Medical research

New collagen patch speeds repair of damaged heart tissue in mice

You can't resurrect a dead cell anymore than you can breathe life into a brick, regardless of what you may have gleaned from zombie movies and Dr. Frankenstein. So when heart cells die from lack of blood flow during a heart ...

Neuroscience

Researchers uncover drain pipes in our brains

By scanning the brains of healthy volunteers, researchers at the National Institutes of Health saw the first, long-sought evidence that our brains may drain some waste out through lymphatic vessels, the body's sewer system. ...

Diabetes

New evidence of how exercise can counter diabetes damage

One way exercise can counter the damage of diabetes is by enabling activation of a natural system we have to grow new blood vessels when existing ones are ravaged by this disease, scientists report.

Cardiology

A sobering conclusion: Adult hearts contain no stem cells

A detailed cell-by-cell map of all dividing cells in the adult murine heart before and after myocardial infarction was created using advanced molecular and genetic technologies in a combined research effort led by Hans Clevers ...

Immunology

Scientists watch the brain's lining heal after a head injury

Following head injury, the protective lining that surrounds the brain may get a little help from its friends: immune cells that spring into action to assist with repairs. In a new study, scientists from the National Institutes ...

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