[Expression of estrogen and progesterone receptors in the endometrium of fertile and infertile women].

The aim of the research is investigation of the endometrial hormonal status during menstrual cycle infertile and infertile women. 68 endometrial biopsies from 18-45 years old women have been studied. Some changes of ER and PR expression during menstrual cycle both in fertile and infertile women has been founded.