2023
Lysophosphatidic acid triggers inflammation in the liver and white adipose tissue in rat models of 1-acyl-sn-glycerol-3-phosphate acyltransferase 2 deficiency and overnutrition
Sakuma I, Gaspar R, Luukkonen P, Kahn M, Zhang D, Zhang X, Murray S, Golla J, Vatner D, Samuel V, Petersen K, Shulman G. Lysophosphatidic acid triggers inflammation in the liver and white adipose tissue in rat models of 1-acyl-sn-glycerol-3-phosphate acyltransferase 2 deficiency and overnutrition. Proceedings Of The National Academy Of Sciences Of The United States Of America 2023, 120: e2312666120. PMID: 38127985, PMCID: PMC10756285, DOI: 10.1073/pnas.2312666120.Peer-Reviewed Original ResearchMAD2-Dependent Insulin Receptor Endocytosis Regulates Metabolic Homeostasis.
Park J, Hall C, Hubbard B, LaMoia T, Gaspar R, Nasiri A, Li F, Zhang H, Kim J, Haeusler R, Accili D, Shulman G, Yu H, Choi E. MAD2-Dependent Insulin Receptor Endocytosis Regulates Metabolic Homeostasis. Diabetes 2023, 72: 1781-1794. PMID: 37725942, PMCID: PMC10658066, DOI: 10.2337/db23-0314.Peer-Reviewed Original ResearchConceptsIR endocytosisInsulin receptor endocytosisCell division regulatorsInsulin receptorProlongs insulin actionReceptor endocytosisTranscriptomic profilesInsulin stimulationEndocytosisMetabolic homeostasisCell surfaceGenetic ablationMetabolic functionsInsulin actionP31cometMad2BubR1DisruptionSignalingRegulatorHomeostasisAdipose tissueInteractionHepatic fat accumulationMetabolism
2021
Time‐restricted feeding combined with aerobic exercise training can prevent weight gain and improve metabolic disorders in mice fed a high‐fat diet
Vieira R, Muñoz V, Junqueira R, de Oliveira F, Gaspar R, Nakandakari S, de Oliveira Costa S, Torsoni M, da Silva A, Cintra D, de Moura L, Ropelle E, Zaghloul I, Mekary R, Pauli J. Time‐restricted feeding combined with aerobic exercise training can prevent weight gain and improve metabolic disorders in mice fed a high‐fat diet. The Journal Of Physiology 2021, 600: 797-813. PMID: 33450053, DOI: 10.1113/jp280820.Peer-Reviewed Original ResearchConceptsTime-restricted feedingHigh-fat dietAerobic exercise trainingMale Swiss miceHigh-fat diet feedingFatty acid oxidationSwiss miceExercise trainingMetabolic disordersDiet feedingLiver metabolismAE trainingAcid oxidationLower serum triglyceridesHepatic lipid accumulationHepatic lipid contentImproved hepatic metabolismLipogenic gene expressionSerum triglyceridesAdiposity gainBody adiposityGlycaemic homeostasisInsulin sensitivityHepatic metabolismGlucose metabolism
2020
Acute physical exercise increases PI3K‐p110α protein content in the hypothalamus of obese mice
Gaspar R, Nakandakari S, Muñoz V, Vieira R, da Silva A, Cintra D, de Moura L, Ropelle E, Pauli J. Acute physical exercise increases PI3K‐p110α protein content in the hypothalamus of obese mice. Journal Of Anatomy 2020, 238: 743-750. PMID: 33094520, PMCID: PMC7855078, DOI: 10.1111/joa.13342.Peer-Reviewed Original ResearchConceptsObese miceAcute exerciseFood intakePhysical exerciseCumulative food intakeBlood-brain barrierAcute physical exerciseEnergy homeostasis controlSuppressor of cytokineMain adipokinesHypothalamic nucleiPeripheral organsObese animalsLeptin signalingHypothalamusInsulin actionCentral signalingLeptinProtein levelsActivation of phosphoinositideMiceInsulin pathwayExerciseIntakeHomeostasis controlA Membrane-Bound Diacylglycerol Species Induces PKCϵ-Mediated Hepatic Insulin Resistance
Lyu K, Zhang Y, Zhang D, Kahn M, Ter Horst KW, Rodrigues MRS, Gaspar RC, Hirabara SM, Luukkonen PK, Lee S, Bhanot S, Rinehart J, Blume N, Rasch MG, Serlie MJ, Bogan JS, Cline GW, Samuel VT, Shulman GI. A Membrane-Bound Diacylglycerol Species Induces PKCϵ-Mediated Hepatic Insulin Resistance. Cell Metabolism 2020, 32: 654-664.e5. PMID: 32882164, PMCID: PMC7544641, DOI: 10.1016/j.cmet.2020.08.001.Peer-Reviewed Original ResearchConceptsPlasma membraneEndoplasmic reticulumHigh-fat diet-induced hepatic insulin resistanceSubcellular fractionation methodInsulin receptor kinaseKey lipid speciesHepatic insulin resistanceDiet-induced hepatic insulin resistanceReceptor kinaseDiacylglycerol acyltransferase 2Molecular mechanismsAcute knockdownPhosphorylationLipid dropletsLipid speciesAcyltransferase 2KnockdownLiver-specific overexpressionDAG accumulationPKCϵDAG contentMembraneFractionation methodKinaseMitochondriaWhen fasting results in metabolic damage: a matter of sex
Muñoz V, Vieira R, Gaspar R. When fasting results in metabolic damage: a matter of sex. The Journal Of Physiology 2020, 598: 3067-3069. PMID: 32406089, DOI: 10.1113/jp279873.Peer-Reviewed Original Research
2019
Rho-kinase activity is upregulated in the skeletal muscle of aged exercised rats
Muñoz V, Gaspar R, Minuzzi L, Dos Santos Canciglieri R, da Silva A, de Moura L, Cintra D, Ropelle E, Pauli J. Rho-kinase activity is upregulated in the skeletal muscle of aged exercised rats. Experimental Gerontology 2019, 128: 110746. PMID: 31629802, DOI: 10.1016/j.exger.2019.110746.Peer-Reviewed Original ResearchNAD+ precursor increases aerobic performance in mice
Crisol B, Veiga C, Braga R, Lenhare L, Baptista I, Gaspar R, Muñoz V, Cordeiro A, da Silva A, Cintra D, Moura L, Pauli J, Ropelle E. NAD+ precursor increases aerobic performance in mice. European Journal Of Nutrition 2019, 59: 2427-2437. PMID: 31494696, DOI: 10.1007/s00394-019-02089-z.Peer-Reviewed Original ResearchConceptsNR supplementationSkeletal muscleMitochondrial markersMitochondrial proteinsTranscriptomic analysisRate-limiting enzymePhysiological assaysMitochondrial metabolismMitochondrial biogenesisMitochondrial oxidative capacityBXD miceIsogenic strainsDifferent phenotypesProtein contentMolecular assaysAerobic performanceOxidative capacityMuscle metabolismMetabolismBiogenesisMTCO1AssaysLarge panelBiosynthesisGenesAcute physical exercise increases APPL1/PI3K signaling in the hypothalamus of lean mice
Gaspar R, Muñoz V, Kuga G, Nakandakari S, Crisol B, Lenhare L, Breda L, Botezelli J, Sant'Ana M, da Silva A, Cintra D, de Moura L, Ropelle E, Pauli J. Acute physical exercise increases APPL1/PI3K signaling in the hypothalamus of lean mice. European Journal Of Neuroscience 2019, 50: 3181-3190. PMID: 31206806, DOI: 10.1111/ejn.14490.Peer-Reviewed Original ResearchConceptsLean miceExercise sessionsPhysical exerciseAcute exercise sessionAcute physical exercisePhysical exercise sessionPI3K p110PI3K mRNAAdiponectin pathwayArcuate nucleusSwiss miceHypothalamusAdiponectinEnergy homeostasisMiceMRNA levelsPI3KFood consumptionLeucine zipper motif 1BXD miceExerciseK mRNAPresent studyPositive correlationKey proteinsLifelong exercise practice and immunosenescence: Master athletes cytokine response to acute exercise
Minuzzi L, Chupel M, Rama L, Rosado F, Muñoz V, Gaspar R, Kuga G, Furtado G, Pauli J, Teixeira A. Lifelong exercise practice and immunosenescence: Master athletes cytokine response to acute exercise. Cytokine 2019, 115: 1-7. PMID: 30616033, DOI: 10.1016/j.cyto.2018.12.006.Peer-Reviewed Original ResearchConceptsMiddle-aged groupAnti-inflammatory cytokinesMaster athletesAcute exerciseIL-1βIL-4IL-10 levelsAcute exercise effectsMiddle age groupIL-17IL-10IL-1raMaximal incremental testIL-6IL-8Mean VOExercise effectsBlood samplesCycle ergometerExercise practiceAthlete groupCytokinesYounger groupYoung adultsIncremental test
2018
The Effects of Aging on Rho-Kinase and Insulin Signaling in Skeletal Muscle and White Adipose Tissue of Rats
Muñoz V, Gaspar R, Kuga G, Pavan I, Simabuco F, da Silva A, de Moura L, Cintra D, Ropelle E, Pauli J. The Effects of Aging on Rho-Kinase and Insulin Signaling in Skeletal Muscle and White Adipose Tissue of Rats. The Journals Of Gerontology Series A 2018, 75: 432-436. PMID: 30596894, DOI: 10.1093/gerona/gly293.Peer-Reviewed Original ResearchUnsaturated fatty acids from flaxseed oil and exercise modulate GPR120 but not GPR40 in the liver of obese mice: a new anti-inflammatory approach
Gaspar R, Veiga C, Bessi M, Dátilo M, Sant'Ana M, Rodrigues P, de Moura L, da Silva A, Santos G, Catharino R, Ropelle E, Pauli J, Cintra D. Unsaturated fatty acids from flaxseed oil and exercise modulate GPR120 but not GPR40 in the liver of obese mice: a new anti-inflammatory approach. The Journal Of Nutritional Biochemistry 2018, 66: 52-62. PMID: 30771734, DOI: 10.1016/j.jnutbio.2018.12.003.Peer-Reviewed Original ResearchConceptsHigh-fat dietPhysical exerciseObese miceNew anti-inflammatory approachesFlaxseed oilAnti-inflammatory approachesAnti-inflammatory propertiesChronic physical exerciseImpact of exerciseType 2 diabetesInflammatory markersInflammatory responseExercise performanceHepatic metabolismGPR120Fat depotsSources of ω3GPR40ObesityLiverΒ-arrestinMiceRelated cascadesExerciseInsulinImmune‐endocrine responses and physical performance of master athletes during the sports season
Minuzzi L, Rama L, Chupel M, Rosado F, Kuga G, Gaspar R, Muñoz V, Pauli J, Paiva A, Teixeira A. Immune‐endocrine responses and physical performance of master athletes during the sports season. Journal Of Cellular Biochemistry 2018, 120: 5551-5557. PMID: 30320909, DOI: 10.1002/jcb.27839.Peer-Reviewed Original ResearchConceptsMaster athletesTestosterone levelsImmune-endocrine responsesTestosterone/cortisol ratioLow testosterone levelsMaximal heart rateLean body massMale master athletesSports seasonMaximal oxygen consumptionCortisol ratioFat massImmunoglobulin AHeart rateBody compositionCortisol levelsPhysical performanceReduced percentageTraining seasonRegular trainingOxygen consumptionAthletesBody massMarkersAnthropometricPhysical training reverses changes in hepatic mitochondrial diameter of Alloxan-induced diabetic rats
Kuga G, Gaspar R, Muñoz V, Nakandakari S, Breda L, Sandoval B, Caetano F, de Almeida Leme J, Pauli J, Gomes R. Physical training reverses changes in hepatic mitochondrial diameter of Alloxan-induced diabetic rats. Einstein (São Paulo) 2018, 16: eao4353. PMID: 30088548, PMCID: PMC6110382, DOI: 10.1590/s1679-45082018ao4353.Peer-Reviewed Original ResearchConceptsDiabetic ratsBody weightDiabetic groupSedentary diabeticDiabetic animalsPhysical trainingSedentary diabetic animalsPhysical training protocolMitochondrial diameterDiabetes mellitusAlloxan administrationBlood insulinExercise protocolSerum glucoseSedentary controlsWistar ratsHepatic metabolismReverses changesLiver glycogenHepatic glycogenDiabeticsRatsMeasurements of glycogenLiver samplesTraining protocolImpaired insulin signaling and spatial learning in middle-aged rats: The role of PTP1B
Kuga G, Muñoz V, Gaspar R, Nakandakari S, da Silva A, Botezelli J, Leme J, Gomes R, de Moura L, Cintra D, Ropelle E, Pauli J. Impaired insulin signaling and spatial learning in middle-aged rats: The role of PTP1B. Experimental Gerontology 2018, 104: 66-71. PMID: 29421605, DOI: 10.1016/j.exger.2018.02.005.Peer-Reviewed Original ResearchConceptsMiddle-aged ratsBrain-derived neurotrophic factorΒ-amyloid contentAlzheimer's diseaseInsulin resistanceTau phosphorylationMorris water maze testMiddle-aged Wistar ratsInsulin tolerance testMain risk factorsAge-related changesNeurotrophic factorTolerance testRisk factorsMaze testImpaired insulinWistar ratsNew therapiesHippocampus regionBody weightCognitive declineRole of PTP1BSynaptic plasticityRatsSpatial learningExercise increases Rho‐kinase activity and insulin signaling in skeletal muscle
Muñoz V, Gaspar R, Kuga G, da Rocha A, Crisol B, Botezelli J, Baptista I, Mekary R, da Silva A, Cintra D, de Moura L, Ropelle E, Pauli J. Exercise increases Rho‐kinase activity and insulin signaling in skeletal muscle. Journal Of Cellular Physiology 2018, 233: 4791-4800. PMID: 29219181, DOI: 10.1002/jcp.26278.Peer-Reviewed Original Research
2017
The role of physical exercise on Sestrin1 and 2 accumulations in the skeletal muscle of mice
Crisol B, Lenhare L, Gaspar R, Gaspar R, Muñoz V, da Silva A, Cintra D, de Moura L, Pauli J, Ropelle E. The role of physical exercise on Sestrin1 and 2 accumulations in the skeletal muscle of mice. Life Sciences 2017, 194: 98-103. PMID: 29273527, DOI: 10.1016/j.lfs.2017.12.023.Peer-Reviewed Original ResearchConceptsStress-related proteinsThreonine phosphorylationBXD miceSkeletal muscleSesn2 mRNATranscriptomic analysisProtein contentBioinformatics analysisIsogenic strainsSestrin 1SestrinsSESN1Phenotypic patternsSestrin1Sestrin2 expressionPhosphorylationMRNA levelsWestern blotProteinNew insightsExperimental approachBasal levelsLarge panelAccumulationMiceHigh Dosage of Vitamin D Regulates the Energy Metabolism and Increases Insulin Sensitivity, but are Associated with High Levels of Kidney Damage
Gaspar R, Botezelli J, Kuga G, Muñoz V, Coope A, Pereira R, da Silva A, Cintra D, de Moura L, Ropelle E, Pauli J. High Dosage of Vitamin D Regulates the Energy Metabolism and Increases Insulin Sensitivity, but are Associated with High Levels of Kidney Damage. Drug Development Research 2017, 78: 203-209. PMID: 28718949, DOI: 10.1002/ddr.21394.Peer-Reviewed Original ResearchConceptsMetabolic disordersHigh dosesRole of VitDVitamin D deficiencyImportant therapeutic targetD deficiencyRenal damageObese miceC57BL/6J miceInsulin sensitivityMetabolic benefitsTherapeutic strategiesTherapeutic targetVitDMiceDosesBody massDisordersLarge proportionCalcitriolObeseKidneyDiseaseDoseAdministrationPhysical exercise reduces pyruvate carboxylase (PCB) and contributes to hyperglycemia reduction in obese mice
Muñoz V, Gaspar R, Crisol B, Formigari G, Sant’Ana M, Botezelli J, Gaspar R, da Silva A, Cintra D, de Moura L, Ropelle E, Pauli J. Physical exercise reduces pyruvate carboxylase (PCB) and contributes to hyperglycemia reduction in obese mice. The Journal Of Physiological Sciences 2017, 68: 493-501. PMID: 28710665, PMCID: PMC10717866, DOI: 10.1007/s12576-017-0559-3.Peer-Reviewed Original ResearchConceptsDiet-induced obesityObesity-inducing dietInsulin tolerance testObese micePhysical exerciseDIO miceExercise trainingControl miceHepatic tissueStandard rodent chowDevelopment of hyperglycemiaExercise training protocolType 2 diabetesTreadmill running protocolPhysical exercise sessionGlucose homeostasis controlEXE miceHyperglycemia reductionObese conditionsRodent chowTolerance testSerum glucoseSwiss miceExercise sessionsEpididymal fat