PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 24334003-0 2014 Accentuation of ursolic acid on muscarinic receptor-induced ANP secretion in beating rabbit atria. ursolic acid 16-28 natriuretic peptides A Oryctolagus cuniculus 60-63 24334003-1 2014 AIMS: Ursolic acid has recently been reported to increase both atrial natriuretic peptide (ANP) secretion and mechanical dynamics in rabbit atria. ursolic acid 6-18 natriuretic peptides A Oryctolagus cuniculus 63-89 24334003-1 2014 AIMS: Ursolic acid has recently been reported to increase both atrial natriuretic peptide (ANP) secretion and mechanical dynamics in rabbit atria. ursolic acid 6-18 natriuretic peptides A Oryctolagus cuniculus 91-94 24334003-2 2014 MAIN METHODS: The present study was designed to clarify the regulatory effects of ursolic acid on the beta-adrenergic or muscarinic receptor-mediated changes in ANP secretory and contractile function allowing measurement of atrial dynamics such as pulse pressure, stroke volume, and cAMP efflux in isolated perfused beating rabbit atria. ursolic acid 82-94 natriuretic peptides A Oryctolagus cuniculus 161-164 24334003-3 2014 KEY FINDINGS: Pretreatment with ursolic acid significantly attenuated the isoproterenol (beta-adrenergic agonist)-induced decrease in ANP secretion and increases in cAMP levels and atrial dynamics. ursolic acid 32-44 natriuretic peptides A Oryctolagus cuniculus 134-137 24334003-4 2014 Interestingly, ursolic acid concentration-dependently accentuated the acetylcholine-induced increase in ANP secretion and decrease in pulse pressure in the presence of isoproterenol (p<0.001). ursolic acid 15-27 natriuretic peptides A Oryctolagus cuniculus 104-107 24334003-5 2014 These findings indicate that acetylcholine-induced increase in ANP secretion is potentiated by ursolic acid; furthermore, acetylcholine-induced decrease in atrial dynamics is also potentiated by ursolic acid, suggesting that ursolic acid regulates muscarinic receptor-mediated secretory and contractile responses in perfused beating rabbit atria. ursolic acid 95-107 natriuretic peptides A Oryctolagus cuniculus 63-66 21122803-0 2011 Ursolic acid increases the secretion of atrial natriuretic peptide in isolated perfused beating rabbit atria. ursolic acid 0-12 natriuretic peptides A Oryctolagus cuniculus 40-66 21122803-6 2011 Ursolic acid increased ANP secretion and mechanical dynamics in a concentration-dependent manner. ursolic acid 0-12 natriuretic peptides A Oryctolagus cuniculus 23-26 21122803-7 2011 The inhibition of L-type Ca(2+) channels with nifedipine attenuated the ursolic acid-induced increase in ANP secretion but not mechanical dynamics. ursolic acid 72-84 natriuretic peptides A Oryctolagus cuniculus 105-108 21122803-8 2011 The inhibition of K(+)(ATP) channels with glibenclamide attenuated the ursolic acid-induced increase in ANP secretion-but not atrial dynamics-in a concentration-dependent manner. ursolic acid 71-83 natriuretic peptides A Oryctolagus cuniculus 104-107 21122803-10 2011 These findings show that ursolic acid increases ANP secretion via its activation of K(+)(ATP) channels and subsequent inhibition of Ca(2+) entry through L-type Ca(2+) channels in rabbit atria. ursolic acid 25-37 natriuretic peptides A Oryctolagus cuniculus 48-51