Page 62 - Perm News Today

News and analytical articles about Kazakhstan, Kyrgyzstan, Tajikistan, Turkmenistan, Uzbekistan.

>> it is really surreal when you look at the rights of women being attacked as aggressively as they are. not only on the supreme court, but also in congress. but especially mainly if you look at the people who were talking, by old men in state legislatures. >> it is infuriating. in the wake of the supreme court ruling on abortion, women across the country are sharing perm stories on the procedure that saved their lives. one of those women who is making it a key part of her political campaign joi...

Unlike women, who are born with all the eggs they'll ever have, men can continue to produce sperm throughout their adult lives. To do so, they require a constant renewal of spermatogonial stem cells, which give rise to sperm.

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Our DNA is packed into our nucleus pretty damn tightly. Each chromosome is one looong DNA molecule wrapped around proteins called histones, like a very tiny thread on very tiny spools.

A small study in men suggests tiny bubbles of cell membrane found in semen are different in those with unexplained infertility issues compared to those with no fertility problems, which could help explain the mysterious condition

A study from Karolinska Institutet in Sweden, among others, presents the theory that egg-sperm fusion, a crucial feature of sexual reproduction in plants and animals, may have originated from an ancient form of genetic exchange that involved the fusion of bacteria-like microorganisms called archaea.

People conceived by sperm and egg donation, as well as their parents and donors, are making use of commercial genetic DNA testing in a variety of ways little considered in earlier reports, according to the interim results of a qualitative study presented here at ESHRE's 38th annual meeting in Milan.

A new Current Time film looks at how many Russian families have been ripped apart by Moscow’s invasion of Ukraine. “I spoke with each person separately because getting them to speak together didn’t work," filmmaker Andrei Loshak says of the heartrending interviews that form the core of the film. 

New research by a scientist at the Milner Center for Evolution at the University of Bath suggests that "selfish chromosomes" explain why most human embryos die very early on. The study, published in PLoS, Biology, explaining why fish embryos are fine but sadly humans' embryos often don't survive, has implications for the treatment of infertility.