查询词典 callose

It was found that callose appears in microsporangium at the microspore mother cell formation stage.

结果发现，胼胝质最早于小孢子母细胞形成期出现于花粉囊中。

Hypersensitive reaction and callose formation were two important resistance mechanisms.

过敏性坏死反应和胼胝质的形成是2个重要的抗锈机制。

The accumulation of callose in leaves of induced cucumber increased obviously by toluidine blue.

褐斑病是黄瓜生产中的常见病害，在保护地及露地栽培中均有发生。

The pores are lined with callose, and allow cytoplasmic strands to pass from one sieve cell to the next.

孔与孔之间列成直线由胼胝质联系，其内允许细胞质细流从一个筛胞通向另一个。

Callose stains are aniline blue, resorcin blue and rosolic acid.

胼胝质的染剂是苯胺蓝，间苯二酚蓝和玫红酸。

The abnormality of tetrad callose wall degradation and tapetum development was associated with the abortion of microspore.

导致小孢子败育的原因与四分体胼胝质壁不适时解体和绒毡层细胞发育异常、延迟解体有关。

This paper briefly describes the progress in cytoplasm reorganization, dynamics of wall callose, starch granules and organelles in pollen grains, the tapetum development, specific genes, asymmetric division and cell fate determination in developing pollens. Some problems and future research directions are pointed out in this review.

本文针对花粉发育过程中的细胞质改组；胼胝质壁、淀粉粒和细胞器的动态变化；绒毡层的发育；花粉发育特异基因；以及不对称分裂和细胞命运等几个生物学问题的研究进展作了简要综述，最后还提出了一些研究展望。

This paper briefly describes the progress in cytoplasm reorganization, dynamics of wall callose, starch granules and organel les in pollen grains, the tapetum development, specific genes, asymmetric division and cell fate determination in developing pollens. Some problems and future research directions are pointed out in this review.

本文针对花粉发育过程中的细胞质改组；胼胝质壁、淀粉粒和细胞器的动态变化；绒毡层的发育；花粉发育特异基因；以及不对称分裂和细胞命运等几个生物学问题的研究进展作了简要综述，最后还提出了一些研究展望。

Based on principle of pollen abortion, utilizing tapetum of anther cell, mitochondria of tapetum, callose well, process of cell meiosis during formation process of pollen, we adopt genetic transformation to create plant male sterility, such as, exogenous cytotoxin gene, chaperones, anti-sense RNA, degradation of callose ahead of time, disturbing information intercommunion between mitochondria and nucleolus and affected development of pollen sporule by bacteria.

根据花粉败育的原理，利用花药细胞绒毡层、绒毡层线粒体、胼胝质壁、细胞减数分裂过程等花粉形成过程中的不同环节，采取外源细胞毒素基因、分子伴侣、反义RNA技术、提早降解胼胝质、扰乱线粒体与细胞核之间的信息交流和细菌影响花粉小孢子发育等策略，使花粉不能正常形成，从而产生不育花粉，达到产生雄性不育的目的。

In microgametogenesis, callose deposits in tapetal cells and begins to accumulate around microspore nucleus at the early microspore stage, callose deposition around microspore nucleus continues through uninucleate microspere stage.

小孢子早期，绒毡层细胞中积累胼胝质类物质，小孢子核周围也开始沉积胼胝质，逐渐形成完整胼胝质壁；小胞子晚期，绒毡层细胞开始解体，药室内壁细胞开始加厚，其加厚的物质为胼胝质类物质。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。