Researchers have uncovered which genes on the Y chromosome regulate the development of sperm and impact fertility in male mice. This research could help us understand why some men don't produce enough ...

Researchers' initial understanding of meiosis was based upon careful observations of chromosome behavior using light microscopes. Then, in the 1950s, electron microscopy provided scientists with a ...

Now, UC San Francisco researchers have found that when the brain cells of female mice express only a maternal X chromosome, their memory and cognitive skills deteriorate faster than female mice that ...

Hulette, M.A. Pericak-Vance, J.M. Vance, "The Haw River Syndrome: Dentatorubropallidoluysian atrophy (DRPLA) in an African-American family," Nature Genetics, 7:521-4, 1994. (Cited in nearly 60 ...

Humans typically have 46 chromosomes arranged in 23 pairs. Genetics plays a key role in answering each of these questions. For humans, our genes dictate much of how our bodies respond to the world ...

Learning about your genetics and ancestry is easier than ever. All you need to do is choose from the many DNA ancestry tests available online, receive your kit and send back the required DNA samples.

Eighty five multiple aneuploid karyotypes, including 57 double trisomies, comprised 7.7% of our 1099 abnormal ... with an increased risk of fetal chromosome abnormalities, the ages of the women ...

linkurl:1. How Tregs limit inflammation;http://bit.ly/iT35TCell T-regulatory cells can multiply their numbers by secreting the cytokine interleukin IL-35, which ...

The study identifies 106 genetic variants linked to occupational status, highlighting the interplay between genetics, family environment, and childhood aspirations.

So how much of a person’s longevity can be attributed to lifestyle choices and how much is just luck — or lucky genetics? It depends on how long you’re hoping to live. Research suggests that ...

Female (XX) mammals inherit one X chromosome from each parent, but males (XY) receive an X from their mother and a Y sex chromosome from their father. X and Y chromosomes determine not only the ...

Women were also less likely to receive a lung transplant (91.7% vs 95.6%, P=0.001 ... Cohort in Lung Transplantation was funded by Vaincre La Mucoviscidose and l'Association Grégory Lemarchal ...