Medical research

Scientists identify a genetic basis for healthy sleep

From organisms as simple as worms to those as complex as humans, sleep is a fundamental necessity. But although an estimated 50 to 70 million people in the United States suffer from a chronic sleep disorder, the genetic mechanisms ...

Medical research

Researchers uncover mechanism blocking retina regeneration

A discovery opens the possibility of one day restoring loss of vision by activating the retina's ability to regenerate. Researchers at Baylor College of Medicine, the Cardiovascular Research Institute and the Texas Heart ...

Genetics

What impact does epigenetics have on our psychology?

In the battle of nature versus nurture, nurture has a new recruit: epigenetics—brought in from molecular biology to give scientific heft to the argument that genes are not destiny. The overwhelming evidence for genetic ...

Medical research

Blocking toxic-protein production in ALS

Patients with ALS frequently have a string of repeated DNA code in the cells of their brain, carrying hundreds to thousands of copies within the gene C9orf72. New research looks at what triggers these repeated sequences to ...

Oncology & Cancer

Putting black skin cancer to sleep—for good

An international research team has succeeded in stopping the growth of malignant melanoma by reactivating a protective mechanism that prevents tumor cells from dividing. The team used chemical agents to block the enzymes ...

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