Treating ‘Septic’ With Enhanced Antibiotics and ‘Arthritis’ by Mitigation of Excessive Inflammation
Kwon HK, Dussik CM, Kim SH, Kyriakides TR, Oh I, Lee FY. Treating ‘Septic’ With Enhanced Antibiotics and ‘Arthritis’ by Mitigation of Excessive Inflammation. Frontiers In Cellular And Infection Microbiology 2022, 12: 897291. PMID: 35755835, PMCID: PMC9218192, DOI: 10.3389/fcimb.2022.897291.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAnti-Bacterial AgentsArthritis, InfectiousDisease Models, AnimalInflammationMiceOsteolysisRifampinConceptsSeptic arthritisBacterial burdenAntibiotic treatmentMurine modelTherapeutic goalsConcurrent antimicrobial therapyDistinct therapeutic goalsGeneration of inflammationMRSA septic arthritisSeptic knee arthritisInflammatory joint conditionsArticular cartilageMitigation of inflammationPost-antibiotic treatmentNovel therapeutic strategiesSeptic arthritis modelArticular cartilage damageEx vivo modelArticular cartilage integrityInflammatory arthritisInhibitors of ERKInflammatory profileMRSA infectionSynovial tissueExcessive inflammationEnhancement of Impaired MRSA‐Infected Fracture Healing by Combinatorial Antibiotics and Modulation of Sustained Inflammation
Yu KE, Kwon H, Dussik CM, Cahill SV, Back J, Alder KD, Lee FY. Enhancement of Impaired MRSA‐Infected Fracture Healing by Combinatorial Antibiotics and Modulation of Sustained Inflammation. Journal Of Bone And Mineral Research 2020, 37: 1352-1365. PMID: 35616626, DOI: 10.1002/jbmr.4570.Peer-Reviewed Original ResearchConceptsMethicillin-resistant Staphylococcus aureusExcessive inflammationAntibiotic treatmentFracture healingTrametinib therapyInfected fracturesPro-inflammatory cytokine levelsPostoperative antibiotic administrationSetting of infectionMale C57BL/6 miceSystemic antibiotic treatmentAdjunctive therapeutic agentMRSA-infected miceImpaired callus formationFemoral fracture modelTherapeutic cohortCytokine levelsMRSA infectionMusculoskeletal infectionsPostoperative intervalsSystemic vancomycinAntibiotic administrationCytokine analysisC57BL/6 miceIntramedullary nailingConstruction and evaluation of a clinically relevant model of septic arthritis
Kwon H, Yu K, Lee F. Construction and evaluation of a clinically relevant model of septic arthritis. Lab Animal 2022, 52: 11-26. PMID: 36564668, DOI: 10.1038/s41684-022-01089-7.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAnti-Bacterial AgentsArthritis, InfectiousHumansMethicillin-Resistant Staphylococcus aureusMiceMice, Inbred C57BLStaphylococcal InfectionsConceptsSeptic arthritisAnimal modelsMethicillin-resistant Staphylococcus aureus culturesIntra-articular inflammationReproducible animal modelRelevant mouse modelExperimental animal modelsMRSA infectionCartilage destructionC57BL/6J miceInflammatory pathologyJoint diseaseTherapeutic medicationsMouse modelArthritisSynovial fluidClinical relevancePotential treatmentHuman patientsKnee jointDirect inoculationAureus culturesMRSAMiceStaphylococcus aureus culturesDual therapeutic targeting of intra-articular inflammation and intracellular bacteria enhances chondroprotection in septic arthritis
Kwon HK, Lee I, Yu KE, Cahill SV, Alder KD, Lee S, Dussik CM, Back J, Choi J, Song L, Kyriakides TR, Lee FY. Dual therapeutic targeting of intra-articular inflammation and intracellular bacteria enhances chondroprotection in septic arthritis. Science Advances 2021, 7: eabf2665. PMID: 34172438, PMCID: PMC8232912, DOI: 10.1126/sciadv.abf2665.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAnti-Bacterial AgentsArthritis, InfectiousInflammationMethicillin-Resistant Staphylococcus aureusMiceStaphylococcal InfectionsConceptsIntra-articular inflammationSeptic arthritisBacterial infectionsDual therapeutic targetingKnee septic arthritisPromising new therapeutic strategyArticular cartilageChallenging clinical problemNovel treatment modalitiesIntracellular bacteriaNew therapeutic strategiesAdjuvant targetingTreatment modalitiesBacterial eradicationSuccessful treatmentHost inflammationCausative bacteriaMurine modelTherapeutic strategiesArthritisTherapeutic goalsClinical problemTherapeutic targetingInflammationVital organsIntracellular Staphylococcus aureus in bone and joint infections: A mechanism of disease recurrence, inflammation, and bone and cartilage destruction
Alder KD, Lee I, Munger AM, Kwon HK, Morris MT, Cahill SV, Back J, Yu KE, Lee FY. Intracellular Staphylococcus aureus in bone and joint infections: A mechanism of disease recurrence, inflammation, and bone and cartilage destruction. Bone 2020, 141: 115568. PMID: 32745687, DOI: 10.1016/j.bone.2020.115568.Peer-Reviewed Original ResearchMeSH KeywordsAnti-Bacterial AgentsArthritis, InfectiousHumansInflammationOsteomyelitisStaphylococcal InfectionsStaphylococcus aureusConceptsArticular cartilage lossJoint infectionCartilage lossStaphylococcus aureusIntracellular Staphylococcus aureusPotential combination therapyFurther studiesPotential treatment solutionAntibiotic therapyDisease recurrenceProinflammatory stateCartilage destructionMorbidity rateCombination therapyDismal outcomeMassive boneConsequence of boneHigh mortalityMedical interventionsInfectionIntracellular infectionMusculoskeletal systemDevastating afflictionFundamental cellular componentsBone