Related topics: microbes

Social bees have kept their gut microbes for 80 million years

About 80 million years ago, a group of bees began exhibiting social behavior, which includes raising young together, sharing food resources and defending their colony. Today, their descendants—honey bees, stingless bees ...

Change in astronaut's gut bacteria attributed to spaceflight

Northwestern University researchers studying the gut bacteria of Scott and Mark Kelly, NASA astronauts and identical twin brothers, as part of a unique human study have found that changes to certain gut "bugs" occur in space.

Study shows how a dog's diet shapes its gut microbiome

Studies of the gut microbiome have gone to the dogs—and pets around the world could benefit as a result. In a paper published this week in mBio, researchers from Nestle Purina PetCare Company report that the ratio of proteins ...

Moth gut bacterium defends its host by making antibiotic

Nearly half of all insects are herbivores, but their diets do not consist of only plant material. It is not uncommon for potentially harmful microorganisms to slip in during a feast. In a study published on January 19 in ...

Evolution influenced by temporary microbes

Life on Earth often depends on symbiotic relationships between microbes and other forms of life. A new theory suggests that researchers should consider how symbiotic microbes can influence the evolution of life on Earth, ...

Do gut microbes shape our evolution?

Scientists increasingly realize the importance of gut and other microbes to our health and well-being, but one UC Berkeley biologist is asking whether these microbes—our microbiota—might also have played a role in shaping ...

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