Localization of vitamin A in the eye of a pulmonate snail.
D000818:Animals; D001345:Autoradiography; D008854:Microscopy, Electron; D012160:Retina / Q000032:analysis*; D012834:Silver; D012908:Snails; D014316:Tritium; D014801:Vitamin A / Q000032:analysis*
D014316:Tritium; D014801:Vitamin A; D012834:Silver