“…Allergy may also play a significant role in the pathogenesis of some middle-ear effisions. 19 Because of these similarities between rhinitis and otitis, we sought to isolate TGF-a in rhinitis, which had been only previously found in the ear and elsewhere in the body. Besides in the ear, TGF-a has also been localized in pulmonary tissue, specifically in acute respiratory distress syndrome, asthma, and lung cancer.…”