Advancing the science of smell—with a hint of musk

Researchers have identified key molecular mechanisms at work when people smell musks, a highly valued group of fixatives used in many perfumes and colognes. The discovery may have implications for a wide range of effects ...

Intestinal cells stave off bacteria by purging

Though purging is not prescribed as often as it was centuries ago, intestinal cells known as enterocytes frequently resort to this age-old remedy. Researchers from the Immune Response and Development in Insects (CNRS), Molecular ...

Molecular docking site of a bacterial toxin identified

Clostridium difficile is a dangerous intestinal bacterium that can cause severe diarrhoea and life-threatening intestinal infections after long-term treatment with antibiotics. The pharmacologists and toxicologists Prof. ...

Cells move as concentration shifts

What do wound healing, cancer metastasis, and bacteria colonies have in common? They all involve the collective displacement of biological cells. New research sheds some new light on the physical mechanisms provoking the ...

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