Genetics

Neurodegeneration can be studied long before symptoms arise

Many changes take place in the brain long before symptoms appear. This has been shown in mice in two studies of prion diseases in which the brain gradually deteriorates. The results suggest that changes can be studied extremely ...

Genetics

Newly discovered protein connected to Alzheimer's disease risk

A mutation in a newly discovered small protein is connected to a significant increase in the risk for Alzheimer's disease, expanding the known gene targets for the disease and presenting a new potential avenue for treatment, ...

Medical research

New antiviral therapy may block COVID-19 transmission

By the time you test positive for COVID-19, the SARS-CoV-2 virus has already taken up residence in your respiratory system. With each breath, you expel invisible viral particles into the air—a process known as viral shedding. ...

Medical research

Getting to the heart of heart muscle function

Every heart muscle cell, or cardiomyocyte, is studded with tiny, intricate structures called dyads. The dyads are like orchestra conductors: They coordinate incoming electrical signals with release of calcium in the muscle, ...

Medical research

The benefits of exercise in a pill? Science is closer to that goal

Researchers at Baylor College of Medicine, Stanford School of Medicine and collaborating institutions report today in the journal Nature that they have identified a molecule in the blood that is produced during exercise and ...

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