Researchers zero-in on cholesterol's role in cells

Scientists have long puzzled over cholesterol. It's biologically necessary; it's observably harmful - and nobody knows what it's doing where it's most abundant in cells: in the cell membrane.

Researchers discover surprising process behind sense of touch

Biologists on the Florida campus of The Scripps Research Institute (TSRI) have discovered a new mechanism that likely underlies how we feel force or touch. Their study suggests that "rafts" of fatty lipids on the cell surface ...

Why do antidepressants take so long to work?

An episode of major depression can be crippling, impairing the ability to sleep, work, or eat. In severe cases, the mood disorder can lead to suicide. But the drugs available to treat depression, which can affect one in six ...

Role of amyloids in type II diabetes

A collaboration between Los Alamos, Yale University, and Worcester Polytechnic Institute published research in the journal Langmuir that sheds light on pathological properties of amyloids identified in type II diabetes. Amyloids ...

New structure identified in membrane of disease-causing bacteria

Mycobacteria cause a number of dangerous, difficult-to-treat diseases including leprosy and tuberculosis, and progress has been slow in eradicating them. But new strategies for combating these bacteria may eventually emerge ...

New insights into how antiarrhythmic drugs work

If you suffer from atrial fibrillation (AF)—a condition where disorganized electrical signals cause the heart's upper chambers to contract quickly and irregularly—your doctor may prescribe an antiarrhythmic drug. While ...

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