叶绿体基粒
- 名chloroplast grana
![叶绿体基粒](../cache/1187709.jpg)
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结果证明,叶绿体基粒结构与捕光Chla/b蛋白质含量正相关,它并非为光合作用基本过程的进行所必需。
The results show that the grana stacking of chloroplast is closely related to the quantity of the light-harvesting chl a / b protein , and is not essential for photosynthesis process .
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水稻叶绿体基粒缺乏突变体的叶绿素蛋白质复合体分析
Chlorophyll-protein complexes of the thylakoid membranes from a grana deficient mutant of rice
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盐胁迫后,叶绿体基粒、基质片层扭曲,类囊体肿胀;
Under salt stress , thylakoids became swollen , stroma lamella and grana lamella of chloroplast were distorted ;
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而缺锌处理时叶绿体基粒片层排列松散、数目明显减少,质体小球明显增多。
Under Zn deficiency , the thylakoid lamella of chloroplast was loosely distributed with less lamella , but the platoglobuli number was increased .
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光照0℃低温条件下的叶绿体基粒和间质片层排列方向略微改变,趋于一致。
The arrangement direction of grana and chloroplasts lamella changed little and became uniform after the seedlings were treated at 0 ℃ in light .
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弱光处理后耐弱光生态型黄瓜功能叶片叶绿素(主要是Chl.b)含量明显增加,PSII光化学活性提高,叶绿体内基粒数增多,基粒的类囊体排列紧密;
For low light resistance ecotype cucumber , the chlorophyll contents in leaves were improved ( mainly Chl . b content ), the PSII activity was increased , grana were increased and grana lamellae were arranged compactly in chloroplast after treatment by low light intensity .
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叶绿体高基粒片层逐渐减小。
Cell chloroplast density and higher granum lamellae decreased as well .
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不同叶色水稻叶绿体密度及基粒结构的计算机图象分析
Computer Image Analysis of Density and Grana Ultrastructure of Rice Chloroplast
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葡萄棚架叶片和篱架上部叶片的叶绿体数、基粒数、基粒片层数明显高于篱架下部的叶片。
The number of chloroplast and basal granule s and basal granule layers of leaf of grape in greenhouse were higher in pergola and onto layer in vertical trellis system than under layer in vertical trellis system .
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yl突变体是一个叶绿素b减少型的突变体,在整个生长发育期间始终表现为浅黄色的叶色表型,其叶绿体类囊体膜和基粒片层较野生型显著减少。
Yl mutant was a Chl b deficient mutant and showed yellow color phenotype at the whole developmental stages . The thylakoid membranes in the chloroplasts from yl mutant leaves were much less than those of wild-type , especially in the grana lamella contents .
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早期绿色果实的特点是叶绿体具典型的基粒-基粒间类囊体结构。
The early green fruit was characterized by chloroplasts with a typical grana intergranal thylakoid structure .
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结果表明:正常条件下的黄瓜幼苗,叶绿体结构完整,基粒多,基粒片层排列紧密,整个膜系统完整。
The results showed that in normal growth conditions , the grana lamella in cucumber seedlings leaves were arranged regularly with more grana , chloroplast structure and the whole membrane system was complete .
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冷胁迫导致叶绿体结构变形,基粒片层松散无序,叶绿体膜受到严重损伤,冷胁迫后受伤的膜系统不能立即修复,反而受损伤程度加重。
The chloroplast structure were changed , the grana lamella become loose and disorder under cold stress , and the chloroplast membrane was injured seriously under cold stress . Furthermore , the damage to membrane system was increased instead of repaired .
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与有毛黄瓜相比,无毛黄瓜光合机构的结构较简单,叶肉细胞内叶绿体数量少,叶绿体内基粒数和基粒片层数少。
Compared with that of normal cucumber , the structure of photosynthetic apparatus in glabrous cucumber was simple with less numbers of chloroplast and grana as well as the grana lamellae .
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较高浓度的氯化铜溶液(50ppm)处理可破坏叶绿体的膜系统,使叶绿体基粒垛迭减少,排列不规则。
Higher concentration of CuCl_2 ( 50ppm ) could destroy the memberane system of chloroplasts . The number of stacks of grana was reduced and the arrangement of grana was also irregular under above-mentioned conditions .
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束鞘细胞的叶绿体和叶肉细胞的叶绿体都含有许多基粒。
The chloroplasts of both the mesophyll and the bundle sheath cells contain many grana .
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叶绿体的内部结构是由多层膜形成的叶绿体基粒,其中包埋在基质中的基粒称子座。
The internal structure of chloroplasts includes stacks of membranes called grana , which are embedded in a matrix called the stroma .
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叶绿体的体积较小、呈梭形,叶绿体的基粒片层排列紧密。具较薄的周壁,在高倍放大的情况下呈颗粒或杆状。
The like-shuttle chloroplast was small , with tightly stacking lamellae of grana . Perispore thin , consist of rodlets or grana in high magnification .
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维管束鞘细胞和平脉叶肉细胞中叶绿体数目较少、体积小、基质较稀疏,叶绿体基粒及片层结构较简单。
The chloroplasts in vascular bundle sheath cells ( VB ) and paraveinal mesophyll cells ( PVM ) are small in number and in size , thin with stroma , and simple with grana structure .
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遮荫可使生姜叶片的SLW、厚度、细胞和叶绿体大小及其数量呈变小或减少的趋势,而遮荫后叶绿体的基粒片层、比基粒片层、淀粉粒数则呈较大幅度的增加。
Among 0-80 % shade range , SLW , thickness , cells size , chloroplast size and its numbers of ginger leaves decreased as shading extent increased , but grana lamella number , special grana lamella number , and numbers of starch grains increased with shading extent increase .