Deray A
C R Seances Soc Biol Fil. 1976 Oct;170(3):595-60.
The cells making up the thin internal theca of the follicle of the Barbary duck and which contain are 3 beta HSDH enzyme show all of the ultrastructural characteristics of steroid cells: a well-developed smooth reticulum, tubular cristae mitochondria, a considerable load in lipid inclusionologous cells of the Peking duck since they are constantly more dense and their cristae are bigger and less numerous.