
New research from the University of Exeter has shown that the ovaries, including their tissue structure and cells, play a larger role in fertility decline than previously thought. Traditionally, it has been believed that the decrease in egg quality and number as women age was the main reason for fertility decline. However, this study has…

Scientists have developed a method to create functional human eggs from skin cells, which could potentially offer a new approach to infertility treatment. This proof-of-concept study was published in Nature Communications and involved transplanting the nucleus of a skin cell into a donor egg that had its own nucleus removed. The resulting eggs share DNA…