. . . . "HIV-1 gp120 upregulates the expression of peroxiredoxin 1, 3, and 4 proteins in umbilical cord blood mononuclear cells and T-cell lines" . "HIV-1 gp41 is identified to have a physical interaction with peroxiredoxin 4 (PRDX4) in human HEK293 and/or Jurkat cell lines by using affinity tagging and purification mass spectrometry analyses" . "interacts with" . "upregulates" .