PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 18180380-5 2008 Furthermore, using several established megakaryocyte-like cells lines, we performed promoter analysis of the CD154 gene and found that NFAT, a calcium-dependent transcriptional regulator associated with activated T cells, mediated both differentiation-dependent and inducible megakaryocyte-specific CD154 expression. Calcium 143-150 CD40 ligand Homo sapiens 109-114