| Publication |
Sentence |
Publish Date |
Extraction Date |
Species |
| Seongmin A Park, Douglas S Miller, Erie D Boorma. Inferences on a multidimensional social hierarchy use a grid-like code. Nature neuroscience. vol 24. issue 9. 2021-09-17. PMID:34465915. |
in this study, we found that discretely sampled abstract relationships between entities in an unseen two-dimensional social hierarchy are reconstructed into a unitary two-dimensional cognitive map in the hippocampus and entorhinal cortex. |
2021-09-17 |
2023-08-13 |
human |
| Maximilian F A Hauser, Stefanie Heba, Tobias Schmidt-Wilcke, Martin Tegenthoff, Denise Manahan-Vaugha. Cerebellar-hippocampal processing in passive perception of visuospatial change: An ego- and allocentric axis? Human brain mapping. vol 41. issue 5. 2021-09-16. PMID:31729790. |
in addition to its role in visuospatial navigation and the generation of spatial representations, in recent years, the hippocampus has been proposed to support perceptual processes. |
2021-09-16 |
2023-08-13 |
Not clear |
| Maximilian F A Hauser, Stefanie Heba, Tobias Schmidt-Wilcke, Martin Tegenthoff, Denise Manahan-Vaugha. Cerebellar-hippocampal processing in passive perception of visuospatial change: An ego- and allocentric axis? Human brain mapping. vol 41. issue 5. 2021-09-16. PMID:31729790. |
these results point toward a relationship between the cerebellum and the hippocampus that occurs during perception of changes in visuospatial information that has previously only been reported with regard to visuospatial navigation. |
2021-09-16 |
2023-08-13 |
Not clear |
| Dustin Fetterhoff, Andrey Sobolev, Christian Leibol. Graded remapping of hippocampal ensembles under sensory conflicts. Cell reports. vol 36. issue 11. 2021-09-15. PMID:34525357. |
hippocampal place cells are thought to constitute a cognitive map of space derived from multimodal sensory inputs. |
2021-09-15 |
2023-08-13 |
Not clear |
| Kevin A Bolding, Janina Ferbinteanu, Steven E Fox, Robert U Mulle. Place cell firing cannot support navigation without intact septal circuits. Hippocampus. vol 30. issue 3. 2021-09-13. PMID:31301167. |
these results indicate that theta is unnecessary for location-specific firing of hippocampal cells, and that place cell activity cannot support accurate navigation when septal circuits are disrupted. |
2021-09-13 |
2023-08-13 |
rat |
| Éléonore Duvelle, Roddy M Grieves, Anyi Liu, Selim Jedidi-Ayoub, Joanna Holeniewska, Adam Harris, Nils Nyberg, Francesco Donnarumma, Julie M Lefort, Kate J Jeffery, Christopher Summerfield, Giovanni Pezzulo, Hugo J Spier. Hippocampal place cells encode global location but not connectivity in a complex space. Current biology : CB. vol 31. issue 6. 2021-09-10. PMID:33581073. |
flexible navigation relies on a cognitive map of space, thought to be implemented by hippocampal place cells: neurons that exhibit location-specific firing. |
2021-09-10 |
2023-08-13 |
rat |
| Bingyu Liu, Qingyang Tian, Yong G. Robust vestibular self-motion signals in macaque posterior cingulate region. eLife. vol 10. 2021-09-09. PMID:33827753. |
self-motion signals, distributed ubiquitously across parietal-temporal lobes, propagate to limbic hippocampal system for vector-based navigation via hubs including posterior cingulate cortex (pcc) and retrosplenial cortex (rsc). |
2021-09-09 |
2023-08-13 |
monkey |
| Oleg Vetrovoy, Viktor Stratilov, Peter Nimiritsky, Pavel Makarevich, Ekaterina Tyulkov. Prenatal Hypoxia Induces Premature Aging Accompanied by Impaired Function of the Glutamatergic System in Rat Hippocampus. Neurochemical research. vol 46. issue 3. 2021-09-07. PMID:33389385. |
we have shown an age-dependent progressive decrease in the hippocampal glutamate levels, a decrease of the neuronal cell number in the ca1 hippocampal region, as well as impairment of spatial long-term memory in the morris water navigation task. |
2021-09-07 |
2023-08-13 |
rat |
| Cheryl L Grad. Meta-analytic and functional connectivity evidence from functional magnetic resonance imaging for an anterior to posterior gradient of function along the hippocampal axis. Hippocampus. vol 30. issue 5. 2021-09-02. PMID:31589003. |
one approach involved pubmed searches to identify relevant fmri papers reporting hippocampal activation during episodic encoding and retrieval, semantic retrieval, working memory, spatial navigation, simulation/scene construction, transitive inference, and social cognition tasks. |
2021-09-02 |
2023-08-13 |
human |
| Daniel G McHail, Theodore C Duma. Hippocampal gamma rhythms during Y-maze navigation in the juvenile rat. Hippocampus. vol 30. issue 5. 2021-09-02. PMID:31626396. |
hippocampal gamma rhythms during y-maze navigation in the juvenile rat. |
2021-09-02 |
2023-08-13 |
rat |
| Daniel G McHail, Theodore C Duma. Hippocampal gamma rhythms during Y-maze navigation in the juvenile rat. Hippocampus. vol 30. issue 5. 2021-09-02. PMID:31626396. |
the neurobiology of postnatal hippocampal development in rodents is receiving increased attention as a means to address neurodevelopmental questions and to better understand the neural code(s) for spatial navigation in adulthood. |
2021-09-02 |
2023-08-13 |
rat |
| Edmund T Roll. Spatial coordinate transforms linking the allocentric hippocampal and egocentric parietal primate brain systems for memory, action in space, and navigation. Hippocampus. vol 30. issue 4. 2021-09-01. PMID:31697002. |
spatial coordinate transforms linking the allocentric hippocampal and egocentric parietal primate brain systems for memory, action in space, and navigation. |
2021-09-01 |
2023-08-13 |
Not clear |
| Edmund T Roll. Spatial coordinate transforms linking the allocentric hippocampal and egocentric parietal primate brain systems for memory, action in space, and navigation. Hippocampus. vol 30. issue 4. 2021-09-01. PMID:31697002. |
it is further shown how hippocampal spatial view cells could be useful for the transform from hippocampal allocentric coordinates to egocentric coordinates useful for actions in space and for navigation. |
2021-09-01 |
2023-08-13 |
Not clear |
| Fernando Rodríguez, Blanca Quintero, Lucas Amores, David Madrid, Carmen Salas-Peña, Cosme Sala. Spatial Cognition in Teleost Fish: Strategies and Mechanisms. Animals : an open access journal from MDPI. vol 11. issue 8. 2021-08-30. PMID:34438729. |
in contrast, other brain centers, such as the dorsolateral telencephalic pallium of teleost fish, considered homologue to the hippocampal pallium of land vertebrates, seem to be crucial for allocentric navigation based on map-like spatial memory. |
2021-08-30 |
2023-08-13 |
Not clear |
| Joanna Medina, Joanna L Workma. Maternal experience and adult neurogenesis in mammals: Implications for maternal care, cognition, and mental health. Journal of neuroscience research. vol 98. issue 7. 2021-08-26. PMID:30156028. |
high baseline glucocorticoid concentrations suppress hippocampal neurogenesis, potentially representing an energetic trade-off accompanying a reduced need for spatial navigation early postpartum. |
2021-08-26 |
2023-08-13 |
mouse |
| Brad A Radvansky, Jun Young Oh, Jason R Climer, Daniel A Dombec. Behavior determines the hippocampal spatial mapping of a multisensory environment. Cell reports. vol 36. issue 5. 2021-08-24. PMID:34293330. |
mammalian navigation engages a cognitive map of space in the hippocampus. |
2021-08-24 |
2023-08-13 |
mouse |
| Megha Ghosh, Benjamin E Shanahan, Sharon C Furtak, George A Mashour, Rebecca D Burwell, Omar J Ahme. Instantaneous amplitude and shape of postrhinal theta oscillations differentially encode running speed. Behavioral neuroscience. vol 134. issue 6. 2021-08-19. PMID:33570992. |
hippocampal theta oscillations have a temporally asymmetric waveform shape, but it is not known if this theta asymmetry extends to all other cortical regions involved in spatial navigation and memory. |
2021-08-19 |
2023-08-13 |
Not clear |
| Ivylynn A Pastor, Mitzi Y Hurtado, Cassidy R Gibson, Clark Fitzgerald, Jeffrey L Calto. Disruption of the anterior thalamic head direction signal following reduction of the hippocampal theta rhythm. Behavioral neuroscience. vol 134. issue 6. 2021-08-19. PMID:33570993. |
there is overlap between the structures containing head direction (hd) cells and those mediating the hippocampal theta rhythm, and both signals are thought to play an important role in spatial navigation. |
2021-08-19 |
2023-08-13 |
rat |
| Ivylynn A Pastor, Mitzi Y Hurtado, Cassidy R Gibson, Clark Fitzgerald, Jeffrey L Calto. Disruption of the anterior thalamic head direction signal following reduction of the hippocampal theta rhythm. Behavioral neuroscience. vol 134. issue 6. 2021-08-19. PMID:33570993. |
previous research has shown that reversible inactivation of the medial septum attenuates hippocampal theta activity and disrupts path integration-based navigation. |
2021-08-19 |
2023-08-13 |
rat |
| Nadine Diersch, Jose P Valdes-Herrera, Claus Tempelmann, Thomas Wolber. Increased Hippocampal Excitability and Altered Learning Dynamics Mediate Cognitive Mapping Deficits in Human Aging. The Journal of neuroscience : the official journal of the Society for Neuroscience. vol 41. issue 14. 2021-08-17. PMID:33648956. |
together, these results provide novel insights into how human aging affects computations in the brain's navigation system, highlighting the critical role of the hippocampus. |
2021-08-17 |
2023-08-13 |
human |