Health

One in four has alarmingly few intestinal bacteria

All people have trillions of bacteria living in their intestines. If you place them on a scale, they weigh around 1.5 kg. Previously, a major part of these 'blind passengers' were unknown, as they are difficult or impossible ...

Immunology

Immune cells drive gallstone formation

Sticky meshworks of DNA and proteins extruded by white blood cells called neutrophils act as the glue that binds together calcium and cholesterol crystals during gallstone formation, researchers in Germany report August 15 ...

Inflammatory disorders

Small intestine contributes to chronic inflammation in obesity

Obesity is caused by numerous and complex factors, some of which are as yet unsuspected. Scientists from the CNRS, INSERM, UPMC and Université Paris Descartes, working with research clinicians from Paris Public Hospitals ...

Medical research

'Promiscuous parasites' hijack host immune cells

Toxoplasma gondii parasites can invade your bloodstream, break into your brain and prompt behavioral changes from recklessness to neuroticism. These highly contagious protozoa infect more than half the world's population, ...

Medical research

A cultural revolution in the study of the gut microbiome

It's estimated that as many as 1,000,000 Americans suffer from inflammatory bowel diseases (IBD), such as ulcerative colitis and Crohn's disease, which cause mild to severe symptoms that at best can be managed and at worst ...

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