Space Station Leaves “Microbial Fingerprint” on Astronauts

A section of the Microbiome swab kit containing Microbiome samples from various physical surfaces is shown prior to being stowed for return to Earth. The Microbiome experiment studied the impact of space travel on both the human immune system and an individual’s microbiome (the collection of microbes that live in and on the human body at any given time). (Credits: NASA)

HOUSTON (NASA PR) — We all carry around our own microbiome, a world of microorganisms that live on our skin and in our bodies, playing important roles in maintaining health as we interact with the rest of the world. Everywhere we go, our microbiome interacts with the microbiomes of new environments and of the people we meet (see Microbiology 101: Where People Go, Microbes Follow).

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