A Histological and Ultrastructural Study of Gland Cells in the Ovary of the Sexually Immature Ostrich (Struthio camelus)
نویسندگان
چکیده
منابع مشابه
Ultrastructural features of the follicular wall in developing follicles of the sexually immature ostrich (Struthio camelus).
The ultrastructure of the follicular wall in primordial, previtellogenic and vitellogenic follicles of the sexually immature ostrich is described in the present study. The follicular wall consists of a zona radiata, granulosa cell layer, basal lamina and thecal layer. Cytoplasmic processes from the plasma membranes of the granulosa cell layer and the ovocyte form the zona radiata in previtellog...
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The ultrastructure of the surface epithelium and tubular glands of the uterus in the immature ostrich is described. In ostriches with inactive ovaries the uterus is lined by a non-ciliated simple columnar epithelium, with basally located heterochromatic nuclei. Scanning electron microscopy revealed that these non-ciliated cells have a dense microvillous cover. A simple columnar to pseudostratif...
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ژورنال
عنوان ژورنال: Asian Journal of Biological Sciences
سال: 2011
ISSN: 1996-3351
DOI: 10.3923/ajbs.2011.182.188