PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 20432446-3 2010 Here we report the effects of low-concentration (1 microg/ml) heparin on activation of several kinases and subsequent induction of the c-fos gene in mesangial cells in response to the calcium ionophore, ionomycin, in the absence of serum factors. Ionomycin 203-212 Fos proto-oncogene, AP-1 transcription factor subunit Homo sapiens 135-140