2022
Membrane potential drives the exit from pluripotency and cell fate commitment via calcium and mTOR
Sempou E, Kostiuk V, Zhu J, Cecilia Guerra M, Tyan L, Hwang W, Camacho-Aguilar E, Caplan M, Zenisek D, Warmflash A, Owens N, Khokha M. Membrane potential drives the exit from pluripotency and cell fate commitment via calcium and mTOR. Nature Communications 2022, 13: 6681. PMID: 36335122, PMCID: PMC9637099, DOI: 10.1038/s41467-022-34363-w.Peer-Reviewed Original ResearchConceptsPluripotent cellsAdult tissue homeostasisCell fate commitmentDifferentiated cell fatesLeft-right patterningPluripotent embryonic cellsHuman embryonic stem cellsTemporal transcriptome analysisGene regulatory networksExpense of differentiationEmbryonic stem cellsGerm layer differentiationMembrane depolarizationFate commitmentPluripotent stateCell fateTranscriptome analysisRegulatory networksMyogenic lineageEmbryonic developmentTissue homeostasisDifferentiated fateEmbryonic cellsCandidate genesPluripotencyKap-β2/Transportin mediates β-catenin nuclear transport in Wnt signaling
Hwang WY, Kostiuk V, González DP, Lusk CP, Khokha M. Kap-β2/Transportin mediates β-catenin nuclear transport in Wnt signaling. ELife 2022, 11: e70495. PMID: 36300792, PMCID: PMC9665845, DOI: 10.7554/elife.70495.Peer-Reviewed Original ResearchConceptsNuclear transport receptorsΒ-catenin nuclear transportNuclear transportΒ-cateninExcessive WntΒ-catenin nuclear importHeterologous model systemsΒ-catenin accumulatesPrimary embryonic axisNuclear transport machineryRan-dependent mannerNuclear localization signalTCF/LEF reporterPY-NLSNuclear importLocalization signalTransport machineryTransport receptorsResponsive genesEmbryonic developmentEmbryonic axisWnt signalingKey effectorsDirect bindingHuman diseases
2021
Xenopus as a platform for discovery of genes relevant to human disease
Kostiuk V, Khokha MK. Xenopus as a platform for discovery of genes relevant to human disease. Current Topics In Developmental Biology 2021, 145: 277-312. PMID: 34074532, PMCID: PMC8734201, DOI: 10.1016/bs.ctdb.2021.03.005.Peer-Reviewed Original ResearchConceptsCandidate genesHuman diseasesDiscovery of genesScreen candidate genesMultiple candidate genesPatient genomic dataHuman genomePatient phenotypesDisease pathogenesisGenomic dataComplex phenotypesFate mapGene knockoutKnockdown strategyPatient mutationsBirth defectsXenopusFunctional studiesGenesPhenotypeCongenital birthAbnormal developmentCongenital heart diseaseCause of deathBetter diagnostic methods
2019
The potential and limitations of induced pluripotent stem cells to achieve wound healing
Gorecka J, Kostiuk V, Fereydooni A, Gonzalez L, Luo J, Dash B, Isaji T, Ono S, Liu S, Lee SR, Xu J, Liu J, Taniguchi R, Yastula B, Hsia HC, Qyang Y, Dardik A. The potential and limitations of induced pluripotent stem cells to achieve wound healing. Stem Cell Research & Therapy 2019, 10: 87. PMID: 30867069, PMCID: PMC6416973, DOI: 10.1186/s13287-019-1185-1.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsConceptsChronic woundsCell therapyStem cellsDiabetic foot ulcersCell typesWound healingInvasive harvesting techniquesAdult-derived stem cellsNormal skin architecturePluripotent stem cellsLimb ischemiaFoot ulcersLimited cell survivalSafety profileOnly cell typeAnimal modelsHuman studiesPotential treatmentPhysiologic responsesHealthy skinImmune rejectionAdvanced therapiesTranslational potentialUse of iPSCsSystemic factors