All Relations between representation and hippocampus

Reference Sentence Publish Date Extraction Date Species
Alice Berners-Lee, Xiaojing Wu, David J Foste. Prefrontal cortical neurons are selective for non-local hippocampal representations during replay and behavior. The Journal of neuroscience : the official journal of the Society for Neuroscience vol issue 2022 34035138 Prefrontal cortical neurons are selective for non-local hippocampal representations during replay and behavior. 2022-01-08 2022-01-09 rat
Robin K Yuan, Matthew R Lopez, Manuel-Miguel Ramos-Alvarez, Marc E Normandin, Arthur S Thomas, David S Uygun, Vanessa R Cerda, Amandine E Grenier, Matthew T Wood, Celia M Gagliardi, Herminio Guajardo, Isabel A Muzzi. Differential effect of sleep deprivation on place cell representations, sleep architecture, and memory in young and old mice. Cell reports vol 35 issue 11 2022 34133936 In this study, we report how sleep deprivation (SD) affects hippocampal representations, sleep patterns, and memory in young and old mice. 2022-01-04 2022-01-08 mouse
Robin K Yuan, Matthew R Lopez, Manuel-Miguel Ramos-Alvarez, Marc E Normandin, Arthur S Thomas, David S Uygun, Vanessa R Cerda, Amandine E Grenier, Matthew T Wood, Celia M Gagliardi, Herminio Guajardo, Isabel A Muzzi. Differential effect of sleep deprivation on place cell representations, sleep architecture, and memory in young and old mice. Cell reports vol 35 issue 11 2022 34133936 These results suggest SD may serve to ameliorate age-related memory deficits and allow hippocampal representations to adapt to changing environments. 2022-01-04 2022-01-08 mouse
Jianfeng Wu, Wenhui Zhu, Yi Su, Jie Gui, Natasha Lepore, Eric M Reiman, Richard J Caselli, Paul M Thompson, Kewei Chen, Yalin Wan. Predicting Tau Accumulation in Cerebral Cortex with Multivariate MRI Morphometry Measurements, Sparse Coding, and Correntropy. Proceedings of SPIE--the International Society for Optical Engineering vol 12088 issue 2021 34961803 In our previous work, structural MRI-based hippocampal multivariate morphometry statistics (MMS) showed superior performance as an effective neurodegenerative biomarker for preclinical AD and Patch Analysis-based Surface Correntropy-induced Sparse coding and max-pooling (PASCS-MP) has excellent ability to generate low-dimensional representations with strong statistical power for brain amyloid prediction. 2021-12-28 2022-01-08 human
Jianfeng Wu, Wenhui Zhu, Yi Su, Jie Gui, Natasha Lepore, Eric M Reiman, Richard J Caselli, Paul M Thompson, Kewei Chen, Yalin Wan. Predicting Tau Accumulation in Cerebral Cortex with Multivariate MRI Morphometry Measurements, Sparse Coding, and Correntropy. Proceedings of SPIE--the International Society for Optical Engineering vol 12088 issue 2021 34961803 Experimental results suggest that the representations from our MMS and PASCS-MP have stronger predictive power and their predicted Braak12 and Braak34 are closer to the real values compared to the measures derived from other approaches such as hippocampal surface area and volume, and shape morphometry features based on spherical harmonics (SPHARM). 2021-12-28 2022-01-08 human
Debora Ledergerber, Claudia Battistin, Jan Sigurd Blackstad, Richard J Gardner, Menno P Witter, May-Britt Moser, Yasser Roudi, Edvard I Mose. Task-dependent mixed selectivity in the subiculum. Cell reports vol 35 issue 8 2021 34038726 The findings point to a possible contribution of mixed-selective coding in SUB to efficient transmission of hippocampal representations to widespread brain regions. 2021-12-28 2022-01-08 Not clear
Matthias S Treder, Ian Charest, Sebastian Michelmann, Mar\\xc3\\xada Carmen Mart\\xc3\\xadn-Buro, Fr\\xc3\\xa9d\\xc3\\xa9ric Roux, Fernando Carceller-Benito, Arturo Ugalde-Canitrot, David T Rollings, Vijay Sawlani, Ramesh Chelvarajah, Maria Wimber, Simon Hanslmayr, Bernhard P Staresin. The hippocampus as the switchboard between perception and memory. Proceedings of the National Academy of Sciences of the United States of America vol 118 issue 50 2021 34880133 Intriguingly, the hippocampal gamma power increase marked the moment at which extrahippocampal activation patterns shifted from perceptual cue toward mnemonic target representations. 2021-12-22 2022-01-08 Not clear
Eda M\\xc4\\xb1zrak, Nichole R Bouffard, Laura A Libby, Erie D Boorman, Charan Ranganat. The hippocampus and orbitofrontal cortex jointly represent task structure during memory-guided decision making. Cell reports vol 37 issue 9 2021 34852232 We find that after learning, hippocampal and lateral OFC representations differentiated between context-determined and context-invariant task structures. 2021-12-21 2022-01-08 Not clear
Alyssa H Sinclair, Grace M Manalili, Iva K Brunec, R Alison Adcock, Morgan D Barens. Prediction errors disrupt hippocampal representations and update episodic memories. Proceedings of the National Academy of Sciences of the United States of America vol 118 issue 51 2021 34911768 Prediction errors disrupt hippocampal representations and update episodic memories. 2021-12-16 2022-01-08 Not clear
Alyssa H Sinclair, Grace M Manalili, Iva K Brunec, R Alison Adcock, Morgan D Barens. Prediction errors disrupt hippocampal representations and update episodic memories. Proceedings of the National Academy of Sciences of the United States of America vol 118 issue 51 2021 34911768 We found that hippocampal activation patterns stabilized as each narrative episode unfolded, suggesting sustained episodic representations. 2021-12-16 2022-01-08 Not clear
Valerie J Estela-Pro, Rebecca D Burwel. The anatomy and function of the postrhinal cortex. Behavioral neuroscience vol issue 2021 34914422 These representations of context are available to be used by multiple brain regions, including prefrontal, posterior cortical, and hippocampal areas, for context-guided behavior, associative learning, and episodic memory. 2021-12-16 2022-01-08 rat
Blanca Marin Bosch, Aur\\xc3\\xa9lien Bringard, Maria G Logrieco, Estelle Lauer, Nathalie Imobersteg, Aur\\xc3\\xa9lien Thomas, Guido Ferretti, Sophie Schwartz, Kinga Iglo. A single session of moderate intensity exercise influences memory, endocannabinoids and brain derived neurotrophic factor levels in men. Scientific reports vol 11 issue 1 2021 34257382 Memory after moderate intensity exercise correlated with exercise-induced increases in both AEA and BNDF levels: while AEA was associated with hippocampal activity during memory recall, BDNF enhanced hippocampal memory representations and long-term performance. 2021-12-06 2022-01-08 human
Blanca Marin Bosch, Aur\\xc3\\xa9lien Bringard, Maria G Logrieco, Estelle Lauer, Nathalie Imobersteg, Aur\\xc3\\xa9lien Thomas, Guido Ferretti, Sophie Schwartz, Kinga Iglo. A single session of moderate intensity exercise influences memory, endocannabinoids and brain derived neurotrophic factor levels in men. Scientific reports vol 11 issue 1 2021 34257382 These findings demonstrate that acute moderate intensity exercise benefits consolidation of hippocampal memory representations, and that endocannabinoids and BNDF signaling may contribute to the synergic modulation of underlying neural plasticity mechanisms. 2021-12-06 2022-01-08 human
Risa Takamura, Kotaro Mizuta, Yukiko Sekine, Tanvir Islam, Takashi Saito, Masaaki Sato, Masamichi Ohkura, Junichi Nakai, Toshio Ohshima, Takaomi C Saido, Yasunori Hayash. Modality-Specific Impairment of Hippocampal CA1 Neurons of Alzheimer's Disease Model Mice. The Journal of neuroscience : the official journal of the Society for Neuroscience vol 41 issue 24 2021 33980545 Both spatial and temporal information are encoded and represented in the hippocampal neurons, but how these representations are impaired under amyloid \xce\xb2 (A\xce\xb2) pathology remains elusive. 2021-11-22 2022-01-08 mouse
O Trullier, R Shibata, A B Mulder, S I Wiene. Hippocampal neuronal position selectivity remains fixed to room cues only in rats alternating between place navigation and beacon approach tasks. The European journal of neuroscience vol 11 issue 12 2000 10594665 To study the relationship between brain representations and behaviour, we recorded hippocampal neuronal activity in rats repeatedly alternating between two different tasks on a circular platform with four reward boxes along the edge. 2000-02-10 2022-01-08 rat
P E Shar. Complimentary roles for hippocampal versus subicular/entorhinal place cells in coding place, context, and events. Hippocampus vol 9 issue 4 1999 10495024 Here, evidence is reviewed that: (1) Hippocampal cells show different "maps" (place cell representations) for each environment the animal visits and, in fact, can show multiple maps even for any one environment. 1999-11-24 2022-01-08 Not clear
H Eichenbau. The hippocampus and mechanisms of declarative memory. Behavioural brain research vol 103 issue 2 1999 10513581 In addition, evidence is presented that hippocampal neurons encode a broad range of experience and that these codings may be organized as representations of episodes in memory. 1999-11-22 2022-01-08 Not clear
H Tanil. Hippocampal place cells can develop distinct representations of two visually identical environments. Hippocampus vol 9 issue 3 1999 10401639 Hippocampal place cells can develop distinct representations of two visually identical environments. 1999-10-19 2022-01-08 Not clear
H Tanil. Hippocampal place cells can develop distinct representations of two visually identical environments. Hippocampus vol 9 issue 3 1999 10401639 These findings indicate that hippocampal place cells not only can develop distinct representations of two visually identical environments but also can selectively reactivate either one of these representations depending on the rat's recent experience. 1999-10-19 2022-01-08 Not clear
M A Gluck, L M Oliver, C E Myer. Late-training amnesic deficits in probabilistic category learning: a neurocomputational analysis. Learning & memory (Cold Spring Harbor, N.Y.) vol 3 issue 4 1999 10456102 's category learning task, Gluck and Myers's model assumes that the hippocampal region induces new stimulus representations over multiple training trials that reflect stimulus-stimulus regularities in the training set. 1999-09-09 2022-01-08 human
B Bontempi, C Laurent-Demir, C Destrade, R Jaffar. Time-dependent reorganization of brain circuitry underlying long-term memory storage. Nature vol 400 issue 6745 1999 10458162 These results indicate that there is a time-dependent reorganization of the neuronal circuitry underlying long-term memory storage, in which a transitory interaction between the hippocampal formation and the neocortex would mediate the establishment of long-lived cortical memory representations. 1999-09-08 2022-01-08 mouse
S Leutgeb, S J Mizumor. Excitotoxic septal lesions result in spatial memory deficits and altered flexibility of hippocampal single-unit representations. The Journal of neuroscience : the official journal of the Society for Neuroscience vol 19 issue 15 1999 10414995 Excitotoxic septal lesions result in spatial memory deficits and altered flexibility of hippocampal single-unit representations. 1999-08-16 2022-01-08 Not clear
N J Cohen, J Ryan, C Hunt, L Romine, T Wszalek, C Nas. Hippocampal system and declarative (relational) memory: summarizing the data from functional neuroimaging studies. Hippocampus vol 9 issue 1 1999 10088903 We conclude that the relational (declarative) memory account, in which it is proposed that the hippocampal system plays a critical role in binding together multiple inputs to permit representations of the relations among the constituent elements of scenes or events, can better accommodate the full range of imaging (and other existing) data than any other explanatory account of hippocampal function. 1999-05-07 2022-01-08 Not clear
A Pascale, X Nogu\\xc3\\xa8s, A Marighetto, J Micheau, F Battaini, S Govoni, R Jaffar. Cytosolic hippocampal PKC and aging: correlation with discrimination performance. Neuroreport vol 9 issue 4 1998 9559946 This suggests a specific relationship between the ability to form relational representations and hippocampal cytosolic calcium-dependent PKC activity. 1998-06-02 2022-01-08 mouse
P E Gilbert, R P Kesner, W E DeCotea. Memory for spatial location: role of the hippocampus in mediating spatial pattern separation. The Journal of neuroscience : the official journal of the Society for Neuroscience vol 18 issue 2 1998 9425021 It is proposed that hippocampal lesions decrease efficiency in pattern separation, resulting in impairments in trials with increased spatial similarity among working-memory representations. 1998-02-03 2022-01-08 rat
Y L Qin, B L McNaughton, W E Skaggs, C A Barne. Memory reprocessing in corticocortical and hippocampocortical neuronal ensembles. Philosophical transactions of the Royal Society of London. Series B, Biological sciences vol 352 issue 1360 1997 9368941 Thus, traces of recent experience are re-expressed in both hippocampal and neocortical circuits during sleep, and the representations in the two areas tend to correspond to the same experience. 1997-12-29 2022-01-08 rat
T Kobayashi, H Nishijo, M Fukuda, J Bures, T On. Task-dependent representations in rat hippocampal place neurons. Journal of neurophysiology vol 78 issue 2 1997 9307098 Task-dependent representations in rat hippocampal place neurons. 1997-10-23 2022-01-08 rat
T Kobayashi, H Nishijo, M Fukuda, J Bures, T On. Task-dependent representations in rat hippocampal place neurons. Journal of neurophysiology vol 78 issue 2 1997 9307098 These results suggest two strategies for how hippocampal neurons incorporate an incredible variety of perceptions into a unified representation of the environment: through flexible use of information and the creation of new representations. 1997-10-23 2022-01-08 rat
M A Gluck, B R Ermita, L M Oliver, C E Myer. Extending models of hippocampal function in animal conditioning to human amnesia. Memory (Hove, England) vol 5 issue 1-2 1997 9156098 In several recent papers we have developed a computational theory of hippocampal function which argues that this brain region plays a critical role in the formation of new stimulus representations during learning (Gluck & Myers, 1993, 1995; Myers & Gluck, 1996; Myers, Gluck, & Granger, 1995). 1997-06-16 2022-01-08 Not clear
J L McClelland, N H Goddar. Considerations arising from a complementary learning systems perspective on hippocampus and neocortex. Hippocampus vol 6 issue 6 1997 9034852 The data to account for include: 1) neurophysiological findings concerning representations in hippocampal areas, 2) behavioral evidence demonstrating a spatial role for hippocampus, 3) and effects of surgical and pharmacological manipulations on neuronal firing in hippocampal regions in behaving animals. 1997-04-28 2022-01-07 human
S I Wiene. Spatial, behavioral and sensory correlates of hippocampal CA1 complex spike cell activity: implications for information processing functions. Progress in neurobiology vol 49 issue 4 1997 8888114 Hippocampal location-selectivity ("place cell activity") as well as place-independent behavioral correlates and sensory-triggered discharges are demonstrated to have common features: (1) abstraction, that is, development within the hippocampal circuit of novel, cue-invariant supramodal representations; (2) varying degrees of generalization or specificity; (3) capacity for abrupt changes in discharge correlates of individual neurons as the animal changes its behavior pattern or its environment changes dramatically; (4) though individual neurons discharge when the subject occupies a certain place, or performs a certain behavior, the ensemble of hippocampal neurons comprehensively represent the whole environment and all behaviors required for the task at hand. 1997-02-07 2022-01-07 human
C E Myers, M A Gluc. Cortico-hippocampal representations in simultaneous odor discrimination: a computational interpretation of Eichenbaum, Mathews, and Cohen (1989). Behavioral neuroscience vol 110 issue 4 1997 8864261 The model assumes that the hippocampal region forms new stimulus representations that compress redundant information while differentiating predictie information; the piriform (olfactory) cortex meanwhile clusters similar and co-occurring odors. 1997-01-17 2022-01-07 rat
C E Myers, M A Gluc. Cortico-hippocampal representations in simultaneous odor discrimination: a computational interpretation of Eichenbaum, Mathews, and Cohen (1989). Behavioral neuroscience vol 110 issue 4 1997 8864261 Hippocampal damage interrupts the ability to differentiate odor representations, while leaving piriform-mediated odor clustering unchecked. 1997-01-17 2022-01-07 rat
S I Wiener, V A Korshuno. Place-independent behavioural correlates of hippocampal neurones in rats. Neuroreport vol 7 issue 1 1996 8742447 Since the ensemble of these hippocampal neurones comprehensively represented all stages of the task, we propose that each cell represents an element of the temporal organization of the animal's behaviour, complementing the place cell representations of elements of the structure of the environment. 1996-10-17 2022-01-07 rat
L Waterhouse, D Fein, C Modah. Neurofunctional mechanisms in autism. Psychological review vol 103 issue 3 1996 8759044 Behavioral impairments in autism are theorized to result from abnormal neuronal organization in brain development generating 4 systemically related neurofunctional impairments: (a) canalesthesia, wherein abnormal hippocampal system function "canalizes" sensory records, disrupting integration of information; (b) impaired assignment of the affective significance of stimuli, wherein abnormal amygdaloid system function disrupts affect association; (c) asociality, wherein impaired oxytocin system function flattens social bonding and affiliativeness; and (d) extended selective attention, wherein abnormal organization of temporal and parietal polysensory regions yields aberrant overprocessing of primary representations. 1996-10-16 2022-01-07 Not clear
E T Rolls, S M O'Mar. View-responsive neurons in the primate hippocampal complex. Hippocampus vol 5 issue 5 1996 8773254 The representations of space provided by hippocampal view-responsive neurons may be useful in forming memories of spatial environments (for example, of where an object has been seen and of where the monkey is as defined by seen views) and, together with whole-body motion cells, in remembering trajectories through environments, which is of use, for example, in short range spatial navigation. 1996-09-27 2022-01-07 Not clear
C E Myers, B R Ermita, K Harris, M Hasselmo, P Solomon, M A Gluc. A computational model of cholinergic disruption of septohippocampal activity in classical eyeblink conditioning. Neurobiology of learning and memory vol 66 issue 1 1996 8661251 The model assumes that the hippocampal region is necessary for forming new stimulus representations during learning, but not for the formation of simple associations. 1996-09-19 2022-01-07 human
S A Deadwyler, T Bunn, R E Hampso. Hippocampal ensemble activity during spatial delayed-nonmatch-to-sample performance in rats. The Journal of neuroscience : the official journal of the Society for Neuroscience vol 16 issue 1 1996 8613802 The extracted discriminant scores were reflective of multiple representations within ensembles and suggested that "conjunctions" of task-relevant features could be represented effectively by small numbers of hippocampal neurons. 1996-06-03 2022-01-07 rat
M Bunsey, H Eichenbau. Conservation of hippocampal memory function in rats and humans. Nature vol 379 issue 6562 1996 8538790 To address this issue we trained normal rats and rats with hippocampal damage on non-spatial stimulus-stimulus associations, then probed the nature of their memory representations. 1996-02-08 2022-01-07 rat
M A Gluck, C E Myer. Hippocampal mediation of stimulus representation: a computational theory. Hippocampus vol 3 issue 4 1994 8269040 The authors propose a computational theory of the hippocampal region's function in mediating stimulus representations. 1994-01-31 2022-01-07 Not clear
M A Gluck, C E Myer. Hippocampal mediation of stimulus representation: a computational theory. Hippocampus vol 3 issue 4 1994 8269040 The theory assumes that the hippocampal region develops new stimulus representations that enhance the discriminability of differentially predictive cues while compressing the representation of redundant cues. 1994-01-31 2022-01-07 Not clear
M A Gluck, C E Myer. Hippocampal mediation of stimulus representation: a computational theory. Hippocampus vol 3 issue 4 1994 8269040 Other brain regions, including cerebral and cerebellar cortices, are presumed to use these hippocampal representations to recode their own stimulus representations. 1994-01-31 2022-01-07 Not clear
M A Gluck, C E Myer. Hippocampal mediation of stimulus representation: a computational theory. Hippocampus vol 3 issue 4 1994 8269040 In the absence of an intact hippocampal region, the theory implies that other brain regions will attempt to learn associations using previously established fixed representations. 1994-01-31 2022-01-07 Not clear
M B Carew, J W Rud. Multiple functions of context during conditioning: a developmental analysis. Developmental psychobiology vol 24 issue 3 1991 1936582 These findings were discussed in relation to (a) the development of the rat's ability to use relational representations, and (b) Nadel and Zola-Morgan's (1984) hypothesis linking hippocampal maturation to the role of context during development. 1991-12-02 2022-01-07 human
G J Quirk, R U Muller, J L Kubi. The firing of hippocampal place cells in the dark depends on the rat's recent experience. The Journal of neuroscience : the official journal of the Society for Neuroscience vol 10 issue 6 1990 2355262 The results are discussed in terms of mnemonic properties of hippocampal cells and "remapping" of place cell representations. 1990-07-26 2022-01-07 rat
J W Rudy, R J Sutherlan. The hippocampal formation is necessary for rats to learn and remember configural discriminations. Behavioural brain research vol 34 issue 1-2 1989 2765175 We have proposed that the hippocampal formation is essential for the acquisition and retention of associations involving configural representations. 1989-09-27 2022-01-07 rat
T C Foster, C A Castro, B L McNaughto. Spatial selectivity of rat hippocampal neurons: dependence on preparedness for movement. Science (New York, N.Y.) vol 244 issue 4912 1989 2740902 The mammalian hippocampal formation appears to play a major role in the generation of internal representations of spatial relationships. 1989-08-01 2022-01-07 rat
T J Teyler, P DiScenn. The role of hippocampus in memory: a hypothesis. Neuroscience and biobehavioral reviews vol 9 issue 3 1986 2999655 Emerging knowledge of the cortico-limbic-subcortical anatomy suggests that the hippocampal representations preserve the topological features of the targets and possess reciprocal connectivity. 1986-01-02 2022-01-07 Not clear
Page: 
1