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.

Gut microbes turn low-protein diets into fat-burning beige fat, mice study shows

The findings suggest that targeting specific gut microbes or their metabolites could boost fat-burning and metabolism in response to specific diets.

Gut bacteria cause memory loss in mice, but restoring gut-brain signals reverses it

Targeting gut bacteria, their metabolites, or gut-to-brain signaling could offer new strategies to prevent or treat age-related memory decline. 

Gut bacterium triggers immune cells to kill colorectal tumors

Modulating the gut microbiota could be a new strategy to harness immune cells for treating colorectal cancer.

Microbiota differences might shape responses to viral infections

New study suggests that modifying the gut microbiota could shape baseline immune states to improve infection resistance and responses to vaccines and immunotherapies.

Dietary fiber helps probiotics settle in the gut

Diet shapes probiotic colonization, offering strategies to improve colonization, modulate the microbiota, and control harmful microbes.

Mathematical model reveals how gut microbes shift in disease

Monitoring shifts in microbial interaction networks could help to detect and track gut-related conditions.

Gut microbiota maturation may be linked to infection risk in preterm babies

Bacteria such as Enterococcus faecium and Limosilactobacillus reuteri are key in activating an immune receptor that boosts the activity of protective immune cells.

Success of microbiota transplants may depend on specific bacterial strains

Targeting specific bacterial strains, rather than overall gut diversity, can help develop effective microbiota therapies.

Single-cell analysis reveals how harmful bacteria may promote gum disease

In periodontitis, helpful gum bacteria become less active while harmful bacteria change their behavior to feed on available nutrients and worsen disease, suggesting new targeted treatment approaches.

Microbial particles may boost the effectiveness of immunotherapy in stomach cancer

Bacterial extracellular vesicles released by L. salivarius activate immune cells, boosting the effectiveness of immunotherapy in stomach cancer.

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