Space travel can make the gut leaky

Bacteria, fungi, and viruses can enter our gut through the food we eat. Fortunately, the epithelial cells that line our intestines serve as a robust barrier to prevent these microorganisms from invading the rest of our bodies.

Gut microbes alter characteristics of norovirus infection

The highly contagious norovirus causes diarrhea and vomiting and is notorious for spreading rapidly through densely populated spaces, such as cruise ships, nursing homes, schools and day care centers. Each year, it is responsible ...

Variability in the molecules of life

How variable are gene transcripts and proteins, the molecules of life, across the tissues and organs of the human body? Furthermore, how variable are they within the same tissue type from different people? Understanding this ...

Genomic fluke close-up

Parasitic flukes have been a leading source of food-borne infections, sparking fear and wreaking havoc on human public health, and contributed to more than 3 billion in animal agricultural losses per year in the U.S. alone.

Horse nutrition: Prebiotics do more harm than good

Prebiotics are only able to help stabilise the intestinal flora of horses to a limited degree. Before they can reach the intestines, commercially available supplements partially break down in the animals' stomachs, which ...

Study reveals E. coli's secret weapon in launching infections

Most types of Escherichia coli are harmless, but the ones that aren't can cause severe life-threatening diarrhea. These problematic bacteria launch infections by inducing intestinal cells to form tiny structures, called pedestals, ...

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