2022
L-ARGININE PREVENTS ISCHEMIC INJURY IN EXPLANTED RAT INTESTINAL REGIONS IN AN EX VIVO PERFUSION MODEL
Finotti M, Barahona M, Maina R, Lysyy T, Agarwal R, Schmitt P, Caturegli G, Di Renzo C, Anselmo A, Mulligan D, Geibel J, D'Amico F. L-ARGININE PREVENTS ISCHEMIC INJURY IN EXPLANTED RAT INTESTINAL REGIONS IN AN EX VIVO PERFUSION MODEL. Transplantation Reports 2022, 7: 100096. DOI: 10.1016/j.tpr.2022.100096.Peer-Reviewed Original ResearchIschemic injuryIntestinal segmentsIschemic damageIntraluminal perfusionNitric oxide-arginine pathwayMale Sprague-Dawley ratsN-nitroarginine methyl esterSprague-Dawley ratsEx vivo perfusion modelVivo perfusion modelNon-ischemic conditionsSmall intestinal segmentsFITC-inulinExtraluminal sideL-NAMEReperfusion injuryProtective effectL-arginineSmall intestinePerfusion modelInjuryIntestinal regionsFluid secretionReduced susceptibilityPerfusion
2020
Human Small Intestine Transplantation: Segmental Susceptibility to Ischemia Using Different Preservation Solutions and Conditions
Lysyy T, Finotti M, Maina RM, Morotti R, Munoz-Abraham AS, Bertacco A, Ibarra C, Barahona M, Agarwal R, D'Amico F, Rodriguez-Davalos MI, Mulligan D, Geibel J. Human Small Intestine Transplantation: Segmental Susceptibility to Ischemia Using Different Preservation Solutions and Conditions. Transplantation Proceedings 2020, 52: 2934-2940. PMID: 32768284, DOI: 10.1016/j.transproceed.2020.06.031.Peer-Reviewed Original ResearchConceptsContinuous perfusion preservationIntestinal graftIschemic damagePerfusion preservationAppropriate graft selectionCold static storageSmall intestinal graftsSmall intestine graftDifferent preservation solutionsBlinded histological evaluationCross clampIntestine graftsPostoperative complicationsDifferent time pointsIschemic injuryDeceased donorsPatient survivalGraft selectionRinger's lactateHistological evaluationBack tableVascular perfusionLuminal flushAbdominal organsSmall intestine
2018
Prevention of Ischemic Injury in Colon and Small Intestine in an Ex Vivo Perfusion Animal Model
Finotti M, Lysyy T, Barahona M, Maina R, Caturegli G, D'Amico F, Mulligan D, Geibel J. Prevention of Ischemic Injury in Colon and Small Intestine in an Ex Vivo Perfusion Animal Model. Transplantation 2018, 102: s709. DOI: 10.1097/01.tp.0000543675.85457.d2.Peer-Reviewed Original ResearchIschemia-reperfusion injuryIschemic injuryIschemic damageL-arginineSmall intestineL-NAMEDistal colonPerfusion machineMale Sprague-Dawley ratsIntestinal ischemic damageIntestinal ischemic injuryAnti-ischemic effectsSprague-Dawley ratsIntestinal graftInflammatory injuryInflammatory pathwaysIntestinal viabilityProtective effectAbdominal cavityColon segmentsIschemic conditionsIntestinal wallIntraluminal secretionsAnimal modelsIntestine segments
2017
Modulation of Intestinal Microbiome Prevents Intestinal Ischemic Injury
Bertacco A, Dehner CA, Caturegli G, D'Amico F, Morotti R, Rodriguez MI, Mulligan DC, Kriegel MA, Geibel JP. Modulation of Intestinal Microbiome Prevents Intestinal Ischemic Injury. Frontiers In Physiology 2017, 8: 1064. PMID: 29311987, PMCID: PMC5742259, DOI: 10.3389/fphys.2017.01064.Peer-Reviewed Original ResearchIschemic injuryIntestinal ischemiaProtective effectIntestinal ischemic injuryLight-level microscopyEosin-stained sectionsLactate administrationAntibiotic treatmentIschemic protectionIntestinal barrierLactate perfusionRat modelIntestinal microbiomeIntestinal preservationIntestinal segmentsIschemic cellsSmall intestineInert sugarsInjuryIschemiaPerfusionEpithelium morphologySecretionPerfusion deviceFITC-inulin
2016
Use of Fluorescein Isothiocyanate-Inulin as a Marker for Intestinal Ischemic Injury
AlKukhun A, Caturegli G, Munoz-Abraham AS, Judeeba S, Patron-Lozano R, Morotti R, Rodriguez-Davalos MI, Geibel JP. Use of Fluorescein Isothiocyanate-Inulin as a Marker for Intestinal Ischemic Injury. Journal Of The American College Of Surgeons 2016, 224: 1066-1073. PMID: 28017811, DOI: 10.1016/j.jamcollsurg.2016.12.016.Peer-Reviewed Original ResearchConceptsFluorescein isothiocyanate-inulinIschemic injuryIntestinal ischemiaIntestinal transplantationFluid secretionIntestinal ischemic injuryIntestinal tissue samplesSmall intestine segmentsHEPES-Ringer solutionIntestinal graftMesenteric ischemiaIschemic intestineHistopathologic samplesExperimental armControl armControl intestineIschemic stateBlinded pathologistIschemiaIntestinal lumenIntestinal tissueIntestine segmentsScoring systemFluid shiftsInjury