Purpose To study the proteins expression of genes related to apoptosis of retinal cells in development of human fetus. Methods Fifty cases of retinas of human fetus aged from 12 to 38 weeks were collected and paraffin embedded sections were made. Immunohistochemical method was used. Results Fas protein was expressed by cells of ganglion cell layer, inner and outer nuclear later, which were just formed on 16th week. It was not expressed until 38th week, Fas(+) staining appeared in layers of retina. F...
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