Fecal deoxycholic acid associates with diet, intestinal microbes, and total bilirubin in primary sclerosing cholangitis
Chan C, Lemos M, Finnegan P, Gagnon W, Dean R, Yazdanafar M, Zepeda J, Vohl M, Trauner M, Korzenik J, Barbier O, Marco M, Bowlus C. Fecal deoxycholic acid associates with diet, intestinal microbes, and total bilirubin in primary sclerosing cholangitis. JHEP Reports 2024, 6: 101188. DOI: 10.1016/j.jhepr.2024.101188.Peer-Reviewed Original ResearchPrimary sclerosing cholangitisMarkers of BA synthesisFecal deoxycholic acidInflammatory bowel diseaseCholestatic liver diseaseFarnesoid X receptorFarnesoid X receptor activationSclerosing cholangitisDisease progressionFecal bile acidsTotal bilirubinDuct primary sclerosing cholangitisBile acidsLiver diseaseMarker of clinical outcomeBA synthesisChronic cholestatic liver diseaseRRNA gene sequencesUrsodeoxycholic acid useDeoxycholic acidAbundance of BlautiaMarkers of disease progressionVariable disease progressionAssociated with total bilirubinSerum total bilirubinAnti-integrin αvβ6 autoantibodies are increased in PSC patients with concomitant IBD and correlate with liver disease severity
Bloemen H, Livanos A, Martins A, Dean R, Bravo A, Bourgonje A, Tankelevich M, Herb J, Cho J, Santos A, Rodrigues C, Petralia F, Colombel J, Bowlus C, Schiano T, Torres J, Levy C, Mehandru S. Anti-integrin αvβ6 autoantibodies are increased in PSC patients with concomitant IBD and correlate with liver disease severity. Clinical Gastroenterology And Hepatology 2024 PMID: 39490950, DOI: 10.1016/j.cgh.2024.10.005.Peer-Reviewed Original ResearchPrimary sclerosing cholangitis patientsPrimary sclerosing cholangitisLiver disease severityConcomitant inflammatory bowel diseaseInflammatory bowel diseaseHealthy controlsEnzyme-linked immunosorbent assayDisease severityAssociated with liver disease severityUlcerative colitisAssociated with markers of systemic inflammationMayo PSC risk scoreMarkers of systemic inflammationMarkers of liver disease severityLiver stiffness measurementMultivariate linear regression analysisAlkaline phosphatase levelsAssociated with markersInflammatory bowel disease subtypePSC patientsSclerosing cholangitisInflammation panelSystemic inflammationPSC-UCPSC-IBDPatient-focused drug development in primary sclerosing cholangitis: Insights on patient priorities and involvement in clinical trials
Li M, Pai R, Gomel R, Vyas M, Callif S, Hatchett J, Bowlus C, Lai J. Patient-focused drug development in primary sclerosing cholangitis: Insights on patient priorities and involvement in clinical trials. Hepatology Communications 2024, 8: e0433. PMID: 38727680, PMCID: PMC11093571, DOI: 10.1097/hc9.0000000000000433.Peer-Reviewed Original ResearchConceptsPrimary sclerosing cholangitisClinical trialsSclerosing cholangitisDrug trialsTrial participantsMultivariate logistic regressionAssociated with willingnessInflammatory bowel diseaseLong-term riskReferral of patientsDrug developmentTherapy trialsDisease progressionTrial interestBowel diseasePatient-focused drug developmentTreatment trialsPatientsBiopsy requirementsPruritusPatient interestPredictors of patients' willingnessLogistic regressionCholangitisPatients' willingnessAfrican American race does not confer an increased risk of clinical events in patients with primary sclerosing cholangitis.
Yazdanfar M, Zepeda J, Dean R, Wu J, Levy C, Goldberg D, Lammert C, Prenner S, Reddy K, Pratt D, Forman L, Assis D, Lytvyak E, Montano-Loza A, Gordon S, Carey E, Ahn J, Schlansky B, Korzenik J, Karagozian R, Hameed B, Chandna S, Yu L, Bowlus C. African American race does not confer an increased risk of clinical events in patients with primary sclerosing cholangitis. Hepatology Communications 2024, 8 PMID: 38285883, PMCID: PMC10830082, DOI: 10.1097/hc9.0000000000000366.Peer-Reviewed Original ResearchConceptsPrimary sclerosing cholangitisTransplant-free survivalInflammatory bowel diseaseHepatic decompensationNon-Hispanic whitesSclerosing cholangitisIncreased risk of clinical eventsNatural history of primary sclerosing cholangitisAssociated with transplant-free survivalHistory of primary sclerosing cholangitisAssociated with hepatic decompensationBowel diseaseProgression to hepatic decompensationRisk of clinical eventsDecompensation-free survivalMayo risk scoreAbnormal liver testsPerformance of prognostic modelsAfrican American raceRates of inflammatory bowel diseaseDeath/liver transplantationAA patientsLiver testsDiagnostic delayAA raceChapter 43 Primary sclerosing cholangitis and IgG4-associated cholangitis
Bowlus C. Chapter 43 Primary sclerosing cholangitis and IgG4-associated cholangitis. 2024, 845-868. DOI: 10.1016/b978-0-443-23947-2.00020-5.Peer-Reviewed Original ResearchIgG4-associated cholangitisPrimary sclerosing cholangitisInflammatory bowel diseaseAssociated with inflammatory bowel diseaseFeatures of primary sclerosing cholangitisResponse to corticosteroidsSclerosing cholangitisClinical featuresInflammatory disordersBiliary treeBowel diseaseNatural historyOlder menCholangitisYoung adults