Human HTLV-II virus directly acts on CD34+ hematopoietic precursors by increasing their survival potential. Envelope associated HLA class II molecules reverse this effect.

CASOLI C.;RE M. C.;MONARI P.;FURLINI G.;TOSI G.;GRADOZZI C.;DALL'AGLIO P. P.;BERTAZZONI U.;ACCOLLA, ROBERTO

1998-01-01