Evidence map›Paper›PMID 29229768›Full record

ArticleDevelopment (Cambridge, England)2018

Revealing age-related changes of adult hippocampal neurogenesis using mathematical models.

Frederik Ziebell, Sascha Dehler, Ana Martin-Villalba, Anna Marciniak-Czochra

Abstract read
In one paragraph

Article in Development (Cambridge, England), 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 29 papers.

0numbers the graph read from it
0cells of the map it votes in
29citing papers in PubMed
–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

29 citing papers in PubMed.

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  18. Review
  19. Mechanisms of enhanced quiescence in neural stem cell aging.Mechanisms of ageing and development · 2020
    Review
  20. Age-related loss of neural stem cell O-GlcNAc promotes a glial fate switch through STAT3 activation.Proceedings of the National Academy of Sciences of the United States of America · 2020
    Article
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

4 authors.

Frederik ZiebellInstitute of Applied Mathematics, Heidelberg University, Heidelberg 69120, Germany.ORCID 0000-0003-3673-1721
Sascha DehlerGerman Cancer Research Center (DKFZ), Heidelberg 69120, Germany.ORCID 0000-0003-3490-7252
Ana Martin-VillalbaGerman Cancer Research Center (DKFZ), Heidelberg 69120, Germany a.martin-villalba@dkfz.de anna.marciniak@iwr.uni-heidelberg.de.ORCID 0000-0002-9405-8910
Anna Marciniak-CzochraInstitute of Applied Mathematics, Heidelberg University, Heidelberg 69120, Germany a.martin-villalba@dkfz.de anna.marciniak@iwr.uni-heidelberg.de.ORCID 0000-0002-5831-6505

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

New neurons are continuously generated in the dentate gyrus of the adult hippocampus. This continuous supply of newborn neurons is important to modulate cognitive functions. Yet the number of newborn neurons declines with age. Increasing Wnt activity upon loss of dickkopf 1 can counteract both the decline of newborn neurons and the age-related cognitive decline. However, the precise cellular changes underlying the age-related decline or its rescue are fundamentally not understood. The present study combines a mathematical model and experimental data to address features controlling neural stem cell (NSC) dynamics. We show that available experimental data fit a model in which quiescent NSCs may either become activated to divide or may undergo depletion events, such as astrocytic transformation and apoptosis. Additionally, we demonstrate that old NSCs remain quiescent longer and have a higher probability of becoming re-activated than depleted. Finally, our model explains that high NSC-Wnt activity leads to longer time in quiescence while enhancing the probability of activation. Altogether, our study shows that modulation of the quiescent state is crucial to regulate the pool of stem cells throughout the life of an animal.

Indexed as

Models, NeurologicalAgingAnimalsHippocampusMiceMice, TransgenicNeural Stem CellsWnt Signaling PathwayAdult hippocampal neurogenesisAgingMathematical modelStem cells

Identifiers

PMID29229768
PMCPMC5825879

What OpenQuestion holds

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LicenceCC BY
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.