Tertiary follicles in heifers treated with melengestrol acetate.


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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