2020
No modulation of postprandial metabolism by transcutaneous auricular vagus nerve stimulation: a cross-over study in 15 healthy men
Vosseler A, Zhao D, Fritsche L, Lehmann R, Kantartzis K, Small DM, Peter A, Häring HU, Birkenfeld AL, Fritsche A, Wagner R, Preißl H, Kullmann S, Heni M. No modulation of postprandial metabolism by transcutaneous auricular vagus nerve stimulation: a cross-over study in 15 healthy men. Scientific Reports 2020, 10: 20466. PMID: 33235256, PMCID: PMC7686306, DOI: 10.1038/s41598-020-77430-2.Peer-Reviewed Original ResearchConceptsTranscutaneous auricular vagus nerve stimulationOral glucose tolerance testAuricular vagus nerve stimulationVagus nerve stimulationGlucose tolerance testAutonomic nervous systemNerve stimulationCatecholamine levelsTolerance testNervous systemHealthy lean menCross-over studyHeart rate variability parametersCross-over designWhole-body metabolismHeart rate variabilityMajor regulatory effectsLean menAutonomic innervationAutonomic toneHealthy menPlasma glucoseInsulin sensitivityPeripheral organsInsulin secretion
2016
Perceptual and Brain Response to Odors Is Associated with Body Mass Index and Postprandial Total Ghrelin Reactivity to a Meal
Sun X, Veldhuizen MG, Babbs AE, Sinha R, Small DM. Perceptual and Brain Response to Odors Is Associated with Body Mass Index and Postprandial Total Ghrelin Reactivity to a Meal. Chemical Senses 2016, 41: 233-248. PMID: 26826114, PMCID: PMC4850930, DOI: 10.1093/chemse/bjv081.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultBody Mass IndexCerebellumFastingFemaleGhrelinHumansMaleOdorantsOlfactory PerceptionOverweightPostprandial PeriodSmellYoung AdultConceptsBody mass indexMass indexHealthy weight subjectsBrain responsesFunctional magnetic resonance imagingMagnetic resonance imagingGhrelin suppressionWeight subjectsMetabolic healthFree fatty acidsMetabolic measuresAnimal studiesBody weightResonance imagingOlfactory-guided behaviorDifferential brain responsesEndocrine influencesChemosensory stimuliMetabolic peptidesMetabolic responseOlfactory sensitivityHuman researchInconsistent resultsMealFatty acids