Related topics: bacteria

Cell-killing proteins suppress listeria without killing cells

New North Carolina State University research shows that key proteins known for their ability to prevent viral infections by inducing cell death can also block certain bacterial infections without triggering the death of the ...

Bile acid-triggered bacterial adaptation characterized

When bacteria enter the digestive tracts of their hosts, including humans, they encounter a highly acidic environment. Bacteria have evolved elegant mechanisms to survive and colonize this habitat, such as highly resistant ...

Micromotors deliver oral vaccines

Vaccines have saved millions of lives, but nobody likes getting a shot. That's why scientists are trying to develop oral vaccines for infectious diseases. But to be effective, the vaccine must survive digestion and reach ...

Novel enzyme discovered in intestinal bacteria

The human intestinal system contains a complex community of microorganisms, the intestinal microbiome, which metabolizes food components that have not readily been digested. However, there are also microbial degradation processes ...

Fiber composition in rice coproducts revealed in new study

Rice coproducts in pig diets add fat and fiber, but too much fiber can decrease energy absorption and digestibility. A recent study from the University of Illinois characterizes the chemical composition of fiber in rice and ...

Dietary nanoparticulates impact gut microbiome

The intestinal microbiome is not only key for food processing, but an accepted codeterminant for various diseases. Researchers led by the University Medical Center of Johannes Gutenberg University Mainz (JGU) identified effects ...

Researchers locate the body's largest cell receptor

A giant toadstool that swallows up vitamins and nutrients in the intestines and kidneys: This is how one receptor that absorbs B12 vitamins in the small intestine looks. For the first time, researchers from Aarhus University, ...

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