Scavengers "protect" HDL

High-density lipoprotein (HDL) is widely thought to protect against the development of atherosclerosis, yet drugs that raise levels of HDL cholesterol (HDL-C) have failed to reduce the risk of heart disease.

Scientists break down tuberculosis structure

Scientists from the University of British Columbia have taken a crucial step towards starving out tuberculosis, following research into how the infection grows in the body.

How scientists analyze cell membranes

Exchange of material and information at the level of individual cells requires transport and signaling at the level of the plasma membrane enclosing the cell. Studying mechanisms at such tiny dimensions presents researchers ...

Key tethering protein found to transport cellular cholesterol

Despite its less-than-stellar reputation in the news, cholesterol is an essential molecule for living things. It serves as the building block for hormones and gives shape to the membranes that enclose cells and their internal ...

Graphene material strengthens nerve signaling in the brain

Less than 20 years after it was developed, a thin, resilient sheet of carbon atoms with remarkable properties known as graphene is transforming biomedical fields as far flung as tissue engineering, neuroprosthetics and drug ...

A spring-loaded sensor for cholesterol in cells

Although too much cholesterol is bad for your health, some cholesterol is essential. Most of the cholesterol that the human body needs is manufactured in its own cells in a synthesis process consisting of more than 20 steps. ...

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