The initial therapy employing stem cells was a bone marrow transplant performed by French oncologist Georges Mathé in 1956 on five workers in the Vin?a Nuclear Institute in Yugoslavia who had been affected by a criticality incident. The staff all survived.[10]Checkpoints are molecules on certain immune cells that are activated when your body detec

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

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

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

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