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Effects of Y-27632 (1 μM), U-0126 (3 μM) and indomethacin (3 μM) on (A) EGF (10 ng/ml)-and (B) PDGF (10 ng/ml)-induced guinea pig trachealsmooth muscle contraction. Data represent means ± s.e. mean of five (EGF) or six (PDGF) experiments, each performed in duplicate.
