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.
People living together shared more oral and gut strains than unrelated people, with romantic partners showing especially high sharing of mouth microbes.
The microbial changes associated with FMT are accompanied by increases in bile acids and reductions in inflammatory signals, which may help explain the antidepressant effect
Gut microbes help shape early gut immunity by controlling access to dietary vitamin A, which helps T cells mature and settle in the gut.
Reducing TIP60 in the liver of obese mice reduced intestinal fat absorption. It also lowered uric acid, increased the levels of L. johnsonii, improved blood sugar levels, and reduced liver…
Microbiota-targeted approaches that boost specific SCFAs could help prevent harmful Candida overgrowth in vulnerable people.
Targeting TLR5 could offer a new way to treat or prevent IPF by correcting harmful lung microbiota changes after injury.
Tumor microbiotas appear mainly in cancers of the mouth and digestive tract.
Diabetes prevention needs to account for diet-microbiota interactions, because some gut microbes appear to predict diabetes risk differently depending on fiber intake.
Monitoring or reshaping the gut microbiota after adenoma removal could become part of future strategies to reduce colorectal cancer risk.
Repeated head impacts, even if minor, can have biological effects.
