Published in AIDS Weekly, February 9th, 2004
"The chemokine stromal-derived factor-1 (SDF-1) can block human immunodeficiency virus type I (HIV-1) infection in vitro by binding to the CXC chemokine receptor, CXCR-4, which serves as a coreceptor for T-cell tropic HIV-1," immunologists in the United States explained. "In spite of being constitutively expressed in vivo, SDF-1 does not appear to block HIV-1 infection and spread in vivo."
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