2018
Loss of Nucleobindin-2 Causes Insulin Resistance in Obesity without Impacting Satiety or Adiposity
Ravussin A, Youm YH, Sander J, Ryu S, Nguyen K, Varela L, Shulman GI, Sidorov S, Horvath TL, Schultze JL, Dixit VD. Loss of Nucleobindin-2 Causes Insulin Resistance in Obesity without Impacting Satiety or Adiposity. Cell Reports 2018, 24: 1085-1092.e6. PMID: 30067966, PMCID: PMC6223120, DOI: 10.1016/j.celrep.2018.06.112.Peer-Reviewed Original ResearchConceptsHigh-fat dietInsulin resistanceFood intakeMetabolic inflammationNucleobindin-2M2-like macrophage polarizationHigh-fat diet feedingWeight lossAdipose tissue macrophagesObesity-associated diseasesNesfatin-1Insulin sensitivityDiet feedingMacrophage polarizationNUCB2 proteinMyeloid cellsTissue macrophagesGlobal deletionClassical M1NUCB2NFκB-dependent mannerWeight gainSatietyIntakeAdiposity
2017
Regulation of body weight and energy homeostasis by neuronal cell adhesion molecule 1
Rathjen T, Yan X, Kononenko NL, Ku MC, Song K, Ferrarese L, Tarallo V, Puchkov D, Kochlamazashvili G, Brachs S, Varela L, Szigeti-Buck K, Yi CX, Schriever SC, Tattikota SG, Carlo AS, Moroni M, Siemens J, Heuser A, van der Weyden L, Birkenfeld AL, Niendorf T, Poulet JFA, Horvath TL, Tschöp MH, Heinig M, Trajkovski M, Haucke V, Poy MN. Regulation of body weight and energy homeostasis by neuronal cell adhesion molecule 1. Nature Neuroscience 2017, 20: 1096-1103. PMID: 28628102, PMCID: PMC5533218, DOI: 10.1038/nn.4590.Peer-Reviewed Original Research
2016
CD301b+ Mononuclear Phagocytes Maintain Positive Energy Balance through Secretion of Resistin-like Molecule Alpha
Kumamoto Y, Camporez JP, Jurczak MJ, Shanabrough M, Horvath T, Shulman GI, Iwasaki A. CD301b+ Mononuclear Phagocytes Maintain Positive Energy Balance through Secretion of Resistin-like Molecule Alpha. Immunity 2016, 45: 583-596. PMID: 27566941, PMCID: PMC5033704, DOI: 10.1016/j.immuni.2016.08.002.Peer-Reviewed Original ResearchConceptsMononuclear phagocytesResistin-like molecule αResistin-like molecule alphaSignificant weight lossPositive energy balanceInsulin sensitivityGlucose metabolismAdipose tissueBody weightMultiple organsMultifunctional cytokineBody homeostasisMarked reductionHeterogeneous groupWeight lossPhagocytesMolecule αHomeostasisEnergy balanceRELMαCD301bNormoglycemiaCytokinesMacrophagesHypothalamic TLR2 triggers sickness behavior via a microglia-neuronal axis
Jin S, Kim JG, Park JW, Koch M, Horvath TL, Lee BJ. Hypothalamic TLR2 triggers sickness behavior via a microglia-neuronal axis. Scientific Reports 2016, 6: 29424. PMID: 27405276, PMCID: PMC4942617, DOI: 10.1038/srep29424.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAnorexiaArcuate Nucleus of HypothalamusCyclooxygenase InhibitorsEnergy MetabolismFeverInflammationLipopeptidesMaleMiceMice, KnockoutMicrogliaMyeloid Differentiation Factor 88NF-kappa BPro-OpiomelanocortinRatsReceptor, Melanocortin, Type 3Receptor, Melanocortin, Type 4Toll-Like Receptor 2Weight LossConceptsSickness behaviorHypothalamic inflammationToll-like receptor 2 (TLR2) activationSickness behavior symptomsNuclear factor kappa BBody weight lossReceptor 2 activationFactor kappa BNeuronal circuit functionHypothalamic microgliaProopiomelanocortin neuronsInflammatory mechanismsIntracerebroventricular injectionPathophysiologic mechanismsTLR2 activationInflammatory processCyclooxygenase pathwayNeuronal activationKappa BBehavior symptomsWeight lossInput organizationMicrogliaTLR2Inflammation
2015
Reducing Adiposity in a Critical Developmental Window Has Lasting Benefits in Mice
Lerea JS, Ring LE, Hassouna R, Chong AC, Szigeti-Buck K, Horvath TL, Zeltser LM. Reducing Adiposity in a Critical Developmental Window Has Lasting Benefits in Mice. Endocrinology 2015, 157: 666-678. PMID: 26587784, PMCID: PMC4733128, DOI: 10.1210/en.2015-1753.Peer-Reviewed Original ResearchConceptsDietary interventionBrown adipose tissue thermogenesisWeight lossEarly-onset hyperphagiaRapid weight regainEarly-onset obesityEnergy expenditureAdipose tissue thermogenesisCritical developmental windowWeight regainSympathetic toneMetabolic improvementHypothalamic leptinTissue thermogenesisEarly interventionCompensatory decreaseUnfavorable responseMiceMost adultsObesityAdiposityInterventionDevelopmental windowAdultsBrown adipose tissue mitochondria
2011
Effects of chronic weight perturbation on energy homeostasis and brain structure in mice
Ravussin Y, Gutman R, Diano S, Shanabrough M, Borok E, Sarman B, Lehmann A, LeDuc CA, Rosenbaum M, Horvath TL, Leibel RL. Effects of chronic weight perturbation on energy homeostasis and brain structure in mice. AJP Regulatory Integrative And Comparative Physiology 2011, 300: r1352-r1362. PMID: 21411766, PMCID: PMC3119157, DOI: 10.1152/ajpregu.00429.2010.Peer-Reviewed Original ResearchConceptsDiet-induced obeseEnergy expenditureArcuate nucleus proopiomelanocortin neuronsWeight lossWeight-reduced individualsSustained weight lossReduced body weightObese human subjectsCentral nervous systemHuman subjectsSustained weight gainProopiomelanocortin neuronsBody massUpward resettingMale miceExcitatory synapsesBody fatMouse modelBody weightNervous systemSynaptic changesPersistent decreaseEnergy homeostasisWeight gainBrain structures