Evidence map›Paper›PMID 33762406›Full record

ReviewThe Journal of neuroscience : the official journal of the Society for Neuroscience2021

Evidences for Adult Hippocampal Neurogenesis in Humans.

Elena P Moreno-Jiménez, Julia Terreros-Roncal, Miguel Flor-García, Alberto Rábano, María Llorens-Martín

Abstract readReview
In one paragraph

Review in The Journal of neuroscience : the official journal of the Society for Neuroscience, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 162 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
162citing papers in PubMed, 3 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

162 citing papers in PubMed, 3 syntheses or guidelines pooled it.

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  9. Isolation of postnatal human neural stem cells.bioRxiv : the preprint server for biology · 2026
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  14. DKK2 contributes to context discrimination and adult hippocampal neurogenesis by suppressing Wnt/PCP signaling.Neuropsychopharmacology : official publication of the American College of Neuropsychopharmacology · 2026
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102 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

5 authors.

Elena P Moreno-JiménezDepartment of Molecular Neuropathology, Centro de Biología Molecular "Severo Ochoa" (CBMSO), Spanish Research Council (CSIC)-Universidad Autónoma de Madrid (UAM), 28049 Madrid, Spain.ORCID 0000-0002-9865-4875
Julia Terreros-RoncalDepartment of Molecular Neuropathology, Centro de Biología Molecular "Severo Ochoa" (CBMSO), Spanish Research Council (CSIC)-Universidad Autónoma de Madrid (UAM), 28049 Madrid, Spain.ORCID 0000-0003-4247-6368
Miguel Flor-GarcíaDepartment of Molecular Neuropathology, Centro de Biología Molecular "Severo Ochoa" (CBMSO), Spanish Research Council (CSIC)-Universidad Autónoma de Madrid (UAM), 28049 Madrid, Spain.ORCID 0000-0002-6938-9689
Alberto RábanoNeuropathology Department, CIEN Foundation, 28031 Madrid, Spain.
María Llorens-MartínDepartment of Molecular Neuropathology, Centro de Biología Molecular "Severo Ochoa" (CBMSO), Spanish Research Council (CSIC)-Universidad Autónoma de Madrid (UAM), 28049 Madrid, Spain m.llorens@csic.es.ORCID 0000-0001-9129-5198

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The rodent hippocampus generates new neurons throughout life. This process, named adult hippocampal neurogenesis (AHN), is a striking form of neural plasticity that occurs in the brains of numerous mammalian species. Direct evidence of adult neurogenesis in humans has remained elusive, although the occurrence of this phenomenon in the human dentate gyrus has been demonstrated in seminal studies and recent research that have applied distinct approaches to birthdate newly generated neurons and to validate markers of adult-born neurons. Our data point to the persistence of AHN until the 10th decade of human life, as well as to marked impairments in this process in patients with Alzheimer's disease. Moreover, our work demonstrates that the methods used to process and analyze postmortem human brain samples can limit the detection of various markers of AHN to the point of making them undetectable. In this Dual Perspectives article, we highlight the critical methodological aspects that should be strictly controlled in human studies and the robust evidence that supports the occurrence of AHN in humans. We also put forward reasons that may account for current discrepancies on this topic. Finally, the unresolved questions and future challenges awaiting the field are highlighted.

Indexed as

AdultAge FactorsAlzheimer DiseaseHippocampusHumansNeurogenesisNeuronal Plasticityadult neurogenesiscontroversyhippocampushumanimmature neuronmethodology

Identifiers

PMID33762406
PMCPMC8018741

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.