PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 19567535-9 2009 CONCLUSIONS: Impaired L-amino acid sensing by calcium-sensing receptors in adenomatous parathyroid cells contributes to the loss of feedback control of PTH secretion in primary hyperparathyroidism. Amino Acids 22-34 parathyroid hormone Homo sapiens 152-155