?????? ????
?????? ????
?????	?? ?????? ???? ???????? ???????
??????	? ?????? ???? (?? ???) ?????? ????
????	?????? ????? ??????
??? ?????	??????? ??????? ???? ?????? Brooklyn College
?????????? ????	???? ??? ???
?????(??)	????? ???? ????????? ? ????? (????) ???? ???????? (????)
?????? ????
????(??)	?????????
??? ???	Vanderbilt University Washington University in St. Louis
??????????	The Nitrogenous Metabolism of the Earthworm   (????)
????? ??????	Howard B. Lewis [?] [?]

?????? ???? ( ??????? : Stanley Cohen ? ???? ?? ?????? ???? ? ??????? ? ????? ????) ^[?] ?? ????????????? ??? ?????? ????? ?????? ???.

????? [ ?????? ]

• ?????????????? ?????????. ≪ Stanley Cohen (biochemist) ≫. ?? ????????? ?????????? ??????? ? ??????????? ?? ? ???? ????.
• ≪Stanley Cohen≫ . ?????????? ?? ? ???? ???? . ^{[ ????? ???? ]}

??? ?? ?????? ??? ?????? ?? ??????????? ???. ????????? ?? ????? ?? ?? ????????? ??? ????.