细胞伸长

此外，细胞伸长与促进生长的激素（IAA、GA3和ZR）浓度和抑制生长的激素（ABA）浓度的比值呈显著的正相关。

Cell elongation was significantly positively correlated with the ratio between promoting hormones ( IAA , GA3 and ZR ) concentration and inhibitory hormone ( ABA ) concentration .

结果显示，促进细胞伸长及分裂的内源激素含量升高，氧化分解IAA的酶活性下降，可能是造成幼苗徒长的原因之一。

Leggy seedlings ' endogenous hormones which promotion cell elongation and division increased , while the enzymes that IAA catabolism , its activity were decreased , maybe it is one of reasons for seedlings leggy .

棉纤维细胞伸长生长与过氧化物酶和IAA氧化酶的关系

A study of elongation of the cotton fibre cell

本研究显示，棉花li突变体的异常表型，包括纤维细胞伸长的早期终止，可能与其生长素极性运输能力的下降有关，其分子机理有待深入研究。

These results suggest that phenotypic changes in li mutant , including early stop of fiber elongation , are likely related to impaired polar auxin transport .

玉米胚芽鞘细胞伸长生长与富含羟脯氨酸蛋白质的关系

Relationship Between the Elongation of Maize Coleoptile and its Hydroxyproline-rich Protein

微管骨架在棉纤维细胞伸长中的作用

The Role of Microtubules During Cotton Fibers Elongation

短细胞伸长停止与高过氧化物酶活性有关。

The short cell always had higher peroxidase activity than that of the long cell .

两种土壤质地下烟叶组织结构差异在细胞伸长生长期表现最为突出。

The difference in mesophyll tissue between the two soil types was obvious in palisade cells elongation stage .

从分子水平弄清控制棉纤维细胞伸长的真正机制，对于棉花纤维的发生与伸长的调控以及高等植物的生长和形态的建成具有重要科学意义和显著的学术意义。

Obviously it has very important scientific values for deeply understanding the growth and morphological building in higher plants .

吲哚乙酸则通过促进胚乳细胞伸长和扩大来促进灌浆。脱落酸则可能增加库活性，促进有机物韧皮部卸出来促进籽粒灌浆，并可能与赤霉素一起共同调控籽粒的成熟和衰老。

Abscisic acid promoted sink activity and unload of the organic material from phloem and facilitated mature and senile of grains .

金鱼草雌蕊中花粉管向化性物质的提取、分离及其对细胞伸长的影响

Extraction and partial characterization of the pollen tube chemotropic factor in the gynaecium of Antirrhinum majus and its inhibitory effect on cell elongation

作为研究细胞伸长的理想模式植物，科学家们一直致力于揭示棉纤维发育的分子机理。

As an ideal mode plant for the investigation of cell elongation , scientists have been trying intensively to reveal the molecular mechanism of cotton fiber development .

由于棉纤维在发育过程中表现出的优良特性，被认为是研究细胞伸长和细胞壁生物合成的理想模型。

Because of some unique characters of cotton fiber , cotton fiber is regarded as an ideal model for studies of plant cell elongation and cell wall biogenesis .

研究棉纤维生长发育的调控机制，有助于阐明植物细胞伸长生长和细胞壁发生发育的机理，为棉纤维品质的改良提供理论依据。

Study on the regulation of cotton fiber development not only can help reveal the mechanism of cell elongation growth and cell wall development but also provide theoretical basis for fiber quality improvement .

细胞伸长生长阶段，叶厚、栅栏厚度和海绵厚度随着叶位的升高逐渐增加，且下部叶与上部叶栅栏组织发达。

In cell elongation stage , palisade tissue , sponge tissue and the leaf all thickened following the rising of stalk position , and both bottom leaf and top leaf had the relatively well developed palisade tissues .

首次发现KCN可抑制细胞壁伸长，且该抑制可能是通过抑制扩张蛋白（expansin）起作用；

KCN was first found which could inhibit plant cell wall extensions and this inhibition was probably due to its inhibition of expansin ;

此蛋白对微晶纤维素没有水解酶活性但是对大麦β-葡聚糖有很强的水解酶活性，它不具有引起菌柄细胞壁伸长的功能。

It has strong hydrolytic enzyme activity against barley β - glucan , but did not exhibit cellulose activities .

细胞的伸长是植物组织生长的重要原因之一，而植物细胞的伸长受制于细胞壁，它在一定程度上会限制植物细胞原生质量的迅速增加。

The elongation of cell was essential and important to plant growth , and it was enslaved to the extension of cell wall .

植物细胞的伸长生长必然涉及细胞壁合成、细胞膜成分的大量运输、细胞骨架的装配等具体过程。

Plant cells elongation inevitably involved a specific process in cell wall synthesis , the transportation of quantities memberane components , and the cytoskeleton assembly .

由此推测，控制碳流向的关键调控基因可能是棉纤维细胞由伸长过渡到次生壁加厚阶段的重要调控基因。

It is believed the key regulation gene which control carbon flow , may play an important role in the development transition from cotton fiber elongation into secondary cell wall biosynthesis .

结果表明，多效唑能明显地抑制茎细胞的伸长生长，茎壁厚度和机械组织厚度显著增加，茎秆内中央维管束数目增多，最终导致节间缩短，植株矮化。

The results showed that numbers of vascular bundles and cylic cells , the thickness of mechanical tissue and stem wall were increased by MET , which resulted in a decreased internode and in reduced plant height .

对小麦生长和茎叶结构也有其明显影响，抑制了茎细胞的伸长生长，导致节间缩短，植株矮化。

It also had obvious effects on the wheat growing and the structure of stem and leaf . It inhibited the elongation growing of wheat stem cells , led to the internode shorter and the plant lower .

但是，有色棉纤维突起的时间较白色棉迟，早期纤维细胞的伸长相对较慢，开花当天及开花后一天有色棉F/E值显著低于白色棉。

But the differentiation time of ovule epidermal cells and early elongation of fiber cells and the F / E value of flowering day or the next day in nature-colored cotton are slower or lower than the control ( Chuan 56 ) .

棉花纤维是胚珠表皮细胞分化伸长的结果，其生长发育分为四个阶段，即起始期、伸长期（初生壁合成期）、次生壁合成期和成熟期。

The cotton fiber is a single-celled fiber differentiated from epidermal cells of ovules . The development of cotton fiber can be divided into four stages : initiation , elongation ( primary cell wall synthesis ), secondary cell wall synthesis and maturation .

组成器官的各个细胞的伸长生长，也可以分为前期凹型曲线阶段、中期的直线阶段以及这两个阶段临界处的过渡期.运用类比原理推断；

The elongation growth of organic cells can also be seperated into three stages and two periods of the earlier concave curvilinear growth , the intermediate linear growth and the later convex curvilinear growth , as well as two transition periods at the critical places between every two stages above .

植物内源激素对细胞分裂与伸长这两个过程的进行起着重要的作用。

Plant endogenous hormones play a vital role in the ongoing process that the cell split and elongate .

综述了植物激素在微管和纤维素微纤丝排向中的调节功能，并对细胞扩大和伸长的机制进行了探讨。

Regulation of plant hormone on the layout of microtubule and cellulose microfibril as well as the mechanism on cell elongation were discussed .

乙烯调节脱落过程中细胞分裂、伸长、细胞壁水解等多种细胞学、生物化学进程，是主要的脱落激素。

Ethylene is a major abscission hormone that regulates many biological processes involved in abscission such as cell division , cell expansion and cell wall decomposition .

这个结果表明CaM集中在新的生长点处，与细胞的分裂与伸长密切相关，这与顶端生长的丝状真菌相似。

The result shows that CaM concentrates at the new growing point and has closely relation with the dividing and elongation of cells .

BRX家族是一类新的转录因子家族，它的重要成员BRX（BrevisRadix）在拟南芥中通过控制油菜素内酯（BR）和生长素（auxin）途径来调节根细胞的增殖和伸长。

BRX family are novel transcription factors , and the key member BRX ( Brevis Radix ) controls cell proliferation and elongation of root through mediating the signaling of BR and auxin signaling pathway in Arabidopsis .