直接检测到SA处理可引起保卫细胞内H2O2的产生；

The H_2O_2 induced in guard cells of Vicia faba by SA treatment could be directly detected by laser scanning confocal microscopy based on H_2DCFDA .

干旱胁迫能够促进植物合成ABA，并启动保卫细胞中一系列复杂的信号网络使气孔关闭。

Enhanced biosynthesis of ABA occurs in response to water deficit stress initiates an intricate network of signaling pathways in guard cells leading to stomatal closure .

光下H2O2显著降低气孔开度，暗中则对气孔开度无显著效应，暗示光下保卫细胞H2O2水平低而暗中高。

Exogenous H_2O_2 reduced stomatal aperture significantly in light , but it had no obvious effect on stomatal aperture in dark . It suggested that the level of H_2O_2 was low in light and was high in dark .

在ABA作用下，保卫细胞细胞质中的K~+含量下降但Ca~（2+）含量增加；而同时加入TFP则可逆转ABA对K~+、Ca~（2+）的作用。

In the presence of ABA , K + content decreased and Ca2 + content increased obviously in cytoplasm , and this role was abolished by the addition of TFP .

2,4&DNP和ATP对青霉素促进气孔张开的实验表明，青霉素可能通过促进磷酸化作用，增强保卫细胞中ATP的含量，促进气孔张开。

The promotion experiments of 2 , 4 - DNP and ATP on stomatal opening by penicillin show that penicillin could increase ATP contents in guard cell and promote stomatal opening through promotion of phosphorylation .

不同倍性间植株气孔大小和形态以及保卫细胞叶绿体数存在差异，采用FDA荧光染色和碘-碘化钾染色法可清楚地观察到不同倍性间的差别。

The differences existed in stomatal size and morphologies , and guard cell chloroplasts in different ploidy level . The methods of FDA and I-KI staining could be used to observe the differences clearly .

H2O2作为第二信使参与了ABA的信号转导过程，但是，有关保卫细胞内ABA诱导H2O2产生的亚细胞定位至今未见报道，而这恰恰是理解气孔反应中氧化信号作用的关键问题。

It is well documented that H_2O_2 , as the second messenger , is involved in the signal transduction in the ABA-induced stomatal closure . However , little is known about the subcellular location of H_2O_2 production in the guard cells .

在叶片自然失水10%的10min内，叶片的脱落酸含量几乎无变化，但保卫细胞的脱落酸含量增加5倍以上。

Within stress for 10 min , leaf ABA contents were not changed , but guard-cell ABA contents increased five folds .

玉米根系和叶片中ABA随水分亏缺程度加重含量增加，叶片保卫细胞中H2O2大量累积，说明H2O2在气孔运动中起着关键作用。

With the increase of degree of deficit , the ABA content on leaf and root is raised . The H2O2 massive accumulated in the leaf guard cell show that H2O2 is playing the crucial role in the stomatal movement .

此外，在侵入前期，两种条锈菌生理小种（CY23和CY31）均可诱导保卫细胞中H2O2的积累。

Moreover , at the pre-penetration stage , both stripe rust races ( CY23 and CY31 ) induced H2O2 accumulation in guard cells .

应用秋水仙碱混合二甲基亚砜的方法，对烟草单倍体进行加倍，采用气孔保卫细胞叶绿体计数法筛选加倍单倍体，成功构建烟草DH系；

Applying Dimethylsurfoxide ( DMSO ) to colchicines to double haploids in tobacco and using the method of accounting the number of stoma chloroplasts in guard cell to determine haploids , diploids or polyploids of tobacco successfully constructed the doubled haploid populations derived from two crossing groups .

气孔器的密度是（0－67～1－3）×102／mm2，气孔器大小不一，保卫细胞形态椭圆形、长椭圆形；

The density of stomatal apparatus is ( 0 67 ~ 1 3 )× 10 2 / mm 2 , and its size varies . The shape of guard cell and pollen grain are elliptic or long elliptic , and subsphaeroidal respectively .

本研究以蚕豆叶片气孔保卫细胞为材料对PTPases参与气孔运动的调控及其作用机制进行了探索。

To test the evidence and mechanism of PTPases regulating stomatal movement , epidermal peels and leaves of Vicia faba were used as the material in this study .

植物保卫细胞离子通道在气孔运动中的作用

The Role of Ion Channel of Plant Guard Cells in Stomatal Movements

因而提出保卫细胞原生质在气孔蒸腾中的作用值得进一步研究。

We suggest that the protoplasm of guardcell involved in stomatal movement .

蚕豆保卫细胞中钙调素的免疫电镜定位

Calmodulin Localization in Guard Cells of Vicia faba by Immuno-gold Electronic Microscope