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The influences of INA were as follows: The mulcher of pollen parietes was disintegrated or disappeared in certain section and even the entire extine was deleted. The injuries of organelles in the pollen were demonstrated by plastosome peplos imperfect, vesicle sterility; concentric circles of the endoplasmic reticulum or fold arranged, to form the membranal inclusions by enwrapping part of the cytoplasm, and decrease of ribosome amount.

INA细菌对花粉的超微结构的影响表现为:使花粉壁的覆盖层在某些区域解体消失或整个花粉外壁缺失;使花粉中的细胞器受到破坏,包括线粒体被膜不完整,嵴呈囊泡状;内质网呈同心圆卷绕或折叠状排列包围部分细胞质而形成膜内含物;核糖体数量明显减少等。

Embedded in the cytoplasm at the base of the flagellum.

体'。''某些有鞭毛的原生动物的基体,由包裹在鞭毛底部的细胞质内的微小染色体块团组成

One of a layer of flagellated cells lining the body cavity of a sponge and characterized by a collar of cytoplasm surrounding the flagellum.

领细胞沿着海绵的体腔排列的一层鞭毛形细胞中的一个,以鞭毛周围有衣领一样的一圈细胞质为特征

A basal body in certain flagellated protozoans that consists of a minute mass of chromatin embedded in the cytoplasm at the base of the flagellum.

生毛体,成鞭毛体某些有鞭毛的原生动物的基体,由包裹在鞭毛底部的细胞质内的微小染色体块团组成

In resting cysts, the microtubules under the pellicle, cortical ciliatures, conjunctions between cilia basal bodies, supporting structure of basal bodies and other microtubule structures are absorbed in different extent; microtubule-like assemble bodies appear at the center of the remained cilia basal bodies; the granules of chromatin and nucleolus in macronucleus become smaller whereas nucleus pores of the micronucleus become bigger; the inner membrane of some nucleus pores are attached with chromatin.

结果表明:纤毛虫形成包囊过程中,皮层细胞质中产生具有自噬泡消化特征的细胞器,将部分纤毛结构等逐步消化;休眠包囊中,表膜下微管、皮层纤毛器和纤毛基体间连接、基体托架及其他微管结构不同程度地被吸收、在残剩纤毛基体的中央形成微管形结构聚合体,大核染色质和核仁颗粒变小,核孔增大,并发生染色质附着于核孔内膜的现象;细胞脱包囊期间,皮层细胞骨架、线粒体等经历了在残剩结构基础上的再分化。

It turned out that many inclusions were found in the nucleolus and the cytoplasm of PK15 cell. The paracrystalline arrays was found in the inclusion in cytoplasm whose electron dense is deep; The nuclear of PK15 cell dissolved and there were margination of multiple chromatin aggregates and suspected intranuclear viral inclusion in PK15 cell.

细胞质中包涵体电子密度深,位于核膜周围,内有呈晶格状排列的病毒粒子,直径12±2nm;细胞核内染色质消散,在细胞核内发现多个电子密度深的、圆形或环状、由大量异染色质组成的包涵体,内有细微的粒状物质。

Pekinensis . IAA at concentration of 0.4-1. 0 mg/L in solid MS medium incited many adventitious roots on hypocotyl segments. The earliest anatomic changes were observed on cut surface of hypocotyl segments under optical microscope 24 hours after IAA treatment: cytoplasmic and nuclear density became higher in a few of parenchytmatous cells adjacent to phloem in tissue of pericycle, followed by cell divisions.

在生长素诱导24h后,可借助显微切片观察到下胚轴切面附近明显的解剖学变化:首先是中柱鞘内靠近韧皮部的薄壁细胞的细胞质与细胞核变浓,染色加深,部分细胞分裂;随后是分裂的细胞团增大,逐渐形成根原基并分化出根冠。

Morphological and cytological observations showed that the pol CMS plants in DGCMS-Yi-3A were complete male sterile, had no pollen sac differentiation and had smaller petals and stamens at higher temperature situation. They were partial sterile, had 1~3 pollen sacs in each anther and had relative bigger petals and stamens at lower temperature situation.

花器形态和花药发育的解剖学观察结果表明,DGCMS-宜3A中表现波里马细胞质雄性不育的植株,其花器形态和花药发育的解剖学特点与pol CMS相同,即在高温条件下,花瓣较小,表现彻底不育,无花粉囊的分化,在低温条件下,花瓣变大,表现部分雄性不育,可分化出1~4个花粉囊,并产生一定数量可育花粉。

Morphological and cytological observations showed that the pol CMS plants in DGCMS Yi 3A were complete male sterile, had no pollen sac differentiation and had smaller petals and stamens at higher temperature situation.

花器形态和花药发育的解剖学观察结果表明,DGCMS-宜 3A中表现波里马细胞质雄性不育的植株,其花器形态和花药发育的解剖学特点与 pol CMS相同,即在高温条件下,花瓣较小,表现彻底不育,无花粉囊的分化;在低温条件下,花瓣变大,表现部分雄性不育,可分化出 1~ 4个花粉囊,并产生一定数量可育花粉。

Morphological and anatomical observations showed that the pol CMS plants in RGCMS?117A or RGCMS S45A were complete male sterile ,had no pollen sac differentiation and had smaller petals and stamens at higher temperature situation.

花器形态和花药发育的解剖学观察表明,RGCMS S45A和RGCMS 117A中表现波里马细胞质雄性不育的植株,其花器形态和花药发育的解剖学特点与polCMS相同,即在高温条件下,花瓣较小,表现彻底不育,无花粉囊的分化;在低温条件下,花瓣变大,表现部分雄性不育,可分化出 1~ 4个花粉囊,并产生一定数量可育花粉。

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