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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.
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Bacterial infection may alter developing gut
C. difficile bacteria caused lasting changes to cells in the intestines of newborn mice.
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Experimental male contraceptive blocks sperm movement
Researchers developed a compound that temporarily interferes with sperm motility in rhesus macaques. The study might point the way toward a reversible male contraceptive.
Gene therapy reduces need for transfusions in severe blood disorder
Gene therapy reduced or eliminated the need for blood transfusions in patients with a severe blood disorder called beta-thalassemia.
Sleep deprivation increases Alzheimer's protein
In a small study, losing just one night of sleep led to an increase in beta-amyloid, a protein in the brain associated with Alzheimer's disease.
Epstein-Barr virus and autoimmune diseases
Researchers found a mechanism that may explain why the Epstein-Barr virus is associated with certain autoimmune illnesses such as lupus.
Study reveals subtypes of lymphoma
Researchers identified genetic subtypes of diffuse large B-cell lymphoma, the most common type of lymphoma, and showed that these subtypes can be used to predict treatment response.
Lingering feelings over daily stresses may impact long-term health
Researchers found that people who continued to have negative feelings about a stressful event the day after were more likely to have health issues ten years later.
Disrupting normal hormone cycle spurs fat cells
In mice, interfering with the natural cycle of a certain hormone spurs development of fat cells. The finding may help explain how stress and conditions that affect hormone levels can cause obesity.