2023
VISTA (PD-1H) Is a Crucial Immune Regulator to Limit Pulmonary Fibrosis.
Kim S, Adams T, Hu Q, Shin H, Chae G, Lee S, Sharma L, Kwon H, Lee F, Park H, Huh W, Manning E, Kaminski N, Sauler M, Chen L, Song J, Kim T, Kang M. VISTA (PD-1H) Is a Crucial Immune Regulator to Limit Pulmonary Fibrosis. American Journal Of Respiratory Cell And Molecular Biology 2023, 69: 22-33. PMID: 36450109, PMCID: PMC10324045, DOI: 10.1165/rcmb.2022-0219oc.Peer-Reviewed Original ResearchConceptsIdiopathic pulmonary fibrosisPulmonary fibrosisImmune regulatorsTherapeutic potentialHuman idiopathic pulmonary fibrosisCrucial immune regulatorsNovel immune regulatorPulmonary fibrosis micePulmonary fibrosis modelNovel therapeutic targetRole of VISTAWild-type littermatesMonocyte-derived macrophagesT lymphocyte lineageVISTA expressionIPF treatmentAntibody treatmentImmune landscapeFibrotic mediatorsLung fibrosisFibrosis miceInflammatory responseFibrosis modelMyeloid populationsTherapeutic target
2022
Concurrent targeting of glycolysis in bacteria and host cell inflammation in septic arthritis
Kwon H, Yu K, Cahill S, Alder K, Dussik C, Kim S, Sharma L, Back J, Oh I, Lee F. Concurrent targeting of glycolysis in bacteria and host cell inflammation in septic arthritis. EMBO Molecular Medicine 2022, 14: emmm202115284. PMID: 36354099, PMCID: PMC9728052, DOI: 10.15252/emmm.202115284.Peer-Reviewed Original ResearchConceptsDrug dimethyl fumarateSeptic arthritisIntracellular MRSABacterial joint infectionSoft tissue infectionsAnti-inflammatory effectsInfection-associated inflammationNovel therapeutic paradigmContext of infectionConventional antibiotic treatmentHost cellsAdjuvant administrationSurgical treatmentTissue infectionsClinical symptomsInflammatory machineryJoint infectionBacterial burdenAntibiotic treatmentCell inflammationHost inflammationArthritisInflammationIntraarticular inflammationTherapeutic paradigmInhibitory Effect of Biotransformed-Fucoidan on the Differentiation of Osteoclasts Induced by Receptor for Activation of Nuclear Factor-κB Ligand
Park B, Yu S, Kim S, Lee J, Choi S, Chang J, Yang E, Kim K, Ahn S. Inhibitory Effect of Biotransformed-Fucoidan on the Differentiation of Osteoclasts Induced by Receptor for Activation of Nuclear Factor-κB Ligand. Journal Of Microbiology And Biotechnology 2022, 32: 1017-1025. PMID: 35879294, PMCID: PMC9628933, DOI: 10.4014/jmb.2203.03001.Peer-Reviewed Original ResearchConceptsNuclear factor-κB ligandBone marrow macrophagesOsteoclast differentiationBone homeostasisBackground of osteoporosisLow molecular weight fucoidanExpression of NFATc1Effect of fucoidanDifferentiation of osteoclastsResistant acid phosphatase activityHarmful side effectsSide effectsPharmaceutical treatmentWeight fucoidanKey transcriptional factorOsteoporosisMarrow macrophagesDifferentiated osteoclastsInhibitory effectOsteoclastsRT-PCRC-fosSafe natural product
2021
Nucleotide‐binding domain and leucine‐rich‐repeat‐containing protein X1 deficiency induces nicotinamide adenine dinucleotide decline, mechanistic target of rapamycin activation, and cellular senescence and accelerates aging lung‐like changes
Shin HJ, Kim S, Park H, Shin M, Kang I, Kang M. Nucleotide‐binding domain and leucine‐rich‐repeat‐containing protein X1 deficiency induces nicotinamide adenine dinucleotide decline, mechanistic target of rapamycin activation, and cellular senescence and accelerates aging lung‐like changes. Aging Cell 2021, 20: e13410. PMID: 34087956, PMCID: PMC8282248, DOI: 10.1111/acel.13410.Peer-Reviewed Original ResearchConceptsCellular senescenceActivation of mTORNucleotide-binding domainCellular senescence responseReplicative cellular senescenceNLR family membersOrganismal agingCellular physiologyMitochondrial moleculesSenescence responseCellular locationProtein X1Crucial regulatorMechanistic targetMitochondrial functionMolecular hallmarksNLRX1 functionRapamycin (mTOR) activationMitochondrial dysfunctionSenescenceMTORPharmacological inhibitionNLRX1BiologyAging LungMacrophage-preferable delivery of the leucine-rich repeat domain of NLRX1 ameliorates lethal sepsis by regulating NF-κB and inflammasome signaling activation
Koo JH, Kim SH, Jeon SH, Kang MJ, Choi JM. Macrophage-preferable delivery of the leucine-rich repeat domain of NLRX1 ameliorates lethal sepsis by regulating NF-κB and inflammasome signaling activation. Biomaterials 2021, 274: 120845. PMID: 33971559, DOI: 10.1016/j.biomaterials.2021.120845.Peer-Reviewed Original ResearchConceptsSystemic inflammationSepsis modelNF-κBAcute systemic inflammatory diseaseSymptoms of sepsisSystemic inflammatory diseaseAnti-TNFα antibodyIL-6 productionIL-1β productionEffective therapeutic agentCaspase-1 activationOrgan dysfunctionLethal sepsisTreatment optionsInflammatory diseasesP65 phosphorylationSepsisIκB degradationBacterial infectionsPeritoneal macrophagesTherapeutic agentsMacrophagesInflammationInflammasomeLPSPINK1 Inhibits Multimeric Aggregation and Signaling of MAVS and MAVS-Dependent Lung Pathology.
Kim SH, Shin HJ, Yoon CM, Lee SW, Sharma L, Dela Cruz CS, Kang MJ. PINK1 Inhibits Multimeric Aggregation and Signaling of MAVS and MAVS-Dependent Lung Pathology. American Journal Of Respiratory Cell And Molecular Biology 2021, 64: 592-603. PMID: 33577398, PMCID: PMC8086043, DOI: 10.1165/rcmb.2020-0490oc.Peer-Reviewed Original ResearchMeSH KeywordsAdaptor Proteins, Signal TransducingAnimalsBleomycinEpithelial CellsGene Expression RegulationHEK293 CellsHumansImmunity, InnateInflammasomesInfluenza A virusLungMiceMice, KnockoutMitochondriaNLR Family, Pyrin Domain-Containing 3 ProteinOrthomyxoviridae InfectionsPeroxisomesProtein AggregatesProtein BindingProtein KinasesPulmonary FibrosisSignal TransductionConceptsMAVS aggregationPINK1 deficiencyBimolecular fluorescence complementation analysisAntiviral innate immuneAppropriate cellular functionsKey molecular processesIntracellular signaling pathwaysInnate immune signalingComplementation analysisCellular functionsIntracellular perturbationsImmune signalingSignaling pathwaysPINK1Molecular processesMitochondria dysfunctionMAVSMAVS signalingMurine modelingSignalingFunctional significanceInnate immuneImportant roleRegulationNew role
2020
Anti-Cancer Effects of RAW 264.7 Cells on Prostate Cancer PC-3 Cells.
Nam H, Bae J, Kim Y, An H, Kim S, Kim K, Yu S, Park B, Lee S, Ahn S. Anti-Cancer Effects of RAW 264.7 Cells on Prostate Cancer PC-3 Cells. Annals Of Clinical & Laboratory Science 2020, 50: 739-746. PMID: 33334788.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsApoptosisCell CommunicationCell Line, TumorCell MovementCoculture TechniquesCulture Media, ConditionedEpithelial-Mesenchymal TransitionHumansImmunotherapy, AdoptiveLipopolysaccharidesMacrophagesMaleMiceNeoplasm InvasivenessPC-3 CellsProstatic NeoplasmsRAW 264.7 CellsTumor MicroenvironmentConceptsPC-3 cellsAnti-cancer effectsProstate cancer PC-3 cellsCancer PC-3 cellsRAW 264.7 cellsTumor cellsHuman prostate cancer PC-3 cellsEMT-specific markersHigher anti-cancer effectEnzyme-linked immunosorbent assayQuantitative polymerase chain reactionAnti-cancer agentsPolymerase chain reactionImmune cellsInhibitor of metastasisTumor parametersTherapeutic targetingTGF-β2Snail-1Mesenchymal transitionTumor microenvironmentMigration markersWestern blotImmunosorbent assayAngiogenic abilityMitochondrial antiviral signaling protein is crucial for the development of pulmonary fibrosis
Kim SH, Lee JY, Yoon CM, Shin HJ, Lee SW, Rosas I, Herzog E, Dela Cruz C, Kaminski N, Kang MJ. Mitochondrial antiviral signaling protein is crucial for the development of pulmonary fibrosis. European Respiratory Journal 2020, 57: 2000652. PMID: 33093124, PMCID: PMC8559259, DOI: 10.1183/13993003.00652-2020.Peer-Reviewed Original ResearchConceptsDamage-associated molecular patternsIdiopathic pulmonary fibrosisPulmonary fibrosisMAVS aggregationMultiple damage-associated molecular patternsExperimental pulmonary fibrosisMitochondrial antiviral signaling proteinInnate immune responseIPF patientsMAVS signalingIPF treatmentBleomycin injuryLung fibrosisTherapeutic effectImmune responseTherapeutic strategiesMAVS expressionFibrosisDanger signalsCritical mediatorMolecular patternsABT-263LungInjuryBH3 mimetics
2018
Salinomycin ameliorates oxidative hepatic damage through AMP-activated protein kinase, facilitating autophagy
Kim K, Lee S, Baek S, Lee E, Jang E, Lee J, Ahn S, Chang J, Oh T, Kim S, Ma J, Kim S, Park K, Kim Y. Salinomycin ameliorates oxidative hepatic damage through AMP-activated protein kinase, facilitating autophagy. Toxicology And Applied Pharmacology 2018, 360: 141-149. PMID: 30290169, DOI: 10.1016/j.taap.2018.10.002.Peer-Reviewed Original ResearchConceptsImportance of AMPKMitochondrial dysfunctionAcidic vesicle organellesOxidative stressProtein kinase activationReactive oxygen species productionProtein kinaseAMPK inhibitionKinase activationSevere oxidative stressOxygen species productionLiver injuryMolecular mechanismsIron-induced apoptosisHepatic protectantStreptomyces albusHuman diseasesAMPKCellular mechanismsLC3-IISalinomycin's effectsArachidonic acidMitochondrial impairmentROS productionAnti-cancer agentsDeoxypodophyllotoxin in Anthriscus sylvestris alleviates fat accumulation in the liver via AMP-activated protein kinase, impeding SREBP-1c signal
Kim KY, Park KI, Lee SG, Baek SY, Lee EH, Kim S, Kim SH, Park SG, Yu SN, Oh TW, Kim JH, Kim KJ, Ahn SC, Kim Y. Deoxypodophyllotoxin in Anthriscus sylvestris alleviates fat accumulation in the liver via AMP-activated protein kinase, impeding SREBP-1c signal. Chemico-Biological Interactions 2018, 294: 151-157. PMID: 30148990, DOI: 10.1016/j.cbi.2018.08.025.Peer-Reviewed Original ResearchMeSH KeywordsAMP-Activated Protein KinasesAnimalsApiaceaeBody WeightCholesterolDiet, High-FatDrugs, Chinese HerbalHep G2 CellsHumansHydrocarbons, FluorinatedLipid MetabolismLiverLiver X ReceptorsMaleMiceMice, Inbred C57BLPodophyllotoxinSignal TransductionSterol Regulatory Element Binding Protein 1SulfonamidesTriglyceridesUp-RegulationConceptsSREBP-1c inhibitionLipogenic genesDysregulation of AMPKAnthriscus sylvestrisProtein kinase activationSREBP-1c inductionHigh-fat dietSREBP-1cAcetyl-CoA carboxylaseSterol regulatory elementFatty acid synthaseTranscription factorsProtein kinaseRegulatory elementsStearoyl-CoA desaturase-1X receptor αLiver X receptor αAMPK activationKinase activationRegulatory mechanismsWild chervilOil Red O stainingFat dietAcid synthaseRed O staining
2017
Inhibition of Autophagy Promotes Salinomycin-Induced Apoptosis via Reactive Oxygen Species-Mediated PI3K/AKT/mTOR and ERK/p38 MAPK-Dependent Signaling in Human Prostate Cancer Cells
Kim K, Park K, Kim S, Yu S, Park S, Kim Y, Seo Y, Ma J, Ahn S. Inhibition of Autophagy Promotes Salinomycin-Induced Apoptosis via Reactive Oxygen Species-Mediated PI3K/AKT/mTOR and ERK/p38 MAPK-Dependent Signaling in Human Prostate Cancer Cells. International Journal Of Molecular Sciences 2017, 18: 1088. PMID: 28524116, PMCID: PMC5454997, DOI: 10.3390/ijms18051088.Peer-Reviewed Original ResearchMeSH KeywordsApoptosisAutophagyCell ProliferationExtracellular Signal-Regulated MAP KinasesFlavonoidsHumansImidazolesMaleMAP Kinase Signaling SystemMembrane Potential, MitochondrialP38 Mitogen-Activated Protein KinasesPhosphatidylinositol 3-KinasesPhosphoinositide-3 Kinase InhibitorsProto-Oncogene Proteins c-aktPyransPyridinesReactive Oxygen SpeciesTOR Serine-Threonine KinasesConceptsExtracellular signal-regulated kinasePI3K/Akt/mTORProstate cancer cellsAkt/mTORCancer cellsP38 MAPK-dependent signalingUpregulation of ERKSignal-regulated kinaseMAPK-dependent signalingP38 MAPK signaling pathwaysMitochondrial membrane potentialMAPK signaling pathwaysChemo-resistant cancersHuman prostate cancer cellsReactive oxygen species productionInhibition of autophagyPI3K inhibitorsPotential antitumor mechanismAcridine orange stainingCaspase-3 activityOxygen species productionSignaling pathwaysP38 inhibitorPropidium iodide assayMTOR activitySalinomycin induces endoplasmic reticulum stress-mediated autophagy and apoptosis through generation of reactive oxygen species in human glioma U87MG cells
Yu S, Kim S, Kim K, Ji J, Seo Y, Yu H, Ahn S. Salinomycin induces endoplasmic reticulum stress-mediated autophagy and apoptosis through generation of reactive oxygen species in human glioma U87MG cells. Oncology Reports 2017, 37: 3321-3328. PMID: 28498472, DOI: 10.3892/or.2017.5615.Peer-Reviewed Original ResearchConceptsReactive oxygen speciesER stressHuman glioma U87MG cellsEndoplasmic reticulumGlioma U87MG cellsU87MG cellsStress-related proteinsAcidic vesicular organellesOxygen speciesER stress-related proteinsHuman cancer cellsAutophagy marker proteinsVesicular organellesImpact of salinomycinEndoplasmic reticulum stress-mediated autophagyMolecular mechanismsCell deathAutophagyMarker proteinsAutophagy inhibitorCancer cell linesGlioma cancer cell linesInduced apoptosisROS scavengerExpression levelsDeoxypodophyllotoxin induces cytoprotective autophagy against apoptosis via inhibition of PI3K/AKT/mTOR pathway in osteosarcoma U2OS cells
Kim S, Son K, Kim K, Yu S, Park S, Kim Y, Nam H, Suh J, Ji J, Ahn S. Deoxypodophyllotoxin induces cytoprotective autophagy against apoptosis via inhibition of PI3K/AKT/mTOR pathway in osteosarcoma U2OS cells. Pharmacological Reports 2017, 69: 878-884. PMID: 28623712, DOI: 10.1016/j.pharep.2017.04.007.Peer-Reviewed Original ResearchMeSH KeywordsAntineoplastic Agents, PhytogenicApoptosisAutophagyBone NeoplasmsCell Line, TumorCell SurvivalDrugs, Chinese HerbalGene Expression RegulationHumansOsteosarcomaPhosphoinositide-3 Kinase InhibitorsPodophyllotoxinProto-Oncogene Proteins c-aktReactive Oxygen SpeciesTOR Serine-Threonine KinasesConceptsReactive oxygen speciesPI3K/AKT/mTOR pathwayAKT/mTOR pathwayU2OS cellsAcidic vesicular organelles (AVOs) formationMTOR pathwayMitochondrial reactive oxygen speciesOsteosarcoma U2OS cellsCell death modeOxygen speciesPropidium iodidePI3K/Akt/mTORCell cycle arrestLight chain 3Cell viabilityCellular processesInhibition of apoptosisAkt/mTOROrganelle formationAcridine orange stainingAutophagy processApoptotic responseDeath modeWestern blot analysisCell survivalSalinomycin Induces Reactive Oxygen Species and Apoptosis in Aggressive Breast Cancer Cells as Mediated with Regulation of Autophagy
Kim K, Park K, Kim S, Yu S, Lee D, Kim Y, Noh K, YEUL J, Seo Y, Ahn S. Salinomycin Induces Reactive Oxygen Species and Apoptosis in Aggressive Breast Cancer Cells as Mediated with Regulation of Autophagy. Anticancer Research 2017, 37: 1747-1758. PMID: 28373437, DOI: 10.21873/anticanres.11507.Peer-Reviewed Original ResearchConceptsMDA-MB-231 cellsAggressive breast cancer cellsBreast cancer cellsCancer cellsReactive oxygen speciesBreast cancer cell linesROS productionMitochondrial membrane potentialScavenger of ROSInduces reactive oxygen speciesCancer cell linesCaspase-3/9 activityPropidium iodide stainingMCF-7 cellsOxygen speciesAcceleration of apoptosisAcridine orange stainingAutophagy inhibitionMonocarboxylic ionophoreChemotherapeutic drugsCancer treatmentMitochondrial dysfunctionIodide stainingRegulation of autophagyUnderlying mechanismLasalocid induces cytotoxic apoptosis and cytoprotective autophagy through reactive oxygen species in human prostate cancer PC-3 cells
Kim K, Kim S, Yu S, Park S, Kim Y, Nam H, An H, Yu H, Kim Y, Ji J, Seo Y, Ahn S. Lasalocid induces cytotoxic apoptosis and cytoprotective autophagy through reactive oxygen species in human prostate cancer PC-3 cells. Biomedicine & Pharmacotherapy 2017, 88: 1016-1024. PMID: 28178613, DOI: 10.1016/j.biopha.2017.01.140.Peer-Reviewed Original ResearchConceptsProstate cancer cellsHuman prostate cancer cellsAcidic vesicular organelles (AVOs) formationApoptotic cell death pathwayCancer cellsCell death pathwaysProtein 1 light chain 3Cell cycle arrestLight chain 3Human prostate cancer PC-3 cellsProstate cancer PC-3 cellsReactive oxygen species productionPossible signal pathwaysCancer PC-3 cellsInhibition of autophagyOrganelle formationDeath pathwaysNew potential chemotherapeutic agentsReactive oxygen speciesOxygen species productionMitochondrial hyperpolarizationMolecular mechanismsPotential chemotherapeutic agentProduction of ROSCytoprotective autophagy
2016
Monensin Induces PC-3 Prostate Cancer Cell Apoptosis via ROS Production and Ca2+ Homeostasis Disruption
KIM S, KIM K, YU S, PARK S, YU H, SEO Y, AHN S. Monensin Induces PC-3 Prostate Cancer Cell Apoptosis via ROS Production and Ca2+ Homeostasis Disruption. Anticancer Research 2016, 36: 5835-5843. PMID: 27793906, DOI: 10.21873/anticanres.11168.Peer-Reviewed Original ResearchConceptsCell cycle arrestApoptosis-related proteinsCell cycleCancer cellsPoly ADP-ribose polymerase (PARP) cleavageADP-ribose polymerase cleavageDisruption of CaProstate cancer cell apoptosisRibose polymerase cleavagePhase cell cycle arrestHuman prostate cancer cellsCell viabilityReactive oxygen species productionCancer cell apoptosisAnticancer effectsOxygen species productionMitochondrial ROS inhibitorProduction of ROSMitochondrial ROSDependent apoptosisProstate cancer cellsProstate cell linesPolymerase cleavageCell growth inhibitionPC-3 cellsToyocamycin induces apoptosis via the crosstalk between reactive oxygen species and p38/ERK MAPKs signaling pathway in human prostate cancer PC-3 cells
Park S, Kim S, Kim K, Yu S, Choi H, Kim Y, Nam H, Seo Y, Ahn S. Toyocamycin induces apoptosis via the crosstalk between reactive oxygen species and p38/ERK MAPKs signaling pathway in human prostate cancer PC-3 cells. Pharmacological Reports 2016, 69: 90-96. PMID: 27912102, DOI: 10.1016/j.pharep.2016.10.014.Peer-Reviewed Original ResearchConceptsProstate cancer PC-3 cellsPC-3 cellsCancer PC-3 cellsOxygen species productionROS productionERK MAPKNon-malignant RWPE-1 cellsExtracellular signal-regulated kinase (ERK) activityMitochondrial dysfunctionSpecies productionMitochondrial membrane potentialCell cycle arrestHuman prostate cancer PC-3 cellsReactive oxygen species productionCell viabilityRWPE-1 cellsProtein kinaseStreptomyces speciesKinase activityReactive oxygen speciesERK activationMolecular mechanismsP38 activationMAPK proteinsApoptotic effectsSilibinin induces mitochondrial NOX4-mediated endoplasmic reticulum stress response and its subsequent apoptosis
Kim S, Kim K, Yu S, Seo Y, Chun S, Yu H, Ahn S. Silibinin induces mitochondrial NOX4-mediated endoplasmic reticulum stress response and its subsequent apoptosis. BMC Cancer 2016, 16: 452. PMID: 27405931, PMCID: PMC4942927, DOI: 10.1186/s12885-016-2516-6.Peer-Reviewed Original ResearchConceptsReactive oxygen speciesNOX4 expressionDisruption of Ca2ER stress responseProstate cancer PC-3 cellsCancer PC-3 cellsRegulation of NOX4Inhibited tumor growthCell linesPC-3 cellsProstate cell linesSilibinin-induced apoptosisProduction of ROSEndoplasmic reticulum stress responseExpression of apoptosisCancer cell linesProstate cancerROS-dependent apoptosisChemopreventive effectsMitochondrial Nox4Mitochondrial reactive oxygen speciesReticulum stress responseTumor growthFlow cytometryMethodsThe effectsSalinomycin simultaneously induces apoptosis and autophagy through generation of reactive oxygen species in osteosarcoma U2OS cells
Kim S, Choi Y, Kim K, Yu S, Seo Y, Chun S, Noh K, Suh J, Ahn S. Salinomycin simultaneously induces apoptosis and autophagy through generation of reactive oxygen species in osteosarcoma U2OS cells. Biochemical And Biophysical Research Communications 2016, 473: 607-613. PMID: 27033598, DOI: 10.1016/j.bbrc.2016.03.132.Peer-Reviewed Original ResearchConceptsAcidic vesicular organellesReactive oxygen speciesMitochondrial membrane potentialChange of MMPOsteosarcoma U2OS cellsInhibition of autophagyU2OS cellsExpression of apoptosisCancer cell linesOxygen speciesFlow cytometryWestern blottingCaspase-3Cancer therapyVesicular organellesPoly (ADP-ribose) polymerase
2015
Autophagy inhibition enhances silibinin-induced apoptosis by regulating reactive oxygen species production in human prostate cancer PC-3 cells
Kim S, Kim K, Yu S, Park S, Choi H, Ji J, Ahn S. Autophagy inhibition enhances silibinin-induced apoptosis by regulating reactive oxygen species production in human prostate cancer PC-3 cells. Biochemical And Biophysical Research Communications 2015, 468: 151-156. PMID: 26522224, DOI: 10.1016/j.bbrc.2015.10.143.Peer-Reviewed Original ResearchConceptsPC-3 cellsProstate cancer PC-3 cellsCancer PC-3 cellsAcidic vesicular organellesSilibinin-induced apoptosisReactive oxygen speciesAnticancer effectsHuman prostate cancer PC-3 cellsMicrotubule-associated protein 1 light chain 3Inhibition of ROSProtein 1 light chain 3Major bioactive componentsInhibition of autophagyReactive oxygen species productionCancer cell linesLight chain 3Supportive therapyLiver conditionsOxygen species productionCancer modelProtective roleSilibininSilibinin-induced autophagyROS inhibitorChain 3