PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 9741337-0 1998 Low CD3+CD28-induced interleukin-2 production correlates with decreased reactive oxygen intermediate formation in neonatal T cells. reactive oxygen 72-87 CD28 molecule Homo sapiens 8-12 7641692-0 1995 IL-2 gene expression and NF-kappa B activation through CD28 requires reactive oxygen production by 5-lipoxygenase. reactive oxygen 69-84 CD28 molecule Homo sapiens 55-59