passages.id: split_5_test_3444_passage
passages.type: progene_text
passages.text: HIV - seropositive female sex workers were characterized by corresponding inhibitory KIR / HLA pairings : KIR2DL3 homozygosity together with HLA-C1 and a trend toward KIR3DL1 / HLA-Bw4 homozygosity .