( 1 ) we have studied the effect of epithelium removal ( rubbing ) and the endopeptidase 24.11 inhibitor , thiorphan , on the contractile response of the guinea-pig isolated bronchi ( atropine and indomethacin in the bath ) produced by electrical field stimulation , capsaicin or exogenously administered tachykinins ( substance p and neurokinin a ) .
C0039241
tachykinins
C0038585
substance p