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tag mice microbiology disease medicine immunology

T regulatory cell in red sandwiching an antigen presenting cell in blue
Gut Bacteria Help T Cells Heal Muscle: Study
Natalia Mesa, PhD | Mar 14, 2023 | 4 min read
Regulatory T cells in the colon travel to muscles to promote wound healing in mice, raising questions about how antibiotics may impact injury recovery.
Illustration of HIV virus
Viral Protein Behind Chronic Inflammation in People with HIV: Study
Natalia Mesa, PhD | Dec 12, 2022 | 3 min read
The HIV protein Nef can cause long-term genetic changes that lead to hyperreactive immune cells, according to research in human cells and mice. 
Orange colony of bacteria on red medium
Skin Bacteria May Trigger Lupus: Mouse Study
Natalia Mesa, PhD | Oct 28, 2022 | 3 min read
Staphylococcus aureus appears to be the culprit.
A person lying on a bed checks the reading on a digital thermometer. A table with a bowl of oranges and various medications is in the background.
How Mild Is Omicron Really?
Dan Robitzski | Jan 14, 2022 | 9 min read
Early reports that Omicron causes less-severe disease than Delta seem to be borne out, but it’s not yet clear to what extent that’s due to the variant itself versus the populations it’s infecting.
A needle drawing up fluid from an unlabeled vial.
Cancer Vaccination as a Promising New Treatment Against Tumors
Shelby Bradford, PhD | Mar 15, 2024 | 10+ min read
Vaccination has beaten back infections for more than a century. Now, it may be the next big step in battling cancer.
a white mouse sits on a blue exercise wheel, looking out onto the shavings below
Mice With a Healthy Gut Microbiome Are More Motivated to Exercise
Katherine Irving | Dec 16, 2022 | 4 min read
A neural pathway between the gut and the brain led to the release of dopamine when the mice ran on a wheel or treadmill, but only in the presence of a robust microbiome. 
bacteria and DNA molecules on a purple background.
Engineering the Microbiome: CRISPR Leads the Way
Mariella Bodemeier Loayza Careaga, PhD | Mar 15, 2024 | 10+ min read
Scientists have genetically modified isolated microbes for decades. Now, using CRISPR, they intend to target entire microbiomes.
Group of cells stained in either blue or green in a black background.
Diabetes Marker Linked to COVID-19 Severity in Mice
Alejandra Manjarrez, PhD | May 16, 2022 | 3 min read
A sugar that’s less abundant in the blood of people with diabetes binds to SARS-CoV-2’s spike protein and disrupts the virus’s ability to fuse with cells.  
Illustration of bacteriophages infecting a bacterium
Phages Treat Gut Inflammation in Mice
Andy Carstens | Aug 4, 2022 | 5 min read
Mixtures of viruses that attack inflammatory bowel disease–causing bacteria in mice also survive the digestive tract and are well-tolerated in humans, a study finds.
Image of <em >Candida albicans</em> fungus.
A Fungus Plays Tug-of-war for Metal Ions
Laura Tran, PhD | Sep 14, 2023 | 3 min read
In the fight between hosts and fungal pathogens, scientists discovered how withholding manganese can cripple Candida albicans.

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