2023
Antibiotic-induced microbial depletion enhances murine small intestinal epithelial growth in a serotonin-dependent manner
Salvi P, Shaughnessy M, Sumigray K, Cowles R. Antibiotic-induced microbial depletion enhances murine small intestinal epithelial growth in a serotonin-dependent manner. AJP Gastrointestinal And Liver Physiology 2023, 325: g80-g91. PMID: 37158470, DOI: 10.1152/ajpgi.00113.2022.Peer-Reviewed Original ResearchConceptsSerotonin activitySERT protein expressionSerotonin potentiationEpithelial proliferationSerotonin transporterEndogenous serotoninVillus heightMicrobial depletionIntestinal epithelial growthProtein expressionEpithelial growthSerotonin-dependent mechanismIntestinal villus heightSmall intestine resultsIntestinal surface areaSmall intestinal villiSmall intestinal cryptsIntestinal pathologyPara-chlorophenylalanineISC numbersSerotonin synthesisIntestinal homeostasisEpithelial expressionMouse modelAnimal models
2020
National Survey of Pediatric Intestinal Rehabilitation Programs in the United States
Park CJ, Shaughnessy MP, Zhang L, Armenia SJ, Caty MG, Cowles RA. National Survey of Pediatric Intestinal Rehabilitation Programs in the United States. Journal Of Parenteral And Enteral Nutrition 2020, 45: 1249-1258. PMID: 32797633, DOI: 10.1002/jpen.1997.Peer-Reviewed Original ResearchConceptsPediatric intestinal rehabilitation programIntestinal rehabilitation programPIR programRehabilitation programChildren's Hospital AssociationHospital AssociationQualtrics online survey softwareIntestinal failureReferral centerPrimary carePatient outcomesImproved outcomesNutrition servicesResponse rateOnline survey softwareSurgeryMajority of programsGastroenterologyNursingFurther studiesNational surveySocial work supportSurvey softwareDedicated timeOutcomes
2018
Surgical modifications of the Kasai hepatoportoenterostomy minimize invasiveness without compromising short- and medium-term outcomes
Park CJ, Armenia SJ, Keung CH, Compton JT, Cowles RA. Surgical modifications of the Kasai hepatoportoenterostomy minimize invasiveness without compromising short- and medium-term outcomes. Journal Of Pediatric Surgery 2018, 54: 537-542. PMID: 30041859, DOI: 10.1016/j.jpedsurg.2018.06.028.Peer-Reviewed Original ResearchConceptsKasai hepatoportoenterostomyBiliary atresiaLiver transplantLiver transplant proceduresNative liver survivalEffective surgical therapyMedium-term outcomesYears of ageLiver survivalLiver dysfunctionOverall survivalSurgical therapyLiver failureBile stasisMedian timeProgressive fibrosisBile drainageTransplant proceduresMean ageBiliary treeSingle institutionPatient outcomesPortal plateSurgical modificationsAbdominal cavity
2017
Improved capacity to evaluate changes in intestinal mucosal surface area using mathematical modeling
Greig CJ, Cowles RA. Improved capacity to evaluate changes in intestinal mucosal surface area using mathematical modeling. Microscopy Research And Technique 2017, 80: 793-798. PMID: 28295852, DOI: 10.1002/jemt.22866.Peer-Reviewed Original ResearchConceptsMucosal surface areaIntestinal mucosal surface areaVillus heightCrypt widthMucosal growthSelective serotonin reuptakeIntestinal mucosal growthEffects of interventionsFunctional intestinal mucosaEnhanced serotoninBowel diameterSerotonin reuptakeIntestinal mucosaMouse modelIleal sectionsTransporter moleculesMorphometric measuresComprehensive assessmentSSRIsMorphometric parametersMucosaSerotoninStandard measuresTherapyReuptake