synergism was observed for 0.005 microgram/kg to 5.0 microgram/kg i.v . of mc and 0.0025 microgram/kg i.v . of histamine , as measured by change in dynamic compliance ( p less than 0.1 ) , airway resistance ( p less than .001 ) , isometric tracheal smooth muscle tension ( p less than .01 ) and duration of the tracheal contractile response ( p less than 0.005 ) .
C1710458
tracheal smooth muscle
C0040578
tracheal