PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 939198-5 1976 Serum somatomedin activity was measured by the ability of sera to stimulate the incorporation of SO4 in vitro by cartilage from hypophysectomized rats or normal young pigs. sulfuric acid 97-100 insulin-like growth factor 1 Rattus norvegicus 6-17 2761412-7 1989 Perfusates of livers from normal fed rats had somatomedin activity (stimulation of cartilage SO4 uptake) 94 +/- 19% above buffer (P less than .01), which fell to undetectable levels after three days of fasting. sulfuric acid 93-96 insulin-like growth factor 1 Rattus norvegicus 46-57