Publication |
Sentence |
Publish Date |
Extraction Date |
Species |
Ruiqing Hou, Ziyue Liu, Zichen Jin, Dongxue Huang, Yue Hu, Wenjie Du, Danyi Zhu, Leiting Yang, Yuanfeng Weng, Tifei Yuan, Bin Lu, Yingwei Wang, Yong Ping, Xiao Xia. Coordinated Interactions between the Hippocampus and Retrosplenial Cortex in Spatial Memory. Research (Washington, D.C.). vol 7. 2024-11-01. PMID:39483173. |
here, we examined the interplay of neural signals from the retrosplenial cortex (rsc), a neocortical region, and from the hippocampus in memory consolidation by simultaneously recording sharp-wave ripples (swrs) of dorsal hippocampal ca1 and neural signals of rsc in free-moving mice during the delayed spatial alternation task (dsat) and subsequent sleep. |
2024-11-01 |
2024-11-03 |
mouse |
Abigail L Paulson, Lu Zhang, Ashley M Prichard, Annabelle C Singe. 40 Hz sensory stimulation enhances CA3-CA1 coordination and prospective coding during navigation in a mouse model of Alzheimer's disease. bioRxiv : the preprint server for biology. 2024-11-01. PMID:39484571. |
we find that an hour of daily exposure to 40 hz audio-visual stimulation over 8 days leads to higher coordination between hippocampal subregions ca3 and ca1 during navigation. |
2024-11-01 |
2024-11-03 |
mouse |
Veronika Kulik, Melissa K Edler, Mary Ann Raghanti, Aminu Imam, Chet C Sherwoo. Amyloid-Beta, Tau, and Microglial Activation in Aged Felid Brains. The Journal of comparative neurology. vol 532. issue 11. 2024-10-30. PMID:39474737. |
we performed immunohistochemistry to detect aβ40 and aβ42 in plaques and vessels and hyperphosphorylated tau in the temporal lobe gyrus sylvius and in the ca1 and ca3 subfields of the hippocampus. |
2024-10-30 |
2024-11-02 |
Not clear |
Paola C Bello-Medina, Mauricio Díaz-Muñoz, Sandra Teresita Martín Del Campo, Fermín Paul Pacheco-Moisés, Claudia Flores Miguel, Raquel Cobián Cervantes, Perla Belén García Solano, Mónica Navarro-Mez. A maternal low-protein diet results in sex-specific differences in synaptophysin expression and milk fatty acid profiles in neonatal rats. Journal of nutritional science. vol 13. 2024-10-29. PMID:39469193. |
significant decreases of hippocampal syn ratio in male offspring (decreases of 98% in hippocampal ca1 pyramidal and ca1 oriens, 83%, stratum pyramidal in ca3, 80%, stratum lucidum in ca3, and 81% stratum oriens in ca3). |
2024-10-29 |
2024-10-31 |
rat |
Teresa Soda, Teresa Pasqua, Giovambattista De Sarro, Francesco Mocci. Cognitive Impairment and Synaptic Dysfunction in Cardiovascular Disorders: The New Frontiers of the Heart-Brain Axis. Biomedicines. vol 12. issue 10. 2024-10-26. PMID:39457698. |
herein, we review the available knowledge on the synaptic and molecular mechanisms by which cardiogenic dementia may arise and describe how ltp and/or ltd induction and maintenance may be compromised in the ca1 region of the hippocampus by heart failure, metabolic syndrome, and arrhythmias. |
2024-10-26 |
2024-10-29 |
Not clear |
Yu-Qiu Jiang, Daniel K Lee, Wanyi Guo, Minghua Li, Qian Su. Hypothalamic regulation of hippocampal CA1 interneurons by the supramammillary nucleus. Cell reports. vol 43. issue 11. 2024-10-24. PMID:39446584. |
although the projections from the sum to the dentate gyrus (dg) and ca2 have been extensively studied, whether the sum projects to ca1, the main hippocampal output region, is unclear. |
2024-10-24 |
2024-10-28 |
Not clear |
Maysam Havasi Mehr, Shahein Momenabadi, Ali Vakili, Abbas Pakdel, Abbas Ali Vafae, Abedin Vakil. Neuroprotective effects of Daphnetin on hippocampal neurons and blood-brain barrier integrity in a mouse model of cerebral ischemia. Brain research bulletin. 2024-10-24. PMID:39447767. |
the research found that dap protected neurons in the ca1, ca3, and dg areas of the hippocampus, enhanced behavioral functions, and preserved bbb integrity in a cerebral ischemia model. |
2024-10-24 |
2024-10-28 |
mouse |
Ali Dehghani, Gholam Hossein Meftahi, Hedayat Sahrae. The administration of a phentolamine infusion into the basolateral amygdala enhances long-term memory and diminishes anxiety-like behavior in stressed rats. Behavioural pharmacology. 2024-10-22. PMID:39436284. |
the objective of this study was to explore whether inhibition of α-adrenergic receptors (by phentolamine, an α-adrenergic receptor antagonist) in the bla can reduce foot-shock stress-induced anxiety-like behavior, memory deficits, and long-term potentiation (ltp) deficits within the ca1 region of the rat hippocampus. |
2024-10-22 |
2024-10-24 |
rat |
Aliza A Le, Julie C Lauterborn, Yousheng Jia, Conor D Cox, Gary Lynch, Christine M Gal. Metabotropic NMDAR Signaling Contributes to Sex Differences in Synaptic Plasticity and Episodic Memory. The Journal of neuroscience : the official journal of the Society for Neuroscience. 2024-10-18. PMID:39424366. |
blocking nmdar channels with mk-801 eliminated ltp expression in hippocampal field ca1 of both sexes but left intact theta burst stimulation (tbs)-induced actin polymerization within dendritic spines. |
2024-10-18 |
2024-10-21 |
Not clear |
Daniel S Scott, Muthumeenakshi Subramanian, Jun Yamamoto, Carol A Tamming. Schizophrenia pathology reverse-translated into mouse shows hippocampal hyperactivity, psychosis behaviors and hyper-synchronous events. Molecular psychiatry. 2024-10-15. PMID:39407000. |
post-mortem analyses of brain tissue from human schizophrenia brain show decreased expression of the nmdar subunit glun1 confined to the dentate gyrus with evidence of downstream hippocampal hyperactivity in ca3 and ca1. |
2024-10-15 |
2024-10-18 |
mouse |
Daniel S Scott, Muthumeenakshi Subramanian, Jun Yamamoto, Carol A Tamming. Schizophrenia pathology reverse-translated into mouse shows hippocampal hyperactivity, psychosis behaviors and hyper-synchronous events. Molecular psychiatry. 2024-10-15. PMID:39407000. |
dg inhibition during adolescence generates an increase in hippocampal activity in ca3 and ca1, impairs social cognition and spatial working memory, as well as shows evidence of increased activity in local field potentials as spontaneous synchronous bursts of activity, which we term hyper-synchronous events (hses) in hippocampus. |
2024-10-15 |
2024-10-18 |
mouse |
Sanggeon Park, Mijeong Park, Eun Joo Kim, Jeansok J Kim, Yeowool Huh, Jeiwon Ch. Distinct Disruptions in CA1 and CA3 Place Cell Function in Alzheimer's Disease Mice. bioRxiv : the preprint server for biology. 2024-10-10. PMID:39386433. |
our results suggest that distinct alteration in the physiological properties of ca1 and ca3 place cells, coupled with disrupted hippocampal theta rhythm in ca1, may collectively contribute to impaired hippocampal-dependent spatial learning and memory in ad. |
2024-10-10 |
2024-10-12 |
mouse |
Honglin Jia, Xu Chen, Zhengting Liang, Ruining Liang, Jinhong Wu, Yanling Hu, Wenjun Cui, Xingping Zhan. Senegenin regulates the mechanism of insomnia through the Keap1/Nrf2/PINK1/Parkin pathway mediated by GAD67. Journal of sleep research. 2024-10-09. PMID:39380353. |
insomnia rats exhibited changes in sleep rhythm, learning, and exploration dysfunction, pathological changes in the ca1 region of the hippocampus, and differential expression of gad67 and sleep-related factors. |
2024-10-09 |
2024-10-11 |
rat |
Sampath K T Kapanaiah, Christina Grimm, Dennis Kätze. Acute optogenetic induction of the prodromal endophenotype of CA1 hyperactivity causes schizophrenia-related deficits in cognition and salience attribution. Schizophrenia (Heidelberg, Germany). vol 10. issue 1. 2024-10-08. PMID:39379378. |
hyperactivity of the human anterior hippocampus has been reported to spread from its ca1 subfield to the subiculum around the onset of first-episode psychosis and could be a cellular target for early therapeutic intervention in the schizophrenia prodrome. |
2024-10-08 |
2024-10-11 |
mouse |
Aditi Bishnoi, Sachin S Deshmuk. Comparable Theta Phase Coding Dynamics Along the Transverse Axis of CA1. Hippocampus. 2024-10-05. PMID:39368076. |
topographical projection patterns from the entorhinal cortex to area ca1 of the hippocampus have led to a hypothesis that proximal ca1 (pca1, closer to ca2) is spatially more selective than distal ca1 (dca1, closer to the subiculum). |
2024-10-05 |
2024-10-08 |
Not clear |
Zhipeng Li, Jing Wang, Chongyang Tang, Peng Wang, Peng Ren, Siyang Li, Liye Yi, Qiuyi Liu, Lili Sun, Kaizhou Li, Wencai Ding, Hongbo Bao, Lifen Yao, Meng Na, Guoming Luan, Xia Lian. Coordinated NREM sleep oscillations among hippocampal subfields modulate synaptic plasticity in humans. Communications biology. vol 7. issue 1. 2024-10-01. PMID:39354050. |
using human intracranial recordings from 25 epilepsy patients, we find that hippocampal subfields, including dg/ca3, ca1, and sub, all exhibit significant delta and spindle power during nrem sleep. |
2024-10-01 |
2024-10-04 |
human |
Mingxin Ding, Porter L Tomsick, Ryan A Young, Shantanu P Jadha. Ventral tegmental area dopamine neural activity switches simultaneously with rule representations in the prefrontal cortex and hippocampus. bioRxiv : the preprint server for biology. 2024-09-24. PMID:39314328. |
we addressed these questions using simultaneous recording of neuronal population activity from the hippocampal area ca1, pfc and ventral tegmental area (vta) in male th-cre rats performing two spatial working memory tasks with frequent rule switches in blocks of trials. |
2024-09-24 |
2024-09-26 |
rat |
Jingjing Ji, Yirong Xu, Yanni Wang, Guangheng Zhang, Xiaoai Tian, Yeping Zhang, Jiaxuan Re. miR-351-5p regulation of CPEB3 affecting aluminium-induced learning and memory impairment in SD rats. Environmental pollution (Barking, Essex : 1987). 2024-09-22. PMID:39307336. |
double luciferase reporter assay results showed that cpeb3 was a direct target of mir-351-5p, while electron microscopy suggested that aluminium could damage mitochondria and synapses in the ca1 of the hippocampus. |
2024-09-22 |
2024-09-26 |
rat |
Juraj Bevandić, Federico Stella, H Freyja Ólafsdótti. Parallel maturation of rodent hippocampal memory and CA1 task representations. Current biology : CB. 2024-09-21. PMID:39305898. |
parallel maturation of rodent hippocampal memory and ca1 task representations. |
2024-09-21 |
2024-09-24 |
rat |
Juraj Bevandić, Federico Stella, H Freyja Ólafsdótti. Parallel maturation of rodent hippocampal memory and CA1 task representations. Current biology : CB. 2024-09-21. PMID:39305898. |
together, these results suggest that a hallmark of hippocampal memory development may be the emergence of contextually specific ca1 representations driven by the maturation of ca1 micro-circuits. |
2024-09-21 |
2024-09-24 |
rat |