passages.id: split_1_test_3357_passage
passages.type: progene_text
passages.text: Since IL12B encodes the common IL-12p40 subunit of IL-12 and IL-23 , we individually genotyped 17 SNPs in the genes encoding the other chains of these cytokines ( IL12A and IL23A ) and their receptors ( IL12RB1 , IL12RB2 , and IL23R ) .