Switch Master: A Profile of Barbara Meyer
Switch Master: A Profile of Barbara Meyer
Working with bacteriophages and nematodes, the University of California, Berkeley, molecular biologist uncovered a role for genetic switches in early development.
Switch Master: A Profile of Barbara Meyer
Switch Master: A Profile of Barbara Meyer

Working with bacteriophages and nematodes, the University of California, Berkeley, molecular biologist uncovered a role for genetic switches in early development.

Working with bacteriophages and nematodes, the University of California, Berkeley, molecular biologist uncovered a role for genetic switches in early development.

sex chromosome
Unbalanced Chromosomal Inheritance More Common than Thought
Unbalanced Chromosomal Inheritance More Common than Thought
Jef Akst | Oct 11, 2019
A genomic analysis from 23andMe suggests that people inherit two copies of a chromosome from only one parent nearly twice as often as researchers had realized.
Researchers Develop New Method for Sexing Sperm
Researchers Develop New Method for Sexing Sperm
Katarina Zimmer | Aug 13, 2019
Scientists found they could sort mouse sperm prior to IVF by treating semen with a drug that selectively slows down X-bearing cells.
Why Is Cancer More Common in Men Than in Women?
Why Is Cancer More Common in Men Than in Women?
Jef Akst | Mar 31, 2019
The molecular processes that lead males to be more susceptible to the disease are only beginning to come to light.
X Marks the Sex-Skewed Spot
X Marks the Sex-Skewed Spot
Rina Shaikh-Lesko | Mar 7, 2016
Alterations in epigenetic markers on the X chromosome may be why males outnumber females among murine offspring bred through in vitro fertilization.
Lizard Swaps Mode of Deciding Its Sex
Lizard Swaps Mode of Deciding Its Sex
Kerry Grens | Jul 1, 2015
Sex assignment in bearded dragons can flip from one based on chromosomes to one driven by temperature, researchers report.
Lost Y Chromosome Genes Found on Autosomes
Lost Y Chromosome Genes Found on Autosomes
Anna Azvolinsky | May 27, 2015
Mammalian Y chromosome genes with important functions are transferred to autosomal chromosomes more often than previously thought, a study shows.
Doris Bachtrog: Sex Chromosome Wrangler
Doris Bachtrog: Sex Chromosome Wrangler
Molly Sharlach | Dec 31, 2014
Associate Professor, Department of Integrative Biology, University of California, Berkeley. Age: 39
Focus on Sex
Focus on Sex
Molly Sharlach | Dec 28, 2014
In 2014, new research findings and guidelines brought increased attention to biological differences between males and females.
Vanishing Y Chromosomes
Vanishing Y Chromosomes
Molly Sharlach | Dec 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.