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
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
2011
The flavonone naringenin inhibits chloride secretion in isolated colonic epithelia
Collins D, Kopic S, Geibel JP, Hogan AM, Medani M, Baird AW, Winter DC. The flavonone naringenin inhibits chloride secretion in isolated colonic epithelia. European Journal Of Pharmacology 2011, 668: 271-277. PMID: 21762688, DOI: 10.1016/j.ejphar.2011.06.052.Peer-Reviewed Original ResearchConceptsHuman colonic mucosaChloride secretionAntisecretory actionColonic mucosaCo-transporter inhibitorsEffect of naringeninIntracellular cAMP generationColonic cell lineAntisecretory effectColonic functionColorectal cancerProtective effectUssing chambersColonic epitheliumSecretory functionCAMP generationInhibitory actionBasolateral NKCC1Human colonRatsSecretionIntracellular acidificationConflicting resultsCell linesMucosa