Evidence map›Paper›PMID 25689626›Full record

ArticlePloS one2015

The evidence for increased L1 activity in the site of human adult brain neurogenesis.

Alexey A Kurnosov, Svetlana V Ustyugova, Vadim I Nazarov, Anastasia A Minervina, Alexander Yu Komkov, Mikhail Shugay, Mikhail V Pogorelyy, Konstantin V Khodosevich, Ilgar Z Mamedov, Yuri B Lebedev

Open access · goldAbstract read
In one paragraph

Article in PloS one, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 25 papers.

0numbers the graph read from it
0cells of the map it votes in
25citing papers in PubMed
10.9field-weighted citation impact, top 2% of its field
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

25 citing papers in PubMed, 53 citations in OpenAlex.

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  18. Warning SINEs: Alu elements, evolution of the human brain, and the spectrum of neurological disease.Chromosome research : an international journal on the molecular, supramolecular and evolutionary aspects of chromosome biology · 2018
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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

10 authors at 3 institutions in 3 countries.

Alexey A KurnosovLaboratory of Comparative and Functional Genomics, Shemyakin-Ovchinnikov Institute of Bioorganic Chemistry Russ. Acad. of Sci., Moscow, Russia.
Svetlana V UstyugovaLaboratory of Comparative and Functional Genomics, Shemyakin-Ovchinnikov Institute of Bioorganic Chemistry Russ. Acad. of Sci., Moscow, Russia; Division of Biology and Biological Engineering, California Institute of Technology, Pasadena, California, United States of America.
Vadim I NazarovLaboratory of Comparative and Functional Genomics, Shemyakin-Ovchinnikov Institute of Bioorganic Chemistry Russ. Acad. of Sci., Moscow, Russia; Department of Information Technology and Automated Systems, National Research University Higher School of Economics, Moscow, Russia.
Anastasia A MinervinaLaboratory of Comparative and Functional Genomics, Shemyakin-Ovchinnikov Institute of Bioorganic Chemistry Russ. Acad. of Sci., Moscow, Russia.
Alexander Yu KomkovLaboratory of Comparative and Functional Genomics, Shemyakin-Ovchinnikov Institute of Bioorganic Chemistry Russ. Acad. of Sci., Moscow, Russia.
Mikhail ShugayLaboratory of Comparative and Functional Genomics, Shemyakin-Ovchinnikov Institute of Bioorganic Chemistry Russ. Acad. of Sci., Moscow, Russia.
Mikhail V PogorelyyLaboratory of Comparative and Functional Genomics, Shemyakin-Ovchinnikov Institute of Bioorganic Chemistry Russ. Acad. of Sci., Moscow, Russia.
Konstantin V KhodosevichDepartment of Clinical Neurobiology, Heidelberg University Hospital at German Cancer Research Center (DKFZ), Heidelberg, Germany.
Ilgar Z MamedovLaboratory of Comparative and Functional Genomics, Shemyakin-Ovchinnikov Institute of Bioorganic Chemistry Russ. Acad. of Sci., Moscow, Russia.
Yuri B LebedevLaboratory of Comparative and Functional Genomics, Shemyakin-Ovchinnikov Institute of Bioorganic Chemistry Russ. Acad. of Sci., Moscow, Russia.
Institute of Bioorganic Chemistry · RUHeidelberg University · DENational Research University Higher School of Economics · RU

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Retroelement activity is a common source of polymorphisms in human genome. The mechanism whereby retroelements contribute to the intraindividual genetic heterogeneity by inserting into the DNA of somatic cells is gaining increasing attention. Brain tissues are suspected to accumulate genetic heterogeneity as a result of the retroelements somatic activity. This study aims to expand our understanding of the role retroelements play in generating somatic mosaicism of neural tissues. Whole-genome Alu and L1 profiling of genomic DNA extracted from the cerebellum, frontal cortex, subventricular zone, dentate gyrus, and the myocardium revealed hundreds of somatic insertions in each of the analyzed tissues. Interestingly, the highest concentration of such insertions was detected in the dentate gyrus-the hotspot of adult neurogenesis. Insertions of retroelements and their activity could produce genetically diverse neuronal subsets, which can be involved in hippocampal-dependent learning and memory.

Indexed as

BrainDentate GyrusGenome, HumanHumansLong Interspersed Nucleotide ElementsNeurogenesisNeuronsPromoter Regions, Genetic

Identifiers

PMID25689626
PMCPMC4331437
OpenAlexW1994518469

What OpenQuestion holds

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LicenceCC BY
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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.