2022
Platelet in thrombo-inflammation: Unraveling new therapeutic targets
Sharma S, Tyagi T, Antoniak S. Platelet in thrombo-inflammation: Unraveling new therapeutic targets. Frontiers In Immunology 2022, 13: 1039843. PMID: 36451834, PMCID: PMC9702553, DOI: 10.3389/fimmu.2022.1039843.Peer-Reviewed Original ResearchConceptsRole of plateletsViral infectionPlatelet activationCoagulation pathwayThrombo-inflammatory disordersAcute ischemic strokeContribution of plateletsAnti-inflammatory potentialThrombo-inflammatory diseasesCoronavirus disease 2019Sickle cell diseaseNon-pathologic conditionsNew therapeutic targetsRecruitment of leukocytesPathologic platelet activationPlatelet surface receptorsFormation of thrombiInitial platelet activationSuperficial thrombophlebitisAntiphospholipid syndromeIschemic strokeMicrovascular thrombosisClinical manifestationsInflammatory processCell disease
2019
CELA2A mutations predispose to early-onset atherosclerosis and metabolic syndrome and affect plasma insulin and platelet activation
Esteghamat F, Broughton JS, Smith E, Cardone R, Tyagi T, Guerra M, Szabó A, Ugwu N, Mani MV, Azari B, Kayingo G, Chung S, Fathzadeh M, Weiss E, Bender J, Mane S, Lifton RP, Adeniran A, Nathanson MH, Gorelick FS, Hwa J, Sahin-Tóth M, Belfort-DeAguiar R, Kibbey RG, Mani A. CELA2A mutations predispose to early-onset atherosclerosis and metabolic syndrome and affect plasma insulin and platelet activation. Nature Genetics 2019, 51: 1233-1243. PMID: 31358993, PMCID: PMC6675645, DOI: 10.1038/s41588-019-0470-3.Peer-Reviewed Original ResearchConceptsEarly-onset atherosclerosisMetabolic syndromeMetabolic syndrome traitsWhole-exome sequence analysisAttractive therapeutic targetPlatelet hyperactivationInsulin levelsPlasma insulinPlasma levelsInsulin sensitivityInsulin secretionTherapeutic targetPlatelet activationDisease mechanismsSyndrome traitsAtherosclerosisFunction mutationsSyndromeNovel lossInsulinMutationsSecretionMitochondrial MsrB2 serves as a switch and transducer for mitophagy
Lee SH, Lee S, Du J, Jain K, Ding M, Kadado AJ, Atteya G, Jaji Z, Tyagi T, Kim W, Herzog RI, Patel A, Ionescu CN, Martin KA, Hwa J. Mitochondrial MsrB2 serves as a switch and transducer for mitophagy. EMBO Molecular Medicine 2019, 11: emmm201910409. PMID: 31282614, PMCID: PMC6685081, DOI: 10.15252/emmm.201910409.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBlood PlateletsCell LineDiabetes MellitusFemaleHumansMethionine Sulfoxide ReductasesMice, Inbred C57BLMice, KnockoutMicrofilament ProteinsMicrotubule-Associated ProteinsMitochondriaMitochondrial Membrane Transport ProteinsMitochondrial Permeability Transition PoreMitophagyMutationOxidation-ReductionOxidative StressParkinson DiseaseSignal TransductionUbiquitinationUbiquitin-Protein LigasesConceptsReduced mitophagyOxidative stress-induced mitophagyNovel regulatory mechanismStress-induced mitophagyLC3 interactionMitochondrial matrixDamaged mitochondriaMsrB2Reactive oxygen speciesRegulatory mechanismsMethionine oxidationMitophagyMitochondriaPlatelet apoptosisOxygen speciesPlatelet-specific knockoutApoptosisPathophysiological importanceExpressionImportant roleUbiquitinationParkin mutationsParkinSpeciesLC3Age associated non-linear regulation of redox homeostasis in the anucleate platelet: Implications for CVD risk patients
Jain K, Tyagi T, Patell K, Xie Y, Kadado AJ, Lee SH, Yarovinsky T, Du J, Hwang J, Martin KA, Testani J, Ionescu CN, Hwa J. Age associated non-linear regulation of redox homeostasis in the anucleate platelet: Implications for CVD risk patients. EBioMedicine 2019, 44: 28-40. PMID: 31130473, PMCID: PMC6604369, DOI: 10.1016/j.ebiom.2019.05.022.Peer-Reviewed Original ResearchMeSH KeywordsAdaptation, PhysiologicalAge FactorsAgedAged, 80 and overAgingAnimalsAntioxidantsApoptosisBiomarkersBlood PlateletsCardiovascular DiseasesComorbidityDisease Models, AnimalFemaleHomeostasisHumansMaleMiceMiddle AgedOxidation-ReductionOxidative StressPlatelet ActivationPlatelet AdhesivenessReactive Oxygen SpeciesRisk AssessmentRisk FactorsConceptsRisk patientsMouse studiesPlatelet phenotypeMajor adverse cardiovascular eventsHigh cardiovascular risk patientsAdaptive increaseAdverse cardiovascular eventsCentral pathophysiological roleCVD risk patientsCardiovascular risk patientsAggressive antiplatelet therapyEffect of comorbidityAge group 40Young healthy subjectsAntiplatelet therapyCardiovascular eventsYear age cohortAdvanced ageCVD patientsGroup 40Healthy subjectsPathophysiological roleElderly populationCardiovascular pathologyPatients
2017
Activation of NLRP3 inflammasome complex potentiates venous thrombosis in response to hypoxia
Gupta N, Sahu A, Prabhakar A, Chatterjee T, Tyagi T, Kumari B, Khan N, Nair V, Bajaj N, Sharma M, Ashraf MZ. Activation of NLRP3 inflammasome complex potentiates venous thrombosis in response to hypoxia. Proceedings Of The National Academy Of Sciences Of The United States Of America 2017, 114: 4763-4768. PMID: 28420787, PMCID: PMC5422823, DOI: 10.1073/pnas.1620458114.Peer-Reviewed Original ResearchConceptsExpression of NLRP3Venous thrombosisVenous thromboembolismIL-1βCaspase-1Activation of NLRP3Acute thrombotic eventsHypoxic conditionsIL-1β secretionNLRP3 inflammasome complexHypoxia-inducible factorThromboembolic eventsProinflammatory stateSystemic hypoxiaThrombotic eventsPreclinical findingsAltered hemostasisRisk factorsCardiovascular conditionsCommon causeInflammasome activationThrombosisHealthy individualsPyrin domainHIF-1α
2015
Polysulfated Trehalose as a Novel Anticoagulant Agent with Dual Mode of Action
Rashid Q, Abid M, Gupta N, Tyagi T, Ashraf M, Jairajpuri M. Polysulfated Trehalose as a Novel Anticoagulant Agent with Dual Mode of Action. BioMed Research International 2015, 2015: 630482. PMID: 25866798, PMCID: PMC4381846, DOI: 10.1155/2015/630482.Peer-Reviewed Original ResearchConceptsFavorable safety profileNovel anticoagulant agentsForm of heparinAnticoagulant administrationSafety profileAntithrombotic agentsAnticoagulant agentsAnticoagulant factorsHemostatic balanceAntithrombotic potentialLow doseAntiplatelet mechanismFibrinolytic systemPlatelet aggregationThrombotic ratsFirst lineHeparinCoagulation timeRatsBlood plasmaNovel compoundsThromboembolismComplicationsAnticoagulantsTherapy