PMID-sentid	Pub_year	Sent_text		comp_official_name	comp_offsetprotein_name	organism	prot_offset
11885748-4	2001	The combination of the selective beta1-adrenoceptor antagonist (+/-)-atenolol (100 microM), and the selective beta2-adrenoceptor antagonist (+/-)-butoxamine (100 microM), produced a 2 and 6 fold rightward shift of the concentration-response curves for (+/-)-terbutaline and (+/-)-fenoterol respectively, without depressing the maximal responses.	Terbutaline	252-269	beta-2 adrenergic receptor	Cavia porcellus	110-128