Evidence map›Paper›PMID 37539386›Full record

ArticleFrontiers in neuroscience2023

Brain but not serum BDNF levels are associated with structural alterations in the hippocampal regions in patients with drug-resistant mesial temporal lobe epilepsy.

Elena A Filimonova, Anton A Pashkov, Galina I Moysak, Anastasia Y Tropynina, Svetlana Y Zhanaeva, Anna A Shvaikovskaya, Anna A Akopyan, Konstantin V Danilenko, Lyubomir I Aftanas, Maria A Tikhonova and 1 more

Open access · goldAbstract read
In one paragraph

Article in Frontiers in neuroscience, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing papers in PubMed
2.2field-weighted citation impact, top 12% 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

7 citing papers in PubMed, 10 citations in OpenAlex.

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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

11 authors at 4 institutions in 1 country.

Elena A FilimonovaFSBI "Federal Center of Neurosurgery", Novosibirsk, Russia.
Anton A PashkovFSBI "Federal Center of Neurosurgery", Novosibirsk, Russia.
Galina I MoysakFSBI "Federal Center of Neurosurgery", Novosibirsk, Russia.
Anastasia Y TropyninaDepartment of Neuroscience, Institute of Medicine and Psychology, Novosibirsk State University, Novosibirsk, Russia.
Svetlana Y ZhanaevaScientific Research Institute of Neurosciences and Medicine, Novosibirsk, Russia.
Anna A ShvaikovskayaScientific Research Institute of Neurosciences and Medicine, Novosibirsk, Russia.
Anna A AkopyanScientific Research Institute of Neurosciences and Medicine, Novosibirsk, Russia.
Konstantin V DanilenkoScientific Research Institute of Neurosciences and Medicine, Novosibirsk, Russia.
Lyubomir I AftanasDepartment of Neuroscience, Institute of Medicine and Psychology, Novosibirsk State University, Novosibirsk, Russia.
Maria A TikhonovaScientific Research Institute of Neurosciences and Medicine, Novosibirsk, Russia.
Jamil A RzaevFSBI "Federal Center of Neurosurgery", Novosibirsk, Russia.
Scientific Research Institute of Biochemistry · RUNovosibirsk State University · RUNovosibirsk State Medical University · RUSouth Ural State University · RU

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Mesial temporal lobe epilepsy is the most common type of focal epilepsy, imposing a significant burden on the health care system worldwide. Approximately one-third of patients with this disease who do not adequately respond to pharmacotherapy are considered drug-resistant subjects. Despite having some clues of how such epileptic activity and resistance to therapy emerge, coming mainly from preclinical models, we still witness a scarcity of human data. To narrow this gap, in this study, we aimed to estimate the relationship between hippocampal and serum levels of brain-derived neurotrophic factor (BDNF), one of the main and most widely studied neurotrophins, and hippocampal subfield volumes in patients with drug-resistant mesial temporal epilepsy undergoing neurosurgical treatment. We found that hippocampal (but not serum) BDNF levels were negatively correlated with the contralateral volumes of the CA1 and CA4 subfields, presubiculum, subiculum, dentate gyrus, and molecular layer of the hippocampus. Taken together, these findings are generally in accordance with existing data, arguing for a proepileptic nature of BDNF effects in the hippocampus and related brain structures.

Indexed as

BDNFdrug-resistant epilepsyFreeSurferhippocampusmesial temporal lobe epilepsyMR morphometry

Identifiers

PMID37539386
PMCPMC10395949
OpenAlexW4384822767

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Registered trials

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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.