Vitreous levels of the insulin-like growth factors I and II and the insulin-like growth factor binding protein 2 and 3, increase in neovascular eye diseases. Studies in nondiabetic and diabetic subjects. - Meyer-Schwickerath,R.; Pfeiffer,A.; Blum,W.F.; Freyberger,H.; Klein,M.; Losche,C.; Rollmann,R.; Schatz,H. (J. Clin. Invest., 1993)