the ne/ca2+ vt was also abolished by beta-adrenoceptor blocking agents [ pindolol ( 10 ( -6 ) m ) , propranolol ( 10 ( -4 ) m ) ] and calcium antagonists [ isoptin , d-600 ( 10 ( -4 ) m each ) , mncl2 ( 5 x 10 ( -4 ) m ) , nicl2 , cocl2 ( 2.5 x 10 ( -3 ) m each ) ] .
C0042514
vt
C0033497
propranolol