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September 29, 2026 Edition
News
Antiviral drug did not improve Long COVID symptoms
A clinical trial for Long COVID found that treating patients with a common antiviral drug for up to 25 days did not improve symptoms.
News
tRNA treatment may help restore cystic fibrosis proteins
Lipid nanoparticles delivering engineered transfer RNA restored functional proteins in cell and animal models of cystic fibrosis.
News
Bacterial infection may alter developing gut
C. difficile bacteria caused lasting changes to cells in the intestines of newborn mice.
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Research in Context
Designing proteins
Proteins perform many different functions in biology. Scientists have been working to custom design proteins that can perform unique functions beneficial to human health.
New biomarker tracks cognitive decline in Alzheimer’s disease
Scientists uncovered a new biomarker that may help predict cognitive decline in people with Alzheimer’s disease.
Sex-specific pain suppression by immune cells
A study in mice found that female hormones can prompt sex-specific suppression of a type of pain by certain immune cells.
AI may aid screening for opioid use disorder
An artificial intelligence (AI) screening tool identified patients at risk for opioid use disorder and helped reduce readmission to hospitals.
Peptide eye drops may help protect vision
Studies in animals and human retina-like tissue suggest that peptide eye drops could help preserve light-sensitive cells to slow vision loss.
Bacteria use antimicrobial agent to kill competition
Scientists found that a drug-resistant bacterial strain recently evolved to make an antimicrobial compound that kills off competitors.
Midlife eating patterns tied to health decades later
People who ate healthier diets in midlife were more likely to live into their 70s without major chronic disease.