- DNA polymorphisms for the nerve growth factor receptor gene exclude its role in familial dysautonomia. Breakefield, X.O., Ozelius, L., Bothwell, M.A., Chao, M.V., Axelrod, F., Kramer, P.L., Kidd, K.K., Lanahan, A.A., Johnson, D.E., Ross, A.H. Mol. Biol. Med. (1986)









