PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 24939836-5 2015 Furthermore, blood calcium and phosphorus homeostasis is maintained by an interplay between feedback loops of the 1,25(OH)2D/VDR system with parathyroid hormone and with fibroblast-growth factor (FGF) 23 respectively. Phosphorus 31-41 fibroblast growth factor 23 Homo sapiens 170-203