2006
Ghrelin controls hippocampal spine synapse density and memory performance
Diano S, Farr SA, Benoit SC, McNay EC, da Silva I, Horvath B, Gaskin FS, Nonaka N, Jaeger LB, Banks WA, Morley JE, Pinto S, Sherwin RS, Xu L, Yamada KA, Sleeman MW, Tschöp MH, Horvath TL. Ghrelin controls hippocampal spine synapse density and memory performance. Nature Neuroscience 2006, 9: 381-388. PMID: 16491079, DOI: 10.1038/nn1656.Peer-Reviewed Original ResearchConceptsHippocampal spine synapse densitySpine synapse densitySpine synapse formationGrowth hormone releaseNovel therapeutic strategiesLong-term potentiationHigher brain functionsEnhanced spatial learningGut hormonesGhrelin administrationHypothalamic actionSynapse densitySpine synapsesCA1 regionHormone releaseNeuropeptide ghrelinGhrelin bindingHippocampal formationTherapeutic strategiesMelanocortin systemGhrelinBrain areasMetabolic controlSynaptic changesSynaptic plasticity
2003
Estrogen mediates sex differences in stress-induced prefrontal cortex dysfunction
Shansky RM, Glavis-Bloom C, Lerman D, McRae P, Benson C, Miller K, Cosand L, Horvath TL, Arnsten AF. Estrogen mediates sex differences in stress-induced prefrontal cortex dysfunction. Molecular Psychiatry 2003, 9: 531-538. PMID: 14569273, DOI: 10.1038/sj.mp.4001435.Peer-Reviewed Original ResearchConceptsMajor depressive disorderFemale ratsBenzodiazepine inverse agonistPrefrontal cortex dysfunctionStress-related disordersSex differencesEstrogen replacementPrefrontal cortex functionDepressive disorderOvariectomized femalesPFC dysfunctionLow dosesCortex functionInverse agonistUncontrollable stressAnxiety disordersDisordersNeurobiological basisDysfunctionRatsPresent studyStress systemExposureMemory taskProestrus