title: Possible mechanisms in asthma.
mesh_terms: D001249:Asthma / Q000209:etiology* / Q000276:immunology / Q000503:physiopathology; D000242:Cyclic AMP / Q000502:physiology; D006152:Cyclic GMP / Q000502:physiology; D006801:Humans; D006967:Hypersensitivity / Q000209:etiology; D011943:Receptors, Adrenergic, beta / Q000187:drug effects / Q000502:physiology
chemical_list: D011943:Receptors, Adrenergic, beta; D000242:Cyclic AMP; D006152:Cyclic GMP