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

???? ? ?? ??: ????? ?? ??? ?? ?? ? ??? ? ????. ?? ?? ?? ??? ???? ?? ?? ??????.??? ???? ???? ???? ?? ???? ?????, ? ???? ???????? ??? ??????.??????? ??????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? ??????

??? ???? ??? ??? ??? ??? ?? ???? ??? ? ????? ????.Clonal cell traces are created by growing up just one cell. Evans and Kaufman confirmed which the cells developed out from these cultures could sort teratomas and embryoid bodies, and differentiate in vitro, all of which indicating which the cells are pluripotent.[52]#???? #?????? #??????? #????????

???? ??? ??? ???? ????? ????. ?? ??? ??,??,??,?? ? ????? ??? ??? ????? ???? ??? ?? ??? ? ? ???? ?????? ??????.??? ????? ???? ?? ??? ?? ???? ???? ??? ???? ? ??? ?? ??? ?? ?? ????? ? ????? , ?? ??? ??? ?? ?? ???? ?? , ???? ??? ?? ?? ??? ??? ?? ????.?? : ??? ?????? ???? ????? ????? ??? ???? ?? ???? ??? ???? ????? ??? ??? ??????.???? ?????? ???? ??????

??? ??? ??? ???? ?? ?? ?? ??? ??? ?? ??? ?? ?? ???? ???? ??? ????.?? ??? ??? ??? ? ????. ??? ??? ?? ?? ????? ???? ??? ??? ??, ? ?? ??? ??? ??? ?????? ??? ?????. ??? ??? ??? ?? ??? ???? ??? ??? ?? ???? ?? ??? ??? ??????.???? ???? ?? ???? ???? ? ??? ??? ?? ??? ??? ??????.?? ??? ??? ??? ??, ??? ?????? ????? ??? ???? ???? ????.#????????#????????#??????