A recent Yale study has identified a connection between the gut microbiome and the development of liver disease in cystic fibrosis patients.
About 30% of patients with cystic fibrosis report liver abnormalities and 10% of these patients go on to experience severe liver disease. Traditionally, cystic fibrosis-related liver disease was thought to be caused primarily by defective bile secretion due to the dysfunctional CFTR protein, which limited treatment options.
Roughly 100 trillion microorganisms form the human gut microbiome, aiding in digestion, immunity, metabolism, and other bodily processes. Researchers have previously found that disturbances to this microbiome contribute to the development of many diseases.
This study, led by Romina Fiorotto, PhD, and Mario Strazzabosco, MD, PhD, analyzed the gut and liver in preclinical cystic fibrosis models. Significantly, these models showed harmful gut microbiota, increased intestinal permeability, and inflammation. The researchers found that these intestinal changes were pivotal for developing cystic fibrosis-related liver disease. Notably, the study demonstrated that restoring intestinal CFTR function or using antibiotics to correct imbalances in microorganisms can help reduce liver inflammation.
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Direttore Cattedra Chirurgia Plastica Università degli Studi di Padova
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