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Close-up of a woman's abdomen with a hand-drawn illustration of the digestive system, highlighting gut bacteria in various colors, symbolizing gut microbiome health.
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Sugar-Consuming Healthy Gut Bacteria Analyzed for First Time

A microbe found in the lower part of the gut that is associated with good health has been comprehensively analyzed and found to have a focused diet breaking down sugars locked away in mucus.
A pair of antibodies, with different domains shown in different colors.
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Antibody Treatment Protects Monkeys Against Severe Bird Flu

A prophylactic antibody-based immune therapy has been shown to protect monkeys against severe bird flu caused by H1N1.
A SARS-CoV-2 virion, with different spike proteins on its surface visible.
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Reverse Scanning Offers Faster Approach for Identifying New Virus Variants

A new reverse mutational scanning approach can detect viral mutations responsible for immune evasion in new virus variants.
A cheeseburger and fries on a wooden board.
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Ultra-Processed Diets May Accelerate Biological Aging in Adolescence

Diets characterized by higher consumption of ultra-processed foods have been associated with faster biological aging, even in adolescence.
A drug capsule.
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Antibiotic Resistance Can Develop Before Drugs Hit the Market

Scientists in Hungary found that antibiotic resistance can emerge before new drugs are even in clinical use. The study highlights pre-existing bacterial mutations that render new treatments ineffective.
A mosquito on human skin.
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Zika Virus Alters Skin Chemistry to Enhance Mosquito Attraction

A study from the Liverpool School of Tropical Medicine reveals that Zika virus alters human skin chemistry, increasing volatile organic compounds that attract mosquitoes. This boosts virus transmission.
3D computer-generated image of Mycobacterium tuberculosis bacteria.
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Three Safe, Effective Ways To Treat Drug-Resistant Tuberculosis Identified

An international trial identified three new, all-oral drug regimens for drug-resistant tuberculosis, improving treatment success rates to 85-90%. These regimens shorten treatment duration and eliminate toxic injections.
New visualisation of the Covid-19 virus.
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Surveillance Model Detects Fast-Spreading SARS-CoV-2 Variants of Concern

Researchers developed a model that detects SARS-CoV-2 mutations linked to increased transmission, identifying high-risk variants before widespread outbreaks. The study highlights mutations in the spike protein and other viral regions.
Four healthy sea urchin species on Reunion Island.
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Caribbean and Indian Oceans Face Deadly Sea Urchin Plague

A scuticociliate parasite is causing mass die-offs of sea urchins across the Caribbean, Red Sea and Indian Ocean, leading to algal overgrowth on coral reefs. Scientists warn this could trigger ecosystem collapse.
Colorful COVID-19 viruses
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White Blood Cell Count May Predict COVID-19 Severity

A new study based on Women’s Health Initiative data suggests that a readily available and inexpensive clinical marker of inflammation could be key in predicting debilitating COVID outcomes in postmenopausal women.
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