Black bear gut biome surprisingly simple, scientists say

In recent decades, researchers have found that most mammals' guts are surprisingly complex environments—home to a variety of microbial ecosystems that can profoundly affect an animal's well-being. Scientists have now learned ...

Population dynamics and the rise of empires in Inner Asia

In a new study published in Cell, researchers explored the genetic, sociopolitical and cultural changes surrounding the formation of the eastern Eurasian Steppe's historic empires. The study analyzed genome-wide data for ...

Each human gut has a viral 'fingerprint'

Each person's gut virus composition is as unique as a fingerprint, according to the first study to assemble a comprehensive database of viral populations in the human digestive system.

How viruses and bacteria balance each other in the gut microbiome

The adage 'all things in moderation' applies not to just to food and drink, but also to the legions of bacteria inside our guts helping us digest that food and drink. It turns out the rule may also extend to the lesser understood ...

Microbiome confers resistance to cholera

Cholera can kill within hours if left untreated, and it sickens as many as 4 million people a year. In a new article in the journal Cell, researchers describe how gut bacteria helps people resist the disease.

Dynamics of gut bacteria follow ecological laws

The seemingly chaotic bacterial soup of the gut microbiome is more organized than it first appears and follows some of the same ecological laws that apply to birds, fish, tropical rainforests, and even complex economic and ...

Healthy gut microbiomes can influence farmed fish

We've all probably heard or read something about how a healthy gut microbiome can affect our overall health. The gut microbiome is as vital to animals and fish as it is to us humans.

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