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image: Doris Bachtrog: Sex Chromosome Wrangler

Doris Bachtrog: Sex Chromosome Wrangler

By | January 1, 2015

Associate Professor, Department of Integrative Biology, University of California, Berkeley. Age: 39

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image: Focus on Sex

Focus on Sex

By | December 29, 2014

In 2014, new research findings and guidelines brought increased attention to biological differences between males and females.

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image: Vanishing Y Chromosomes

Vanishing Y Chromosomes

By | December 4, 2014

A new study reveals an association between smoking and rates of Y chromosome loss in blood cells, which may explain elevated cancer risk among male smokers.

1 Comment

image: Female Pigs May Sense Sex of Sperm

Female Pigs May Sense Sex of Sperm

By | May 21, 2014

The oviducts of pigs exhibit different gene expression profiles depending on their exposure to sperm with either an X or a Y chromosome, a study shows. 

3 Comments

image: The Surprising Evolution of Sex Determination

The Surprising Evolution of Sex Determination

By | April 23, 2014

A detailed analysis of sex chromosomes finds unexpected evolution of functional Y chromosome genes across species.

6 Comments

image: Week in Review, July 22–26

Week in Review, July 22–26

By | July 26, 2013

Faux stem cells; X chromosome involved in sperm production; rewarding peer review; clues to flatworm regeneration; an ethereal glow signals death

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image: X Marks the Spot for Sperm Production

X Marks the Spot for Sperm Production

By | July 21, 2013

A new genetic analysis suggests the human X chromosome evolves rapidly and plays a specialized role in sperm production.

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image: Sex Drives Chromosome Evolution

Sex Drives Chromosome Evolution

By | July 19, 2012

A relatively new pair of sex chromosomes in the fruit fly allows researchers to track their evolution from the beginning.

3 Comments

image: Long Live the Y

Long Live the Y

By | February 22, 2012

Despite suggestions to the contrary, the Y chromosome is not necessarily rotting away.

8 Comments

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