PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 9133617-3 1997 Our results demonstrate that gamma-globin protein level and the percentage of benzidine-positive cells in the cell line increased markedly (10- to 30-fold) upon treatment with hemin, TGF-beta1, or Ara-C. benzidine 78-87 transforming growth factor beta 1 Homo sapiens 183-192 1895755-6 1991 However, when TGF beta was combined with TNF alpha, it was observed that there was approximately a 10-15% reduction in benzidine-positive cells. benzidine 119-128 transforming growth factor beta 1 Homo sapiens 14-22 1895755-8 1991 Analysis of the TGF beta 1 effect on 10 different HEL-T-derived clones revealed that the number of benzidine-positive cells ranged from 12 to 70% after 5 days of continuous exposure. benzidine 99-108 transforming growth factor beta 1 Homo sapiens 16-26 1895756-3 1991 On day 1, following exposure to both hemin and TGF beta, approximately 35% of the cells had accumulated hemoglobin, as evidenced, by benzidine staining. benzidine 133-142 transforming growth factor beta 1 Homo sapiens 47-55