PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 20153783-3 2010 To determine the effect of ghrelin and extracellular calcium on the amplitude and force of angiotensin and vasopressin-mediated contractions of detrusor, we used strips from urinary bladder of Wistar rats. Calcium 53-60 arginine vasopressin Rattus norvegicus 107-118