结果：在老年组，神经元固缩、核糖体解聚、胞浆内出现大量脂滴及脂褐素颗粒、染色质凝聚。
Results: For the neuron, we can find pyknosis of neuron, depolymerization of ribosome, accumulation of lipid droplets and lipofuscin, condensation of chromatin.
在联会发生前，染色质纤维凝聚在轴成分上呈现出染色粒。
Before synapsis, chromatin fibers condense at the chromosome axes forming the chromomeres.
凋亡细胞是以核内染色质的凝聚，核的皱缩及DNA的碎片化为特征的。
Apopcell is specified by nucleus chromatin condensation, nucleus shrinks and DNA fragments.
凋亡细胞是以核内染色质的凝聚，核的皱缩及DNA的碎片化为特征的。
Apopcell is specified by nucleus chromatin condensation, nucleus shrinks and DNA fragments.
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