胚胎中的未分化细胞按被定型的命运不可逆地发育成特定类型细胞的过程。
Developmental program — The process by which a cell in an embryo achieves its fate.
本病为最恶性的甲状腺癌,见于老年人,病理各异,包括纺锤状、鳞状和未分化细胞。
This is a particularly virulent form of thyroid carcinoma. It occurs in the elderly and has a variable pathology, including spindle, squamous, and anaplastic cells.
结论角膜及角膜缘表层上皮较为成熟分化,而角膜缘基底细胞具有未分化细胞的特征,很可能是干细胞的部位。
ConclusionThe superficial cells of limbus and cornea are of mature status, while limbal basal cells show some undifferentiated feature, which indicates the location of stem cells.
The zygote or this fertilized egg is a completely undifferentiated cell.
受精卵,或者说已受精的卵子,是一个完全未分化的细胞
Those B-cells also mature, they differentiate and that's what's shown on this slide here is the differentiation of those immature B-cells into mature B-cells.
这些B细胞也会变成熟,并且进行分化,这都展示在幻灯片上了,未成熟的B细胞分化为成熟的B细胞
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