Trypsin, E64, leupeptin, probenicid, carbenoxolone, 1,2-bis(2-aminophenoxy)ethane-extract was purchased from Greer Laboratories (Lenoir, NC, USA). Cell culture Bronchial epithelial (HBE and HBE-As) cells were purchased from Lonza (Walkersville, MD, USA). magnitude of ATP release and associated intracellular Ca2+ mobilization was significantly greater in bronchial epithelial cells obtained from patients with asthma. […]