to define the action of the retroviral src gene on hematopoietic stem cells , c57bl/6 x dba/2 ( b6d2f1 ) mouse long-term marrow cultures were infected at initiation with moloney murine leukemia virus ( mulv ) pseudotypes of src-recombinant retroviruses with the src gene inserted in the env region of an amphotropic mulv ( src-ampho ) , or in the gag region of moloney mulv ( src-mo ) .
C0035366
retroviruses
C0017343
env