title: Influence of early surgical bursectomy on Leydig cells in the chick embryo testis.
mesh_terms: D000818:Animals; D002060:Bursa of Fabricius / Q000502:physiology*; D002642:Chick Embryo; D007985:Leydig Cells / Q000378:metabolism*; D008297:Male; D011506:Proteins / Q000378:metabolism; D013737:Testis / Q000196:embryology / Q000378:metabolism; D013739:Testosterone / Q000096:biosynthesis*
chemical_list: D011506:Proteins; D013739:Testosterone