2019
Heterogeneity within Stratified Epithelial Stem Cell Populations Maintains the Oral Mucosa in Response to Physiological Stress
Byrd KM, Piehl NC, Patel JH, Huh WJ, Sequeira I, Lough KJ, Wagner BL, Marangoni P, Watt FM, Klein OD, Coffey RJ, Williams SE. Heterogeneity within Stratified Epithelial Stem Cell Populations Maintains the Oral Mucosa in Response to Physiological Stress. Cell Stem Cell 2019, 25: 814-829.e6. PMID: 31809739, PMCID: PMC6925542, DOI: 10.1016/j.stem.2019.11.005.Peer-Reviewed Original ResearchConceptsStem cell populationJunctional zoneOral mucosaStem cellsImportant model systemCell populationsEpithelial stem cell populationSingle-progenitor modelAsymmetric divisionLabel-retention assaysCandidate nichesSymmetric divisionTissue stressOral cavityPalatal epitheliumPhysiological stressModel systemStratified epitheliumMucosaProliferative heterogeneityEpithelium
2010
Inducible activation of Cre recombinase in adult mice causes gastric epithelial atrophy, metaplasia, and regenerative changes in the absence of “floxed” alleles
Huh WJ, Mysorekar IU, Mills JC. Inducible activation of Cre recombinase in adult mice causes gastric epithelial atrophy, metaplasia, and regenerative changes in the absence of “floxed” alleles. AJP Gastrointestinal And Liver Physiology 2010, 299: g368-g380. PMID: 20413717, PMCID: PMC3774481, DOI: 10.1152/ajpgi.00021.2010.Peer-Reviewed Original ResearchConceptsInduction of CreGastric epithelial stem cellsSpasmolytic polypeptide-expressing metaplasiaFoci of hyperplasiaSubset of miceTdT-mediated dUTP nick end labelingRegenerative capacityDUTP nick end labelingNick end labelingStem cellsAntral polypsDNA damage markerChicken actin promoterEpithelial atrophyStandard dosesGastric bodyPositive apoptosisEpithelial stem cellsComplete healingProfound atrophyGastric mucosaDamage markersAdult miceLoxP-flanked allelesSevere injuries