Genetics

Toxic protein linked to muscular dystrophy and arhinia

Researchers at the National Institutes of Health and their colleagues have found that a toxic protein made by the body called DUX4 may be the cause of two very different rare genetic disorders. For patients who have facioscapulohumeral ...

Addiction

Cocaine addiction makes the brain age faster, suggests study

Scientists tend to view substance addiction as primarily a disease of the brain. When we enjoy sex, food, music, or hobbies, regions of our brain within the reward pathway are flooded with pleasure-inducing dopamine. Drugs ...

Medical research

Study suggests possible way to 'Smac' cancer

In animals, a process of programmed cell death called apoptosis ensures cells die when they should. An opposing force, governed by inhibitor of apoptosis proteins (IAPs), guards against excessive cell death. Together these ...

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