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.

Newly identified microbiota-derived molecules could inhibit brain function

Researchers have identified new bacterial molecules that are able to travel to the brain and inhibit brain cell function.

Fewer antibiotics linked to reduced childhood asthma

A new study (The Lancet Respiratory Medicine) suggests that the decrease in the incidence of childhood asthma is a consequence of reduced antibiotic use.

Microbiota DNA in the blood could be used to diagnose cancer

Cancer-associated microbial signatures in the blood could help to detect the disease at its early stage, a study published in Nature has found.

Mouth microbiota composition could predict the outcome of stem cell transplants

A study published in PLOS Pathogens suggests that the oral microbiota could be used to predict the outcome of hematopoietic stem cell transplants.

Newly discovered microbiota-derived compound could drive heart disease

Researchers have identified a microbial metabolite linked to events such as heart attack and stroke. The findings could lead to new ways to diagnose, prevent, and treat heart disease.

Fecal microbiota transplant successfully treat patients with C. diff, UK’s largest survey finds

The largest study of fecal microbiota transplant in the UK shows that the procedure can successfully treat patients with C. diff infection.

The microbiota clock: how gut microbes and circadian rhythms influence health

Researchers at UCC Ireland reviewed current knowledge on the microbiota-gut-brain relationship. Their work is published in Cell Metabolism.

Vaping alters the mouth microbiota, increasing infection odds

Researchers have found that smoking e-cigarettes changes the community of microbes living in the mouth, making users prone to inflammation and infection.

Fasting may alleviate diabetes-related cognitive decline by altering the gut microbiota

A study in mice suggests that short-term intermittent fasting alters the gut microbiota, alleviating the cognitive deficits associated with diabetes.

Mother’s gut microbes may affect the risk of obesity and diabetes in offspring

A study published in Science suggests that a mother's gut microbes shape the metabolism of offspring, conferring resistance to obesity.

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