PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 7067299-4 1982 The Ca:PO4 ratio in the mitochondria of bone lining cells rises slightly with a small dose of parathyroid hormone and is reduced with a small dose of calcitonin. po4 7-10 calcitonin-related polypeptide alpha Rattus norvegicus 150-160