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The face of a young woman and the face of an old man surrounded by mechanical clocks.
Daily Gene Expression Rhythms Vary with Sex and Age: Study
By studying tissues from deceased people, a team found that women have more rhythmical gene expression and that this molecular rhythmicity decreases with age.
Daily Gene Expression Rhythms Vary with Sex and Age: Study
Daily Gene Expression Rhythms Vary with Sex and Age: Study

By studying tissues from deceased people, a team found that women have more rhythmical gene expression and that this molecular rhythmicity decreases with age.

By studying tissues from deceased people, a team found that women have more rhythmical gene expression and that this molecular rhythmicity decreases with age.

human biology
A section of a mouse distal colon showing luminal contents with bacteria in magenta, the mucus lining (green) and the epithelial cell barrier of the gut (blue, right).
Mapping the Neighborhoods of the Gut Microbiome
Abby Olena, PhD | Jul 1, 2022 | 7 min read
Researchers are going beyond fecal samples to understand how the patterns of commensal microbes in the gastrointestinal tract influence development and health.
Gene Exchange Among Gut Bacteria Is Linked to Industrialization
Catherine Offord | Mar 31, 2021 | 5 min read
A study of human populations around the world detects differing rates of horizontal gene transfer in the microbiome depending on what kind of society those people live in.
salivary gland new human anatomy head and neck cancer radiation therapy
Scientists Discover New Human Salivary Glands
Diana Kwon | Oct 21, 2020 | 4 min read
The findings may have implications for radiotherapy, a cancer treatment that can cause damage to salivary glands and leave lasting complications.
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