Giorgia Guglielmi

Giorgia Guglielmi is a freelance science writer based in Basel, Switzerland. Specializing in life sciences, medicine, and the relationship between science and society, she has published numerous articles in outlets including Nature, Science, and Scientific American. She holds a PhD in biology from the European Molecular Biology Laboratory and a Master’s in Science Writing from the Massachusetts Institute of Technology. She has received recognition for her work, including the John Kendrew Award in 2020 and an ERC-funded FRONTIERS Media Fellowship in 2025. She has also led lectures and workshops on science communication at institutions such as Harvard University and the University of Zurich.

A bacterial metabolite increases the risk of colon cancer in mice

A metabolite produced by the gut microbiota increases the risk of colon cancer in mice prone to the disease, a new study has found.

Microbial metabolite could make anti-diabetic drug less effective

Gut microbiota could make the anti-diabetic drug metformin less effective, researchers from the University of Gothenburg have found.

Skin bacteria can help wounds to heal

Researchers have found that skin microbiota plays a key role in wound-healing processes.

Alterations of the gut microbiota are associated with liver cancer progression

Researchers have found that the development of liver cancer can be associated with alterations of the gut microbiota.

“Good” gut microbes protect mice against Alzheimer’s disease

A study published in Science Advances suggests that optimizing the gut microbiota can inhibit the development of Alzheimer’s disease.

Age and genetics can influence the microbiota in women’s urinary tract

Researchers have identified the factors that influence the composition of the urinary microbiota in older women.

Breast milk transfers “good” bacteria to infants

A new study evaluates the association of multiple breast milk feeding practices with infant gut microbiota composition during a baby’s first year.

Gut microbes could help to diagnose chronic liver disease

A new study, published in Cell Metabolism, identified a microbial signature that is able to diagnose cirrhosis in people.

How gut microbes could contribute to type 2 diabetes

Researchers have found that alterations in the gut microbiota composition in prediabetic people could contribute to type 2 diabetes.

How gut-brain connections control intestinal function

A study published in Nature could help to determine how intestinal motility is regulated and understand systemic disorders related to the gut-brain axis.

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