Effects of dietary zinc deficiency on leydig cell ultrastructure in the boar.
D000818:Animals; D004721:Endoplasmic Reticulum / Q000648:ultrastructure; D007985:Leydig Cells / Q000378:metabolism / Q000648:ultrastructure*; D008297:Male; D008854:Microscopy, Electron; D013552:Swine; D013739:Testosterone / Q000096:biosynthesis; D015032:Zinc / Q000172:deficiency*
D013739:Testosterone; D015032:Zinc