Tertiary follicles in heifers treated with melengestrol acetate.

Abstract

Qualitative and quantitative changes of tertiary follicles were studied in ovaries of heifers during and after the treatment with melengestrol acetate (MGA--6-methyl-6-dehydro-16-methylen-17alpha-acetoxyprogesteron), the atretic tertiary follicles being classified into several types. During the administration of MGA an increased number of atretic follicles… (More)

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