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tag stress response neuroscience microbiology

early-life stress, histone, chromatin, epigenetics, epigenetic modification, methylation, DNA, protein, stress, adversity, mice, genetics, genomics
Early-Life Stress Exerts Long-Lasting Effects Via Epigenome
Asher Jones | Mar 18, 2021 | 5 min read
In mice, epigenetic marks made on histones during infancy influence depression-like behavior during adulthood. A drug that reverses the genomic tags appears to undo the damage.
illustration of neurons in blue with synapses lighting up
Gut Molecule Linked to Decreased Myelination in Mouse Brains
Angie Voyles Askham, Spectrum | Feb 17, 2022 | 4 min read
A study shows that a molecule produced by intestinal microbes can enter the brain and that its presence is also associated with altered brain connectivity.
Artist’s rendering of brain fog: a bright blue drawing of a brain sits inside of a pink drawing of a head in profile surrounded by miscellaneous shapes
Brain Fog Caused by Long COVID and Chemo Appear Similar
Dan Robitzski | Jan 28, 2022 | 6 min read
Data from mouse models for mild coronavirus infections and human tissue samples offer further evidence that it doesn’t take a severe infection—or even infection of brain cells at all—to cause long-term neurological symptoms.
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Gut Bugs May Help Centenarians Reach Their 100th Birthdays
Roni Dengler, PhD | Aug 30, 2021 | 3 min read
Centenarians have distinct microbiomes with species that produce unique bile acids, which may help thwart illness.
a close-up photo of C. elegans worms
Eyeless C. elegans Perceives Colors: Study
Shawna Williams | Mar 4, 2021 | 4 min read
The roundworm uses cues from visible light to help avoid eating toxic bacteria with a distinguishing hue.
Week in Review: April 28–May 2
Tracy Vence | May 2, 2014 | 3 min read
Male scientists stress mice out; using SCNT to reprogram adult cells; acetate can reach mouse brain, reduce appetite; WHO sounds “post-antibiotic era” alarm
A silver tree showing roots and branches in a circle on a blue background.
Onward and Upward!
Kristie Nybo, PhD | Sep 8, 2023 | 9 min read
At The Scientist, we are strengthening our roots while reaching for the sky.
How Microbes May Influence Our Behavior
Amy Lewis | Sep 1, 2017 | 4 min read
Researchers are piecing together the links between the gut microbiome and mental health.
Week in Review: March 17–21
Tracy Vence | Mar 20, 2014 | 3 min read
Protein appears to protect stressed neurons; vitamin A’s lifelong effects on immunity; stem cells influenced by substrates; supercharged photosynthesis through nanotechnology

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