GP120JAMA Glycoprotein 120, a protein that protrudes from the surface of HIV and binds to CD4+ T cells. See also CD4 (T4) or CD4+ Cells.
a glycoprotein on the outer envelope of HIV that binds
to the CD4 protein on the surface of certain cells. The V3 loop of gp120
is the principle neutralizing determinant of HIV and is used in some experimental
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