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tag dna evidence evolution immunology

Different colored cartoon viruses entering holes in a cartoon of a human brain.
A Journey Into the Brain
Danielle Gerhard, PhD | Mar 22, 2024 | 10+ min read
With the help of directed evolution, scientists inch closer to developing viral vectors that can cross the human blood-brain barrier to deliver gene therapy.
A bat flying in a dark cave
Turning on the Bat Signal
Hannah Thomasy, PhD | Mar 15, 2024 | 10+ min read
Scientists around the world investigate how bat immune systems cope with viral attacks and how this information could be used to keep humans safe.
illustration of neurons in blue and microglia in orange
Ancient Viral DNA Helps Mouse Brains Fight Infection
Natalia Mesa, PhD | Oct 24, 2022 | 3 min read
Mammals that give birth to live young may have evolved to make use of the remnants of viruses in their genomes to ward off pathogens, a study suggests. 
One Protein to Rule Them All
Shelby Bradford, PhD | Feb 28, 2024 | 10+ min read
p53 is possibly the most important protein for maintaining cellular function. Losing it is synonymous with cancer.
A brown and gray Daubenton’s bat in midair, flying in the general direction of the camera with wings outstretched and mouth open.
Duplicated Gene Helps Bats Survive “Arms Race” With Viruses
Dan Robitzski | Nov 23, 2022 | 5 min read
Bats are known for staying healthy even while harboring viral infections. Now, research sheds light on how their unusual immune system evolved.
Artist&rsquo;s rendition of multiple <em>Neisseria gonorrhoeae</em>, the bacteria that causes gonorrhea, depicted as two spheres stuck together, each covered in tendrils.
Gonorrhea-Blocking Mutation Also Protects Against Alzheimer’s: Study
Holly Barker, PhD | Aug 5, 2022 | 4 min read
Research traces the evolution of a gene variant that reduces the risk of Alzheimer’s disease, finding that it originally evolved in response to infectious bacteria.
Evolution of immune receptors
Tudor Toma | Nov 5, 2002 | 1 min read
New cDNA cloning strategy identifies protochordate genes containing immunoglobulin-like variable regions.
a trio of infant mice, two brown mice on the ends and one white mouse in the middle
Mice Pass Epigenetic Tweaks to Pups
Katherine Irving | Feb 17, 2023 | 5 min read
An engineered methylation pattern persisted for four generations of mice, demonstrating transgenerational epigenetic inheritance can occur in mammals.
Histology of mouse lungs using purple and green staining on a white background. Left: a healthy lung. Right: a fibrotic lung.<br><br>
Immunotherapy Treats Fibrosis in Mice
Alejandra Manjarrez, PhD | Sep 15, 2022 | 4 min read
Researchers report that vaccination against proteins found on profibrotic cells reduced liver and lung fibrosis in laboratory rodents.
illustration of a mitochondrian inside a cell
Could Dad’s Mitochondrial DNA Benefit Hybrids?
Alejandra Manjarrez, PhD | Jan 20, 2022 | 7 min read
Studies have found that organisms can inherit mitochondria from male parents in rare instances, and both theoretical and experimental work hint that this biparental inheritance is more than just a fluke.

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