PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 1316917-1 1992 Expression of the two known receptors for TNF was studied in the promyelocytic leukemia cell line HL-60 before and after differentiation of the cells along the granulocyte lineage (induced by incubation with retinoic acid), or along the macrophage lineage (induced by incubation with the phorbol diester, PMA). Tretinoin 208-221 tumor necrosis factor Homo sapiens 42-45