OOIR: Observatory of International Research

Papers

(The TQCC of Hippocampus is 5. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2021-09-01 to 2025-09-01.)

Article	Citations
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17β‐Estradiol reduces inhibitory synaptic currents in entorhinal cortex neurons through G protein‐coupled estrogen receptor‐1 activation of extracellular signal‐regulated kinase	31
Long‐term depression induction and maintenance across regions of the apical branch of CA1 dendrites	29
Anticonvulsant effect of equilibrative nucleoside transporters 1 inhibitor in a mouse model of Dravet syndrome	27
Low rate hippocampal delay period activity encodes behavioral experience	26
Environmental enrichment and social isolation modulate inhibitory transmission and plasticity in hippocampal area CA2	25
Dominant role of adult neurogenesis‐induced structural heterogeneities in driving plasticity heterogeneity in dentate gyrus granule cells	24
Modulation of lateral septal and dorsomedial striatal neurons by hippocampal sharp‐wave ripples, theta rhythm, and running speed	24
Issue Information ‐ TOC	22
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Adult neurogenesis in Alzheimer's disease	22
Field EPSPs of Dentate Gyrus Granule Cells Studied by Selective Optogenetic Activation of Hilar Mossy Cells in Hippocampal Slices	22
Issue Information ‐ Editorial Board	21
Organization of projections from the entorhinal cortex to the hippocampal formation of the Egyptian fruit bat Rousettus aegyptiacus	20
Neuronal activity‐related transcription is blunted in immature compared to mature dentate granule cells	20
The retrosplenial cortex of Carollia perspicillata, Seba's short‐tailed fruit bat	19
Comparison of head direction cell firing characteristics across thalamo‐parahippocampal circuitry	19
Issue Information ‐ Editorial Board	17
Long‐Term Potentiation: The Accidental Discovery	17
Differentiated Presynaptic Input to OLMɑ2 Cells Along the Hippocampal Dorsoventral Axis: Implications for Hippocampal Microcircuit Function	17
A combined DTI‐fMRI approach for optimizing the delineation of posteromedial versus anterolateral entorhinal cortex	16

Comparison of histological delineations of medial temporal lobe cortices by four independent neuroanatomy laboratories	16
Hippocampal spatial view cells, place cells, and concept cells: View representations	15
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Inferior and Middle Longitudinal Fasciculus and Fornix Support Allocentric Representation	14
Frequency–dependency of the involvement of dopamine D1/D5 and beta‐adrenergic receptors in hippocampal LTD triggered by locus coeruleus stimulation	14
The medial entorhinal cortex is necessary for the stimulus control over hippocampal place fields by distal, but not proximal, landmarks	13
Brain Networks Differ According to Levels of Interference in Spatiotemporal Processing	13
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Regular aerobic exercise is positively associated with hippocampal structure and function in young and middle‐aged adults	12
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Complementary representations of time in the prefrontal cortex and hippocampus	12
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A distinct impact of repeated morphine exposure on synaptic plasticity at Schaffer collateral‐CA1, temporoammonic‐CA1, and perforant pathway‐dentate gyrus synapses along the long	12
The hippocampus supports high‐precision binding in visual working memory	11
Effects of healthy aging and mnemonic strategies on verbal memory performance across the adult lifespan: Mediating role of posterior hippocampus	11
The fibro‐ and cyto‐architecture demarcating the border between the dentate gyrus and CA3 in sheep (Ovis aries) and domestic pig (Sus scrofa domesticus)	11
Associations Between Episodic Memory and Hippocampal Volume in Late Adulthood	11
Extended trajectory of spatial memory errors in typical and atypical development: The role of binding and precision	11
CA3–CA1 long‐term potentiation occurs regardless of respiration and cardiac cycle phases in urethane‐anesthetized rats	11
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Hippocampal storage and recall of neocortical “What”–“Where” representations	9
The analysis of H.M.'s brain: A brief review of status and plans for future studies and tissue archive	9
Transcranial Direct Current Stimulation Over Bilateral Temporal Lobes Modulates Hippocampal‐Occipital Functional Connectivity and Visual Short‐Term Memory Precision	9
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Neuroplastic changes inc‐Fos,ΔFosB,BDNF,trkB, and Arc expression in the hippocampus of male Roman rats: differential effects of sexual activity	8
Distinct engrams control fear and extinction memory	8
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Gradual decorrelation of CA3 ensembles associated with contextual discrimination learning is impaired by Kv1.2 insufficiency	8
Perceived plausibility modulates hippocampal activity in episodic counterfactual thinking	8
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NMDA receptor activity during postnatal development determines intrinsic excitability and mossy fiber long‐term potentiation of CA3 pyramidal cells	8
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Hippocampal spatial view cells for memory and navigation, and their underlying connectivity in humans	8
Issue Information – TOC	7
Curved multiplanar reformatting allows the accurate histological delineation of hippocampal subfields	7
Issue Information ‐ Editorial Board	7
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A meta‐analysis of the relation between hippocampal volume and memory ability in typically developing children and adolescents	7
New hues for CA2	7

Properties and hemispheric differences of theta oscillations in the human hippocampus	6
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Aberrant slow waves in the hippocampus during activation in mice with low cholinergic tone	6
Molecular mechanisms underpinning deconditioning‐update in fear memory	6
Issue Information ‐ Editorial Board	6
Loss of individualized behavioral trajectories in adult neurogenesis‐deficient cyclin D2 knockout mice	6
Impaired perceptual discrimination of complex objects in older adults at risk for dementia	6
Knockout of NMDARs in CA1 and dentate gyrus fails to impair temporal control of conditioned behavior in mice	6
Automated protocols for delineating human hippocampal subfields from 3 Tesla and 7 Tesla magnetic resonance imaging data	6
Distinct roles of Bdnf I and Bdnf IV transcript variant expression in hippocampal neurons	6
Correction to “A complex relation between levels of adult hippocampal neurogenesis and expression of the immature neuron marker doublecortin”	6
A place with a view: A first‐person perspective in the hippocampal memory space	6
Abnormal Astrocyte Heterogeneity in the Dentate Gyrus of Rats Prone to Audiogenic Seizures Can Be Corrected by the Nootropic Drug Piracetam	6
Chronic α5‐GABA‐A Receptor Potentiation Promotes Mouse Adult Hippocampal Neurogenesis	5
Issue Information ‐ TOC	5
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Cholinergic and behavior‐dependent beta and gamma waves are coupled between olfactory bulb and hippocampus	5
An integrative view of human hippocampal function: Differences with other species and capacity considerations	5
Correction to “Gradual decorrelation of CA3 ensembles associated with contextual discrimination learning is impaired by Kv1.2 insufficiency”	5
The Anatomy of Context	5
Issue Information ‐ Editorial Board	5
Mechanisms of mGluR‐dependent plasticity in hippocampal area CA2	5
In vivo structural connectivity of the reward system along the hippocampal long axis	5
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Coumestrol pre‐treatment improves spatial learning and memory deficits following transient cerebral ischemia recruiting hippocampal GluR2 AMPA receptors	5
AMPA and NMDA receptors in dentate gyrus mediate memory for sucrose in two port discrimination task	5
Issue Information ‐ TOC	5
Issue Information ‐ Editorial Board	5
Postsynaptic GABA_B‐receptor mediated currents in diverse dentate gyrus interneuron types	5
Impacted spike frequency adaptation associated with reduction of KCNQ2/3 exacerbates seizure activity in temporal lobe epilepsy	5
Postnatal development of hippocampal CA2 structure and function during the emergence of social recognition of peers	5