U.S. scientists have linked female sterility with blood group

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American scientists have found that women’s ability to conceive depends on blood group, reports The Daily Telegraph. The joint investigation was conducted by experts at the Medical College Albert Einstein (Albert Einstein College of Medicine) in New York and Yale University. Report on their work was presented at the conference of the American Society for Reproductive Medicine in Denver.

The study involved 560 women receiving treatment for infertility using assisted reproductive technologies. The average age of participants was 35 years old. Scientists have determined the blood group of each of the women, as well as the level of follicle-stimulating hormone (FSH). This hormone is produced by the anterior pituitary gland and the female body promotes oocyte maturation and ovulation.

Assessing the findings, the researchers found that FSH levels exceeding normal levels, twice as often in women with I (0) blood group than owners of any of the three remaining groups. At the same time revealing the correlation did not depend on the age of participants.

According to the authors of the study, elevated levels of FSH accelerates maturation of oocytes, which in turn leads to more rapid depletion in the ovaries.

The head of the research team, Edward Nejat (Edward Nejat) noted that fertility depends not only on the concentration of FSH. He added that the findings of his colleagues to prove in studies involving healthy women.

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