Gut microbiome in biliary atresia
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Authors
Jain, Vandana
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Issue Date
2026
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Article
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Abstract
Biliary atresia (BA) is a progressive cholangiopathy of infancy and the leading cause of pediatric liver transplantation. Despite surgical intervention with the Kasai portoenterostomy, long-term outcomes remain poor, with many patients progressing to cirrhosis. Emerging evidence implicates the gut microbiota-a dynamic ecosystem crucial to immune development and liver homeostasis-in BA pathogenesis and clinical progression. This review synthesizes current literature on gut microbiota composition in BA before and after the Kasai procedure, highlighting consistent patterns of dysbiosis, including pathobiont expansion and depletion of beneficial microbes such as
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World Journal of Pediatric Surgery
Volume
9
Issue
1