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Displaying 1188 of 2889 articles.

Inflammation trains the skin to heal faster

Scientists have found that stem cells in the skin remember an injury, helping them close recurring wounds faster. The discovery could advance research and treatment of psoriasis and other inflammatory diseases.

New smell test could aid early detection of Alzheimer’s and Parkinson’s

Problems with olfaction have been linked to a variety of health conditions. Scientists have developed new tests to detect smell loss more reliably.

Stress has dramatically different effects on male and female mouse brains

Scientists have found unexpected differences in how male and female mice respond to stress. Their findings are raising big questions about sex discrepancies in the brain and their impact on neuropsychiatric disease.

Rockefeller University biologist Michael W. Young honored with Nobel Prize for pioneering studies on circadian rhythm

Rockefeller University biologist Michael W. Young, who studies the biological clocks that regulate sleep, metabolism, and response to disease, is this year’s recipient of the Nobel Prize in Physiology or Medicine.

Simple strategy could lead to a “universal” flu vaccine

To keep up with evasive flu viruses, new vaccines must be developed each year. Scientists are devising a strategy to better prevent the disease without annual shots.

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In brief: Alternative CRISPR system is less specific, more robust

Scientists found that a system called CRISPR-Cas10 can target rapidly mutating viruses.

Gut bacteria that “talk” to human cells may lead to new treatments

Scientists developed a method to genetically engineer gut bacteria to produce molecules that have the potential to treat certain disorders by altering human metabolism.

How the brain recognizes familiar faces

Scientists have located two areas in the brain that help us recognize familiar faces. The discovery will help them delve deeper into the relationship between face recognition, memory, and social knowledge.

First mutant ants shed light on evolution of social behavior

Scientists disrupted a gene essential for sensing pheromones, resulting in severe deficiencies in the ants’ social behaviors and their ability to survive within a colony.

Hunger-controlling brain cells may offer path for new obesity drugs

Within the oldest part of the brain, scientists have found cells in charge of controlling appetite and eating. The discovery could revitalize efforts to develop drugs for obesity that make us less hungry.