Cultured ESCs clearly show defined properties: They're pluripotent, effective at differentiating into cells derived from all a few germ layers; They are really immortal in lifestyle and could be preserved for various hundred passages inside the undifferentiated point out; and they maintain a traditional chromosomal composition.?? ??? ?? ????? ????

In multicellular organisms, stem cells are undifferentiated or partially differentiated cells which will change into various sorts of cells and proliferate indefinitely to create additional of precisely the same stem cell. These are the earliest style of cell in a very cell lineage.??? ??? ?? ???? ????? ???? ??? ?? ??????.In exercise, stem cells ar

#????????#????????#???????#???????#??????#??????#?????#??????#??????#????????#????????#?????????????,????????,????????,???????,??,?????,?????,????,???,???,???,???????,???????,???????,???????,?????,??????,???????,#?????????#?????????#????????#????????#???????#???????#??????#???????#???????#?????????#?????????#?????????#?????????#?????????#????????#?

??? ??(mel_holic) ?? ?????? ??? ????? ?? ??????? ??? ?? ??? ?? ??? ????? ????? ?????? ?????. ??? ??? ??? ??? ?? ? ??? ???? ?? ??? ??? ??????.???? ??? ?????. ???? ???? ?? ???? ???? ???? ?? ?? ??, ???? ???? ???? ???? ?? ???? ?? ???? ??? ???? ????.??? ????? ????? ?? ??, ?? ? ?? ?? ???? ?? ?? ?? ???? ???? ??? ??. ???? ?????? ?? ????? ?? ???? ???? ??, ?

???? ??? ???? ? ????? ???, ? ???? ???? ??? ???? ????.?? ??? ????? ???? ???? ?? ??? ?? ???, ???? ???? ?? ??? ?? ???, ??? ?? ??? ?? ???? ?? ????? ????. ?? ? ?????, ??? ???? ?? ?? ??,??? ?????? ? ????, ???? ????, ??? ???? ?? ?? ??,??? ?????? ? ????, ???????? ??? ??? ??? ? ?? ?? ????. ??? ??? ??????, ???? ??? ???? ??? ?? ? ??? ?? ? ????.??? ????? ?????