title: Autoradiographic evidence for a direct retino-hypothalamic projection in the avian brain.
mesh_terms: D000818:Animals; D001345:Autoradiography; D001370:Axonal Transport; D001717:Birds / Q000033:anatomy & histology*; D010856:Columbidae / Q000033:anatomy & histology; D007031:Hypothalamus / Q000378:metabolism; D007930:Leucine / Q000378:metabolism; D011392:Proline / Q000378:metabolism; D012160:Retina / Q000294:innervation*; D009435:Synaptic Transmission; D014316:Tritium
chemical_list: D014316:Tritium; D011392:Proline; D007930:Leucine