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The importance of microbial diversity in gut health and disease

The gut microbiota contains a vast number of microorganisms from all three domains of life, including bacteria, archaea and fungi, as well as viruses....

Fossilized human feces from 14th century contain antibiotic resistance genes

A team of French investigators has discovered viruses containing genes for antibiotic resistance in a fossilized fecal sample from 14th century Belgium, long before...

Not all probiotics same in protecting premies from common, deadly illness

Treating premature infants with probiotics, the dietary supplements containing live bacteria that many adults take to help maintain their natural intestinal balance, may be...

Biologists ID how beneficial bacteria reside, thrive in the gut

The human body is full of tiny microorganisms—hundreds to thousands of species of bacteria collectively called the microbiome, which are believed to contribute to a...

Potential new way to treat anxiety

Chemically modified inhibitors of the COX-2 enzyme relieve anxiety behaviors in mice by activating natural "endocannabinoids" without gastrointestinal side effects, Vanderbilt University scientists will...

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