Insulin/Insulin-Like Growth Factor-I Hybrid Receptors with High Affinity for Insulin Are Developmentally Regulated during Neurogenesis**This study was funded by Grants PB94–0052 (to F.d.P.) and PM96–0003 (to E.J.d.l.R.) from the Dirección General de Investigación Científica y Técnica. A contract (to C.A.) was awarded by the Ministerio de Educación y Cultura (Spain). | Publicación