| Publication |
Sentence |
Publish Date |
Extraction Date |
Species |
| 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 |
| Daniel Pacheco Estefan, Riccardo Zucca, Xerxes Arsiwalla, Alessandro Principe, Hui Zhang, Rodrigo Rocamora, Nikolai Axmacher, Paul F M J Verschur. Volitional learning promotes theta phase coding in the human hippocampus. Proceedings of the National Academy of Sciences of the United States of America. vol 118. issue 10. 2021-08-16. PMID:33674388. |
electrophysiological studies in rodents show that active navigation enhances hippocampal theta oscillations (4-12 hz), providing a temporal framework for stimulus-related neural codes. |
2021-08-16 |
2023-08-13 |
human |
| Qian Sun, Yu-Qiu Jiang, Melissa C L. Topographic heterogeneity of intrinsic excitability in mouse hippocampal CA3 pyramidal neurons. Journal of neurophysiology. vol 124. issue 4. 2021-08-13. PMID:32937083. |
area ca3 in the hippocampus is traditionally thought to act as a homogeneous neural circuit that is vital for spatial navigation and episodic memories. |
2021-08-13 |
2023-08-13 |
mouse |
| Qian Sun, Yu-Qiu Jiang, Melissa C L. Topographic heterogeneity of intrinsic excitability in mouse hippocampal CA3 pyramidal neurons. Journal of neurophysiology. vol 124. issue 4. 2021-08-13. PMID:32937083. |
the hippocampus is also known to be functionally segregated along the dorsoventral (longitudinal) axis, with dorsal hippocampus strongly involved in spatial navigation and ventral hippocampus associated with emotion and anxiety. |
2021-08-13 |
2023-08-13 |
mouse |
| Yanbo Lian, Anthony N Burkit. Learning an Efficient Hippocampal Place Map from Entorhinal Inputs Using Non-Negative Sparse Coding. eNeuro. vol 8. issue 4. 2021-08-13. PMID:34162691. |
cells in the entorhinal cortex (ec) contain rich spatial information and project strongly to the hippocampus where a cognitive map is supposedly created. |
2021-08-13 |
2023-08-13 |
Not clear |
| Edmund T Roll. Learning Invariant Object and Spatial View Representations in the Brain Using Slow Unsupervised Learning. Frontiers in computational neuroscience. vol 15. 2021-08-10. PMID:34366818. |
this enables hippocampal spatial view cells to use idiothetic, self-motion, signals for navigation when the view details are obscured for short periods. |
2021-08-10 |
2023-08-13 |
Not clear |
| Amy L Griffi. The nucleus reuniens orchestrates prefrontal-hippocampal synchrony during spatial working memory. Neuroscience and biobehavioral reviews. vol 128. 2021-08-04. PMID:34217746. |
spatial working memory, the ability to temporarily maintain an internal representation of spatial information for use in guiding upcoming decisions, has been shown to be dependent upon a network of brain structures that includes the hippocampus, a region known to be critical for spatial navigation and episodic memory, and the prefrontal cortex (pfc), a region known to be critical for executive function and goal directed behavior. |
2021-08-04 |
2023-08-13 |
human |
| George Andrew Reid, Sultan Darves. Distribution of acetylcholinesterase in the hippocampal formation of the Atlantic white-sided dolphin (Lagenorhynchus acutus). The Journal of comparative neurology. vol 529. issue 5. 2021-08-02. PMID:32779183. |
this region, comprised of the dentate gyrus, hippocampus proper, subiculum, presubiculum, parasubiculum and the entorhinal cortex, is important in learning, memory, and navigation. |
2021-08-02 |
2023-08-13 |
Not clear |
| Jean-Paul Banquet, Philippe Gaussier, Nicolas Cuperlier, Vincent Hok, Etienne Save, Bruno Poucet, Mathias Quoy, Sidney I Wiene. Time as the fourth dimension in the hippocampus. Progress in neurobiology. vol 199. 2021-07-28. PMID:33053416. |
in addition to its pivotal position in spatial processing and navigation, the hippocampal system also plays a central, multiform role in several types of temporal processing. |
2021-07-28 |
2023-08-13 |
human |
| Seung-Woo Jin, Inah Le. Differential encoding of place value between the dorsal and intermediate hippocampus. Current biology : CB. vol 31. issue 14. 2021-07-28. PMID:34048706. |
it is widely held that the hippocampus provides a cognitive map in which event-related information, such as an object, location, and their significance, is organized. |
2021-07-28 |
2023-08-13 |
rat |
| Nicolai Wanie. Transition Scale-Spaces: A Computational Theory for the Discretized Entorhinal Cortex. Neural computation. vol 32. issue 2. 2021-07-26. PMID:31835003. |
although hippocampal grid cells are thought to be crucial for spatial navigation, their computational purpose remains disputed. |
2021-07-26 |
2023-08-13 |
Not clear |