previously [ de haro , c. , datta , a & ochoa , s. ( 1978 ) proc . natl . acad . sci . usa 75 , 243 -- 247 ] it was shown with initiation factors from artemia salina embryos that the activity of the initiator methionyl-trna binding factor eif-2 is stimulated by another factor ( esp , for eif-2 stimulating protein ) present , like eif-2 , in ribosomal salt washes .
C0011198
de
C0041703
usa