Ultrastructure of photoreceptor cells in a vitamin A-deficient moth (Manduca sexta).
D000818:Animals; D002462:Cell Membrane; D007313:Insecta / Q000166:cytology*; D008027:Light; D008854:Microscopy, Electron; D011984:Sensory Receptor Cells / Q000166:cytology*; D014802:Vitamin A Deficiency / Q000473:pathology*