Theta band power increases in the posterior hippocampus predict successful episodic memory encoding in humans.

abstract：:There is extensive research regarding the neural mechanisms involved in satiety and meal termination; in contrast, there is very limited understanding of how meal onset is regulated. On the basis of several converging lines of evidence, we hypothesized that hippocampal neurons form a memory of a meal and inhibit meal ...

journal_title：Hippocampus

authors： Henderson YO,Smith GP,Parent MB

更新日期：2013-01-01 00:00:00

abstract：:There is an ongoing debate regarding the respective role of anterior subhippocampal structures and the hippocampus in recognition memory. Here, we report a double anatomo-functional dissociation observed in two brain-damaged patients, FRG and JMG. They both suffered from complete destruction of left MTL structures. In...

journal_title：Hippocampus

authors： Barbeau EJ,Pariente J,Felician O,Puel M

更新日期：2011-09-01 00:00:00

abstract：:Aniracetam reversibly increased synaptic responses mediated by the AMPA but not the NMDA subclass of glutamate receptors in hippocampus and was considerably more potent than structurally similar nootropics. The drug had greater effects on field excitatory postsynaptic potentials (EPSPs) in the dentate gyrus and CA1 re...

journal_title：Hippocampus

authors： Xiao P,Staubli U,Kessler M,Lynch G

更新日期：1991-10-01 00:00:00

abstract：:In the mammalian brain, newly acquired memories depend on the hippocampus (HPC) for maintenance and recall, but over time, the neocortex takes over these functions, rendering memories HPC-independent. The process responsible for this transformation is called systems memory consolidation. Reactivation of a well-consoli...

journal_title：Hippocampus

authors： Helfer P,Shultz TR

更新日期：2020-07-01 00:00:00

abstract：:Gelsolin is an actin-binding protein that regulates actin filament-severing and capping activity in the various processes of cell motilities. Here, we report the expression of gelsolin mRNA and protein in the hippocampus following transections of the entorhinal afferents. Northern blot analysis showed that transcript ...

journal_title：Hippocampus

authors： Dong JH,Ying GX,Liu X,Wang WY,Wang Y,Ni ZM,Zhou CF

更新日期：2006-01-01 00:00:00

abstract：:The vestibular system contributes to the performance of various spatial memory tasks, but few studies have attempted to disambiguate the roles of the semicircular canals and otolith organs in this performance. This study tested the otolithic contribution to spatial working and reference memory by evaluating the perfor...

journal_title：Hippocampus

authors： Yoder RM,Kirby SL

更新日期：2014-10-01 00:00:00

abstract：:Individual variation in the attribution of motivational salience to reward-related cues is believed to underlie addiction vulnerability. Pavlovian conditioned approach measures individual variation in motivational salience by identifying rats that are attracted to and motivated by reward cues (sign-trackers) or motiva...

journal_title：Hippocampus

authors： Fitzpatrick CJ,Creeden JF,Perrine SA,Morrow JD

更新日期：2016-11-01 00:00:00

abstract：:Structural integrity of the human hippocampus is widely acknowledged to be necessary for the successful encoding and retrieval of autobiographical memories. However, evidence for an association between hippocampal volume and the ability to recall such memories in healthy individuals is mixed. Here we examined this iss...

journal_title：Hippocampus

authors： Barry DN,Clark IA,Maguire EA

更新日期：2020-12-15 00:00:00

abstract：:Episodic memory improves during childhood and this improvement has been associated with age differences in hippocampal function, but previous research has not manipulated the possible underlying mechanisms. We tested the hypothesis that age-related differences in hippocampal activation may reflect changes in retrieval...

journal_title：Hippocampus

authors： DeMaster D,Coughlin C,Ghetti S

更新日期：2016-04-01 00:00:00

abstract：:Wnt proteins have emerged as transmembrane signaling molecules that regulate learning and memory as well as synaptic plasticity at central synapses (Inestrosa and Arenas (2010) Nat Rev Neurosci 11:77-86; Maguschak and Ressler (2011) J Neurosci 31:13057-13067; Tabatadze et al. (2012) Hippocampus 22: 1228-1241; Fortress...

journal_title：Hippocampus

authors： Tabatadze N,McGonigal R,Neve RL,Routtenberg A

更新日期：2014-04-01 00:00:00

abstract：:Previous work has shown that immunohistochemical imaging of Fos protein is a reliable marker for changes in activity related to recognition memory in the perirhinal (PRH) cortex of the medial temporal lobe; however, whether PRH Fos expression is necessary for recognition memory had not been established. To investigate...

journal_title：Hippocampus

authors： Seoane A,Tinsley CJ,Brown MW

更新日期：2012-11-01 00:00:00

abstract：:Nearby grid cells have been observed to express a remarkable degree of long-range order, which is often idealized as extending potentially to infinity. Yet their strict periodic firing and ensemble coherence are theoretically possible only in flat environments, much unlike the burrows which rodents usually live in. Ar...

journal_title：Hippocampus

authors： Stella F,Urdapilleta E,Luo Y,Treves A

更新日期：2020-04-01 00:00:00

abstract：:Functional neuroimaging is uniquely placed to examine the dynamic nature of normal human memory, the distributed brain networks that support it, and how they are modulated. Memory has traditionally been classified into context-specific memories personally experienced ("episodic memory") and impersonal non-context-spec...

journal_title：Hippocampus

authors： Maguire EA,Mummery CJ

更新日期：1999-01-01 00:00:00

abstract：:Neuronal mechanisms of episodic memory, the conscious recollection of autobiographical events, are largely unknown because electrophysiological studies in humans are conducted only in exceptional circumstances. Unit recording studies in animals are thus crucial for understanding the neurophysiological substrate that e...

journal_title：Hippocampus

authors： Ferbinteanu J,Kennedy PJ,Shapiro ML

更新日期：2006-01-01 00:00:00

abstract：:Pituitary adenylate cyclase-activating polypeptide (PACAP), a neurotrophic and neuromodulatory peptide, was recently shown to enhance NMDA receptor-mediated currents in the hippocampus (Macdonald, et al. 2005. J Neurosci 25:11374-11384). To check if PACAP might also modulate AMPA receptor function, we tested its effec...

journal_title：Hippocampus

authors： Costa L,Santangelo F,Li Volsi G,Ciranna L

更新日期：2009-01-01 00:00:00

abstract：:The authors propose a computational theory of the hippocampal region's function in mediating stimulus representations. The theory assumes that the hippocampal region develops new stimulus representations that enhance the discriminability of differentially predictive cues while compressing the representation of redunda...

journal_title：Hippocampus

authors： Gluck MA,Myers CE

更新日期：1993-10-01 00:00:00

abstract：:The present study evaluated the effects of a single intrahippocampal administration of brain-derived neurotrophic factor (BDNF) on memory retention in a water maze. Adult rats were trained in a water maze (acquisition phase, day 1). Immediately after the last training trial subjects were injected in the right hippocam...

journal_title：Hippocampus

authors： Cirulli F,Berry A,Chiarotti F,Alleva E

更新日期：2004-01-01 00:00:00

abstract：:The importance of the perirhinal cortex for visual recognition memory performance is undisputed. However, it has not been clear whether its contribution to performance is mainly perceptual, or mainly mnemonic, or whether the perirhinal cortex contributes to both perception and memory. We determined the effects of medi...

journal_title：Hippocampus

authors： Buffalo EA,Reber PJ,Squire LR

更新日期：1998-01-01 00:00:00

abstract：:Despite evidence that the extracellular matrix glycoprotein tenascin-C (TNC) is implicated in brain development and plasticity, its roles in the intact adult brain are unknown. Here we report that spontaneous local field potential (LFP) activity in freely moving adult TNC-deficient mice is abnormal. The power of corti...

journal_title：Hippocampus

authors： Gurevicius K,Kuang F,Stoenica L,Irintchev A,Gureviciene I,Dityatev A,Schachner M,Tanila H

更新日期：2009-12-01 00:00:00

abstract：:Dual-process theories of episodic memory state that retrieval is contingent on two independent processes: familiarity (providing a sense of oldness) and recollection (recovering events and their context). A variety of studies have reported distinct neural signatures for familiarity and recollection, supporting dual-pr...

journal_title：Hippocampus

authors： Greve A,Donaldson DI,van Rossum MC

更新日期：2010-02-01 00:00:00

abstract：:Short-term memory was assessed in two groups of amnesic patients. Six patients had confirmed or suspected damage to the hippocampal formation, and six patients had diencephalic damage as a result of alcoholic Korsakoff's syndrome. Verbal short-term memory was evaluated with seven separate administrations of the standa...

journal_title：Hippocampus

authors： Cave CB,Squire LR

更新日期：1992-04-01 00:00:00

abstract：:Processing of multimodal sensory information by the morphological subdivisions of the hippocampus and its input and output structures was investigated in unanesthetized rabbits by extracellular recording of neuronal activity. Analysis shows principal differences between CA3 neurons with uniform multimodal, mainly inhi...

journal_title：Hippocampus

authors： Vinogradova OS

更新日期：2001-01-01 00:00:00

abstract：:The conditioned cue preference (CCP) task was used to study the ability of rats to discriminate between spatial locations. Food-deprived rats explored an eight-arm radial maze with no food present (pre-exposure). On subsequent days, they were alternately confined in one arm of the maze with food and in another arm wit...

journal_title：Hippocampus

authors： Gaskin S,Chai SC,White NM

更新日期：2005-01-01 00:00:00

abstract：:The hippocampus and the medial temporal lobe cortex [medial temporal lobe cortices (MTLC)] both contribute to long-term memory. Although their contributions are thought to be dissociable, the nature of the representations that each region supports remains unclear. The Complementary Learning Systems (CLS) modeling appr...

journal_title：Hippocampus

authors： Duff MC,Warren DE,Gupta R,Vidal JP,Tranel D,Cohen NJ

更新日期：2012-05-01 00:00:00

abstract：:Two recent meta-analyses, drawing on data from many of the same studies with monkeys, reached different conclusions about the relationship between hippocampal damage and recognition memory performance. Both studies found evidence of recognition memory impairment following hippocampal damage. However, Zola et al. (J Ne...

journal_title：Hippocampus

authors： Zola SM,Squire LR

更新日期：2001-01-01 00:00:00

abstract：:The aim of this study was to investigate the role of the human hippocampus in episodic retrieval of odors, in comparison with episodic retrieval of visual objects. Subjects encoded a set of unique odors and objects, and retrieval was tested the next day during functional magnetic resonance imaging (fMRI). Subjects wer...

journal_title：Hippocampus

authors： Lehn H,Kjønigsen LJ,Kjelvik G,Håberg AK

更新日期：2013-02-01 00:00:00

abstract：:The effects of intradentate colchicine injections on the performance of tasks requiring spatial working and reference memory are controversial. Multiple-site colchicine injections (7 microg/microl; via a drawn micropipette) throughout the dentate gyrus (DG) of rats (nine sites in each hemisphere, 0.06 microl at each s...

journal_title：Hippocampus

authors： Xavier GF,Oliveira-Filho FJ,Santos AM

更新日期：1999-01-01 00:00:00

abstract：:The human medial temporal lobe (MTL) is known to be involved in declarative memory, yet the exact contributions of the various MTL structures are not well understood. In particular, the data as to whether the hippocampal region is preferentially involved in the encoding and/or retrieval of associative memory have not ...

journal_title：Hippocampus

authors： Kirwan CB,Stark CE

更新日期：2004-01-01 00:00:00

abstract：:This study investigated the effects of progesterone (P4) on the production and survival of neurons in the hippocampal dentate gyrus of adult male mice. The administration of P4 (4 mg/kg) for 3 consecutive days beginning on the 0-2nd day after the first BrdU-injection (BrdU-D(0-2)) produced an approximately twofold inc...

journal_title：Hippocampus

authors： Zhang Z,Yang R,Zhou R,Li L,Sokabe M,Chen L

更新日期：2010-03-01 00:00:00

abstract：:Adult neurogenesis continues throughout life in the mammalian hippocampus. The precise function of the adult generated neurons remains uncertain although there is growing evidence that they are involved in hippocampus-dependent learning and memory. Training rats on a hidden platform version of the Morris water task ha...

journal_title：Hippocampus

authors： Epp JR,Haack AK,Galea LA

更新日期：2010-07-01 00:00:00