2011
Ghrelin Enhances Olfactory Sensitivity and Exploratory Sniffing in Rodents and Humans
Tong J, Mannea E, Aimé P, Pfluger PT, Yi CX, Castaneda TR, Davis HW, Ren X, Pixley S, Benoit S, Julliard K, Woods SC, Horvath TL, Sleeman MM, D'Alessio D, Obici S, Frank R, Tschöp MH. Ghrelin Enhances Olfactory Sensitivity and Exploratory Sniffing in Rodents and Humans. Journal Of Neuroscience 2011, 31: 5841-5846. PMID: 21490225, PMCID: PMC3089941, DOI: 10.1523/jneurosci.5680-10.2011.Peer-Reviewed Original ResearchConceptsExploratory sniffingAppetite-stimulating hormone ghrelinOlfactory sensitivityOverall functionGhrelin infusionIntracerebroventricular ghrelinGhrelin receptorHormone ghrelinSaline infusionOlfactory functionNeuroendocrine circuitsGhrelinUnderlying neural mechanismsEnergy homeostasisOdor detectionOlfactory processingOlfactory circuitFood seekingNeural mechanismsSniff magnitudeInfusionNovel roleOlfactory detectionSniffingSpecific effects
2004
Central Administration of Ghrelin and Agouti-Related Protein (83–132) Increases Food Intake and Decreases Spontaneous Locomotor Activity in Rats
Tang-Christensen M, Vrang N, Ortmann S, Bidlingmaier M, Horvath TL, Tschöp M. Central Administration of Ghrelin and Agouti-Related Protein (83–132) Increases Food Intake and Decreases Spontaneous Locomotor Activity in Rats. Endocrinology 2004, 145: 4645-4652. PMID: 15231700, DOI: 10.1210/en.2004-0529.Peer-Reviewed Original ResearchConceptsNeuropeptides neuropeptide YFood intakePhysical activityLocomotor activityOrexigenic neuropeptides neuropeptide YCentral administrationSpontaneous physical activitySingle intracerebroventricular injectionMajor etiological factorGH secretagogue receptorSpontaneous locomotor activityOverall locomotor activityDose-dependent mannerNovel peptide hormoneGhrelin injectionIntracerebroventricular injectionHypothalamic neuronsNeuropeptide YSecretagogue receptorEtiological factorsGhrelinHigh doseEndogenous ligandHunger factorAgRP