title: Rod outer segment disc shedding in relation to cyclic lighting.
mesh_terms: D000818:Animals; D002940:Circadian Rhythm; D008027:Light; D010587:Phagocytosis; D010786:Photoreceptor Cells / Q000166:cytology*; D010857:Pigment Epithelium of Eye / Q000166:cytology; D051381:Rats; D013997:Time Factors