An official website of the United States government
News
How boosters produce broad protection against COVID-19
A booster shot targeting the Omicron variant of SARS-CoV-2 produced a broader immune response than one targeting variants more similar to the original...
News
Aging melanocyte stem cells and gray hair
The stem cells responsible for hair color switch between stem cell and maturing states, but with age can get stuck and become unable to perform either...
News
New insights into the brain's motor cortex
A brain region long known to control specific muscle movements also has a more complex role related to planning and coordinating movements.
More Stories
February 6, 2018 Edition
Early childhood program linked to higher education levels
Adults who participated in an extensive early childhood education program for children from low-income families attained higher educational levels than those who’d received other interventions.
Physical clot removal can help more people after stroke
A brain imaging study identified people who can benefit from a clot-removing procedure for up to 16 hours after a stroke occurs, significantly expanding the treatment window.
High-salt diet affects the brains of mice
A high-salt diet caused changes in the guts of mice that led to reduced blood flow in the brain and impaired cognition.
January 30, 2018 Edition
Blood test detects several cancer types
Researchers developed a blood test that can detect signs of eight common solid tumors. With further development, the test could allow for earlier cancer detection.
Altered lung structure may increase COPD risk
A study found a link between variations in the structure of the lung’s airways and the risk of developing chronic obstructive pulmonary disorder, or COPD.
Biodegradable, implantable pressure sensors
Researchers engineered a biodegradable pressure sensor from materials used in FDA-approved medical implants and successfully implanted it into mice.
January 23, 2018 Edition
Stem cell transplant helps people with severe scleroderma
A study of people with severe scleroderma found that a new approach using stem cell transplants provides a better outcome than an immune-suppressing drug.
Does infant formula affect development of type 1 diabetes?
Results from a new study suggest no change in current guidelines for formula feeding in infants who are at risk for type 1 diabetes.
Monitoring bacteria in the body with ultrasound
Researchers engineered genes that allowed them to detect bacteria in the bodies of mice. The technique could allow tracking of bacteria used in treatments for gut infections and cancer.
January 9, 2018 Edition
Factors contributing to higher incidence of diabetes for black Americans
A study found that biological risk factors—including weight and fat around the abdomen—are primarily responsible for the elevated rate of diabetes for black Americans.
Air pollution linked to risk of premature death
A comprehensive analysis found that even short-term exposures to air pollution may have an impact on the health of older adults.
Technique treats hereditary deafness in mice
Researchers developed a genome editing strategy to treat hearing loss in a mouse model of hereditary deafness.