title: Asthma: new mediators and old problems.
mesh_terms: D000818:Animals; D001249:Asthma / Q000503:physiopathology*; D001980:Bronchi / Q000503:physiopathology; D006801:Humans; D007975:Leukotriene B4 / Q000502:physiology; D015230:Prostaglandin D2; D011457:Prostaglandins D / Q000502:physiology*
chemical_list: D011457:Prostaglandins D; D007975:Leukotriene B4; D015230:Prostaglandin D2