chromatin condensation

It shows that marked chromatin condensation and nucleus fragmentation can be easily detected in MDCK cells at 24h post infection .

结果表明，病毒感染24h后，MDCK细胞产生明显的染色质凝聚，核碎裂及形成凋亡小体等现象。

Evaluating of the chromatin condensation in living cells during apoptotic process

凋亡过程中活细胞染色质致密程度的检测

Ultrastructural data of olfactory mucosa showed that the feature of apoptotic neurons was chromatin condensation and cell shrinkage .

透射电镜下见嗅球摘除术后嗅觉神经元出现胞质浓缩、胞核染色质边聚等细胞凋亡的特征性超微结构改变。

Apoptosis with nuclear chromatin condensation and fragmentation as well as cell shrinkage and the formation of apoptotic bodies were observed .

细胞表现为细胞皱缩、核质浓缩、核碎裂、细胞起泡以及凋亡小体形成等凋亡特征的形态学改变。

Under transmission electron microscopy , apoptotic cells exhibited typical morphological changes , including irregular shape of nucleus , chromatin condensation , etc ;

核染色质有皱缩，但无核溶解现象。（2）透射电镜观察可见细胞核固缩以及染色质分布欠均匀等细胞凋亡的特征性变化；

Chromatin condensation and cell wall became electron transparent were also observed by TEM . All of this are characteristic of PCD . 3 .

电镜观察还发现染色质凝集、细胞壁呈现电子透明等现象，这些特征都证明小麦根中皮层细胞发生了PCD。

The process includes nuclear elongation , chromatin condensation , acrosomal and flagellar development , and elimination of excess cytoplasm .

精子的形成过程包括细胞核的拉长、染色质的浓缩、顶体和鞭毛的形成、细胞质的排除。

Results Characteristic morphologic changes of apoptotic cells were observed under transmission electron microscope with chromatin condensation and margination as well as formation of apoptotic bodies .

结果透射电镜观察发现凋亡细胞典型的形态学变化&核染色质凝集边集，凋亡小体形成等。

A series of changes occurred in morphology and structure , including chromatin condensation , development and fusion of mitochondria , acrosome formation and cytoplasmic diminution .

其形态结构发生了一系列变化，主要包括：核染色质浓缩、线粒体的发达与融合、顶体形成和胞质的减少。

The nuclei of transfected cells display the hallmarks of apoptosis by DAPI staining : chromatin condensation and clustering along the nuclei membrane .

惜助DAPI染色，可明显看到染色质固缩等典型的细胞凋亡特征。

The apoptotic cells mainly showed cytoplasmic membrane blebbing , chromatin condensation and fragmentation , and crescentic nuclear and membrane bound apoptotic bodies formation .

凋亡细胞主要表现为胞浆膜起泡，核染色质浓缩，形成新月状核或膜包裹核染色质的凋亡小体；

The morphological changes of apoptosis including chromatin condensation and margination , appearance of vacuoles on the cytomembrane , and the formation of apoptotic bodies .

凋亡细胞的形态学改变是细胞体积缩小，细胞器结构正常，染色质初期浓集成团，聚集于核膜的周边，随后出现染色质凝聚，核碎裂以及凋亡小体形成等现象。

It plays a pivotal role in the regulation of germinal vesicle breakdown ( GVBD ), chromatin condensation , spindle assembly and extrusion of the first polar body .

它在卵母细胞的生发泡破裂（GVBD）、染色体凝集、MⅠ期纺锤体组装和第一极体排放等过程中起着重要的调节作用。

Results A β 1 40 could induce apoptotic changes in hippocampal neurons , such as chromatin condensation , nucleus degeneration and the development of apoptosis body and cell positive staining of TUNEL .

结果Aβ1-40可诱导海马神经细胞凋亡，染色质浓缩，凋亡小体形成，细胞核DNA降解，TUNEL染色阳性；

Several distinct morphological features of PCD have been found in the developing starchy endosperm cells , e.g. nucleus deformation , chromatin condensation , nuclear envelope disruption , and nuclear matrix leakage .

伴随胚乳的发育进程，淀粉胚乳细胞核表现出衰退特征：核变形、染色质凝缩、核膜多处被降解破坏、核基质外泄等。

With electron microscopy , great changes of cell apoptosis were observed , including microvilli disappearance or reduction , cell shrinkage , chromatin condensation or margination and the presence of " apoptosis bodies " .

扫描和透射电镜观察可见各实验组细胞表面微绒毛明显减少或消失、胞膜发泡、细胞固缩和核染色质浓缩边集，并出现凋亡小体，热疗+工SDN组的凋亡细胞数量更多。

In addition , amiloride induced intracellular acidification in a subpopulation of the treated cells . Furthermore , these isolated acidified cells revealed chromatin condensation as well as DNA degradation with characteristics of apoptosis .

氨氯吡咪处理的卵巢癌细胞细胞内pH值降低，并出现一群酸化细胞，经分选而分离出的酸化细胞逐渐表现出染色质的浓缩、致密及DNA降解等凋亡特征。

The results are as follows : ( 1 ) Cold induced apoptosis in yeast cells , moreover , yeast cells display representive features such as chromatin condensation , DNA fragmentation and chromatin margination .

研究结果如下：①冷诱导酵母细胞发生凋亡，并呈现凋亡的典型特征如细胞核染色质的凝聚、断裂、边缘化；

Morphology survey inverted microscope . survey The A-549 human lung cancer cells with EPA showed cellular volume small and round , nuclear chromatin condensation , loose between the cells and adherent ability decrease under invert microscope .

形态学观察：倒置显微镜观察到实验组A-549肿瘤细胞体积变小、变圆，核染色质凝集，细胞间连接疏松，贴壁能力减弱。

The results in middle intensity and high intensity groups showed that mitochondrial swelling , mild edema around capillaries , chromatin condensation and margination , and endothelial cell vacuolization could be observed in neurons and glial cells .

中辐射组和高辐射组可见组织中神经元、神经胶质细胞线粒体肿胀，毛细血管周围轻微水肿，核染色质浓缩、边集，血管内皮细胞有空泡形成。

The time of initiating chromatin condensation was earlier than that of the high peak activities of caspase 6 . CONCLUSION The characterization of cell death induced by lidamycin in the human hepatoma BEL 7402 cells differs from typical apoptosis .

染色质开始凝集的时间比caspase6活性达到高峰的时间早。

Conventional ultrastructural observation showed that at the middle and late stage of endosperm development , several distinct morphological features of PCD had been found on the nucleus of starch endosperm , e.g. nucleus deformation , chromatin condensation , nuclear envelope disruption , and nuclear matrix leakage .

透射电镜观察结果表明，淀粉胚乳在胚乳生长分化期的中、后期，细胞核表现典型的植物PCD的形态特征：核变形、染色质凝缩、核膜多处降解破坏，核基质外泄等。

While the PQQ of aftertreatment had no effect . The morphology of cells in pretreatment of PQQ group has chromatin condensation of fragments , and the number of the living cells increased , the refractive index enhanced . The early / late apoptotic cells ratio also reduced .

PQQ预处理组细胞的形态上的染色质浓集或碎块现象减少，并且活细胞增多，折光度增强，状态明显出现好转；其早期/晚期凋亡细胞的比率均有所减少。