Why surface materials matter in health care settings

Health care facilities serve as havens for patients seeking treatment for disease and injury. However, they can also be home to a hidden world of microbes, lurking in places and devices that lead to life-threatening infections.

Salt, microbes, acid and heat in food preservation

In an era of grocery stores and home refrigerators, it is easy to lose sight of the fact that, for most of history, people have been bound by the seasonality of food. This reality has long presented humanity with a conundrum: ...

Investigators examine shifts in coral microbiome under hypoxia

A new study published in Applied and Environmental Microbiology provides the first characterization of the coral microbiome under hypoxia, insufficient oxygen in the water. The research is an initial step toward identifying ...

What stinks? The role of hydrogen sulfide in the gut

Whoever smelt it dealt it … especially if what's been dealt smells like rotten eggs. The culprit behind that eggy stink is hydrogen sulfide (H2S), a colorless, pungent gas produced by both mammalian and bacterial cells ...

How bacteria support wound healing

Although they were not recognized as agents of disease until the late 19th century, the detrimental effects of bacterial infections have been known to humans for thousands of years. Some have even become mythical—for example, ...

Shaping positive STEM identity for student success

Data show that students who have a strong science, technology, engineering and mathematics (STEM) identity are more likely to take STEM courses and persist to the academic finish line––graduation. Positive STEM identity ...

Bacterial biosensors: The future of analyte detection

Scientists can do some nifty things with microbes, including engineering bacterial cells to sense and signal the presence of specific compounds. These microbial whole-cell biosensors have numerous purposes, from detecting ...

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