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.

How microbial ‘social networks’ shape host health

Socially transmissible microbes may influence human health and play a hidden role in social evolution.

Some gut microbes may boost a child’s brain development

By examining the gut-brain-microbiota axis in typical neurodevelopment, the findings could pave the way for identifying biomarkers for cognition and brain development.

A diverse gut microbiota prevents infection by blocking nutrient access

The findings of a recent study shed light on why gut microbiota diversity protects against infection. The results may also inform the design of pathogen-resistant microbial communities.

Immune signaling can influence tumors growth through microbial regulation

The findings of a recent study suggest that the crosstalk between gut microbes and the host’s immune system can influence the body’s defenses during cancer therapy.

Gut microbe eases social difficulties associated with autism, small clinical trial shows

The findings of a recent study suggest that L. reuteri eases social difficulties in autistic children.

Gut microbes may promote the recovery of liver function in cancer patients

The findings of a recent study suggest that modulating the gut microbiota in people with liver cancer can improve their health outcomes after surgery.

How vaginal microbes are linked to pregnancy complications

The findings of a recent study suggest that in bacterial vaginosis, certain vaginal microbes disrupt the protective glycans on vaginal epithelial cells, altering processes that mediate cell turnover, death and…

Study reveals the trajectory of phages in the infant gut ecosystem

The findings of a recent study suggest that different factors, including maternal seeding and phage persistence in the gut, contribute to the colonization of the gut by phages.

Gut microbes influence cognitive performance in baby mice

The findings of a recent study show that specific gut microbes and their metabolites affect cognition and memory when transplanted into germ-free mice.

The cloudy link between gut microbes and obesity

Although a causative relationship between obesity and gut microbes remains unclear, microbiota-based treatments may help to combat obesity.

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