Calcium-sequestering smooth endoplasmic reticulum in retinula cells of the blowfly.
D000818:Animals; D002118:Calcium / Q000502:physiology*; D004175:Diptera / Q000648:ultrastructure*; D004721:Endoplasmic Reticulum / Q000502:physiology / Q000648:ultrastructure*; D007425:Intracellular Membranes / Q000648:ultrastructure; D010786:Photoreceptor Cells / Q000502:physiology / Q000648:ultrastructure*
D002118:Calcium