PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 28012697-4 2017 The expression of LL-37 can be regulated by various endogenous factors including the active form of vitamin D (25(OH)D3). Vitamin D 100-109 cathelicidin antimicrobial peptide Homo sapiens 18-23