Age may influence an a human egg cell's ability to process gene products essential for the last steps of its development. The final maturation stage is critical for reproduction because it provides the material early embryos need to develop normally and survive. The researchers also found that abnormal BMI also impacted oocyte development, but through different root mechanisms compared to the fertility decline caused by age.
from Top Health News -- ScienceDaily https://ift.tt/2QHC4po
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