microbiome

New antibiotic found in bacteria inside a worm inside an insect egg

Enlarge BSIP/Universal Images Group The last antibiotics generated against Gram-negative bacteria—which tend to be the more dangerous type—were developed in the 1960s. Thanks to the rise of antibiotic resistance, we need more. But rather than going through the trouble of trying to make our own, scientists have looked to other species that might need to …

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Are you a mouse who can’t let go of fear? Your microbiome might be the problem

Enlarge / A mouse. Berit Watkin / Flickr The gut-brain axis is officially a thing. Evidence is accumulating that the gut microbiome, and perturbations in it, can affect behavior—at least in mice. New work is starting to unravel how. Extinguishing fears Normally, animals can adapt to changes in their environments with corresponding changes in their …

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Man kept getting drunk without drinking. Docs found brewer’s yeast in his guts

Enlarge / Pints of frothy beer sit on a bar at the Oktoberfest in Munich, Germany, on Thursday, Sept. 26, 2019. Getty | Bloomberg After years of inexplicably getting drunk without drinking alcohol, having mood swings and bouts of aggression, landing a DWI charge on the way to work one morning, and suffering a head …

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Transplanting poop can be beneficial—swapping vaginal fluids may be even better

Enlarge / Arum lily / Calla lily Getty | Flowerphotos In the afterglow of successful fecal transplants, researchers are now sniffing around vaginal fluids for the next possible bodily product to improve health—and they’re roused by the possibilities. Vaginal fluid transplants could “revolutionize the way we view and treat conditions affecting the female reproductive tract,” …

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