OOIR: Observatory of International Research

Papers

(The TQCC of Hippocampus is 6. 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 2022-08-01 to 2026-08-01.)

Article	Citations
Issue Information ‐ TOC	71
Issue Information ‐ TOC	66
Issue Information ‐ Editorial Board	49
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Long‐term depression induction and maintenance across regions of the apical branch of CA1 dendrites	38
Anticonvulsant effect of equilibrative nucleoside transporters 1 inhibitor in a mouse model of Dravet syndrome	37
Examining the Three‐Dimensional Spatial Architecture of Mouse Amygdala Engram Ensembles	33
Issue Information ‐ Editorial Board	32
17β‐Estradiol reduces inhibitory synaptic currents in entorhinal cortex neurons through G protein‐coupled estrogen receptor‐1 activation of extracellular signal‐regulated kinase	30
Field EPSPs of Dentate Gyrus Granule Cells Studied by Selective Optogenetic Activation of Hilar Mossy Cells in Hippocampal Slices	29
Environmental enrichment and social isolation modulate inhibitory transmission and plasticity in hippocampal area CA2	28
Adult neurogenesis in Alzheimer's disease	26
Low rate hippocampal delay period activity encodes behavioral experience	25
Neuronal activity‐related transcription is blunted in immature compared to mature dentate granule cells	24
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The retrosplenial cortex of Carollia perspicillata, Seba's short‐tailed fruit bat	21
Issue Information ‐ TOC	21
	21
Issue Information ‐ Editorial Board	20
From Synaptic Plasticity and Critical Periods to Social Behavior and Stress: Getting to, and Staying in, CA2	20
Issue Information ‐ Editorial Board	20
Comparison of histological delineations of medial temporal lobe cortices by four independent neuroanatomy laboratories	19
Organization of projections from the entorhinal cortex to the hippocampal formation of the Egyptian fruit bat Rousettus aegyptiacus	19
A combined DTI‐fMRI approach for optimizing the delineation of posteromedial versus anterolateral entorhinal cortex	19
Effects of Corticotropin‐Releasing Factor 1 Receptor Antagonism on In Vivo Dentate Gyrus Long‐Term Potentiation in the TgF344 ‐ <	18

Inferior and Middle Longitudinal Fasciculus and Fornix Support Allocentric Representation	18
Differentiated Presynaptic Input to OLMɑ2 Cells Along the Hippocampal Dorsoventral Axis: Implications for Hippocampal Microcircuit Function	17
Hippocampal spatial view cells, place cells, and concept cells: View representations	16
Comparison of head direction cell firing characteristics across thalamo‐parahippocampal circuitry	16
Brain Networks Differ According to Levels of Interference in Spatiotemporal Processing	16
Long‐Term Potentiation: The Accidental Discovery	16
Opioid‐Associated Hippocampal Injury: Past, Present, and Future Directions	15
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Oscillations and Boundaries in My Route Through the Hippocampal Cognitive Map	15
The medial entorhinal cortex is necessary for the stimulus control over hippocampal place fields by distal, but not proximal, landmarks	15
Issue Information ‐ Editorial Board	14
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Issue Information ‐ TOC	14
The fibro‐ and cyto‐architecture demarcating the border between the dentate gyrus and CA3 in sheep (Ovis aries) and domestic pig (Sus scrofa domesticus)	13
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	13
Extended trajectory of spatial memory errors in typical and atypical development: The role of binding and precision	13
Effects of healthy aging and mnemonic strategies on verbal memory performance across the adult lifespan: Mediating role of posterior hippocampus	13
CA3–CA1 long‐term potentiation occurs regardless of respiration and cardiac cycle phases in urethane‐anesthetized rats	13
Issue Information ‐ Editorial Board	13
Hippocampal Signal Complexity Predicts Navigational Performance: Evidence From a Two‐Week VR Training Program	13
Associations Between Episodic Memory and Hippocampal Volume in Late Adulthood	13
Manipulating Engram Histone Acetylation Alters Memory Consolidation	13
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NMDA receptor activity during postnatal development determines intrinsic excitability and mossy fiber long‐term potentiation of CA3 pyramidal cells	12
Transcranial Direct Current Stimulation Over Bilateral Temporal Lobes Modulates Hippocampal‐Occipital Functional Connectivity and Visual Short‐Term Memory Precision	12
The analysis of H.M.'s brain: A brief review of status and plans for future studies and tissue archive	12
	12
Perceived plausibility modulates hippocampal activity in episodic counterfactual thinking	12
Issue Information ‐ TOC	12
Issue Information ‐ Editorial Board	12
Hippocampal storage and recall of neocortical “What”–“Where” representations	12
The Dentate Gyrus Grows Throughout Life Despite Turnover of Developmentally‐Born Neurons	12
Distinct engrams control fear and extinction memory	11
Unpacking the Medial Temporal Lobe: Separating Recollection and Familiarity	11
Hippocampal spatial view cells for memory and navigation, and their underlying connectivity in humans	11
	10
Issue Information – TOC	10
	10
Issue Information ‐ Editorial Board	10
	10
Issue Information ‐ Editorial Board	9
An Accidental Journey Into the Black Hole of the Hippocampus and How We Learned About What Makes a Context a Context	9
Curved multiplanar reformatting allows the accurate histological delineation of hippocampal subfields	9
New hues for CA2	9
Altered Coding of Environmental Boundaries in Human Aging: An fMRI Study	8
Correction to “A complex relation between levels of adult hippocampal neurogenesis and expression of the immature neuron marker doublecortin”	8
Molecular mechanisms underpinning deconditioning‐update in fear memory	8
A place with a view: A first‐person perspective in the hippocampal memory space	8
Updated Neuronal Numbers of the Rat Hippocampal Formation: Redesigning the Hippocampal Model	8

Abnormal Astrocyte Heterogeneity in the Dentate Gyrus of Rats Prone to Audiogenic Seizures Can Be Corrected by the Nootropic Drug Piracetam	8
Tau PET Burden Is Associated With Hippocampal Microstructure and Episodic Memory in Amyloid Positive Older Adults	8
Dynamic Updating of Cognitive Maps via Traces of Experience in the Subiculum	8
Knockout of NMDARs in CA1 and dentate gyrus fails to impair temporal control of conditioned behavior in mice	8
Loss of individualized behavioral trajectories in adult neurogenesis‐deficient cyclin D2 knockout mice	8
Hippocampal‐Prelimbic Coupling During Context‐Dependent Extinction Retrieval in Rats	7
Impaired perceptual discrimination of complex objects in older adults at risk for dementia	7
	7
An integrative view of human hippocampal function: Differences with other species and capacity considerations	7
In vivo structural connectivity of the reward system along the hippocampal long axis	7
Issue Information ‐ Editorial Board	7
Cholinergic and behavior‐dependent beta and gamma waves are coupled between olfactory bulb and hippocampus	7
Distinct roles of Bdnf I and Bdnf IV transcript variant expression in hippocampal neurons	7
Automated protocols for delineating human hippocampal subfields from 3 Tesla and 7 Tesla magnetic resonance imaging data	7
Correction to “Gradual decorrelation of CA3 ensembles associated with contextual discrimination learning is impaired by Kv1.2 insufficiency”	7
Postsynaptic GABA_B‐receptor mediated currents in diverse dentate gyrus interneuron types	7
Chronic α5‐ GABA ‐A Receptor Potentiation Promotes Mouse Adult Hippocampal Neurogenesis	6
AMPA and NMDA receptors in dentate gyrus mediate memory for sucrose in two port discrimination task	6
Defining hippocampal area CA2 in the fox (Vulpes vulpes) brain	6
Changes in Naturalistic Viewing in Healthy Aging and Amnestic Mild Cognitive Impairment	6
Issue Information ‐ Editorial Board	6
Upstream CB1R Regulation of β‐Adrenergic Memory Consolidation	6
Subiculum Encodes Environmental Structure	6
Issue Information ‐ Editorial Board	6
Impacted spike frequency adaptation associated with reduction of KCNQ2/3 exacerbates seizure activity in temporal lobe epilepsy	6
The Anatomy of Context	6
Issue Information ‐ Editorial Board	6
Postnatal development of hippocampal CA2 structure and function during the emergence of social recognition of peers	6