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In children, acute pancreatitis is linked with gut dysbiosis.
In a significant breakthrough, researchers have conducted a pioneering study shedding light on the association between pediatric acute pancreatitis (AP) and gut dysbiosis. Pediatric AP, which is known for its substantial morbidity, has long lacked comprehensive studies, particularly in understanding the factors leading to severe cases. Led by a team of pediatric gastroenterologists, the study involved the enrollment of 30 children under 21 years hospitalized at a tertiary center with their first attack of AP.
To establish a baseline, 34 healthy controls (HC) from the same region were also incorporated. The researchers utilized cutting-edge shotgun metagenomic sequencing to examine the microbial taxonomic and functional profiles present in the stool samples of the participants. Demographics were comparable between AP and HC.
Key findings:
Differential Microbial Diversity: The study revealed a marked difference in both alpha and beta diversity between children with AP and healthy controls. Alpha diversity decreased significantly (-0.68 ± 0.13, p-value < 0.001), indicating a shift in microbial composition. Beta-diversity also showed a substantial distinction (R2=0.13, p-value < 0.001).
Enriched Species in AP: Specific microbial species, including Ruminococcus gnavus (R.gnavus), Veillonella parvula (V.parvula), Enterococcus faecalis (E.faecalis), and Clostridium innocuum (C.innocuum), were found to be enriched in children suffering from AP.
Functional Pathway Enrichment: The researchers identified enriched MetaCyc pathways associated with amino acid metabolism and fatty acid beta-oxidation in the AP group, offering insights into the functional changes in the gut microbiome during pediatric AP.
AP Severity Correlation: Distinct beta-diversity (R2=0.06, p-value = 0.02) was witnessed between severe and mild AP cases. Enrichment in E.faecalis and C.citroniae was identified in severe AP, suggesting a potential correlation between specific microbial profiles and the severity of AP.
The study's findings underscore the occurrence of gut dysbiosis in pediatric AP and its association with the severity of the ailment. The researchers propose that a multicenter study validating these results could pave the way for interventional trials aimed at manipulating the gut microbiome to mitigate the severity of acute pancreatitis in children.
This groundbreaking research opens avenues for further exploration into targeted interventions that could revolutionize the management and treatment of pediatric acute pancreatitis. As scientists delve deeper into the intricate relationship between the gut microbiome and pediatric AP, the potential for transformative medical advancements looms large on the horizon.
Digestive and Liver Disease
Acute pancreatitis is associated with gut dysbiosis in children
Chinenye R Dike et al.
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