Evidence map›Paper›PMID 27146982›Full record

ArticleJournal of neurophysiology2016

Brain-derived neurotrophic factor differentially modulates excitability of two classes of hippocampal output neurons.

A R Graves, S J Moore, N Spruston, A K Tryba, C C Kaczorowski

Open access · hybridAbstract read
In one paragraph

Article in Journal of neurophysiology, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers.

0numbers the graph read from it
0cells of the map it votes in
18citing papers in PubMed
3.2field-weighted citation impact, top 9% 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

18 citing papers in PubMed, 31 citations in OpenAlex.

  1. Review
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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

5 authors at 5 institutions in 1 country.

A R GravesDepartment of Neurobiology, Northwestern University, Evanston, Illinois; Howard Hughes Medical Institute, Janelia Research Campus, Ashburn, Virginia;
S J MooreDepartment of Neurobiology, Northwestern University, Evanston, Illinois; Molecular and Behavioral Neuroscience Institute, University of Michigan, Ann Arbor, Michigan;
N SprustonDepartment of Neurobiology, Northwestern University, Evanston, Illinois; Howard Hughes Medical Institute, Janelia Research Campus, Ashburn, Virginia;
A K TrybaDepartment of Physiology, Medical College of Wisconsin, Milwaukee, Wisconsin; Department of Pediatrics, The University of Chicago, Chicago, Illinois; and.
C C KaczorowskiDepartment of Physiology, Medical College of Wisconsin, Milwaukee, Wisconsin; Department of Anatomy and Neurobiology, University of Tennessee Health Science Center, Memphis, Tennessee ckaczoro@uthsc.edu.
Howard Hughes Medical Institute · USMedical College of Wisconsin · USNorthwestern University · USUniversity of Michigan–Ann Arbor · USUniversity of Tennessee Health Science Center · US

Funding

Systems Genetics Analysis of Resilience to Alzheimers diseaseR01AG057914 · NIA · JACKSON LABORATORY · PI KACZOROWSKI, CATHERINE COOK · 2017 to 2021
$7.0M
Training Program in Neurobiology of Information StorageT32MH067564 · NIMH · NORTHWESTERN UNIVERSITY AT CHICAGO · PI Daniel A Dombeck · 2003 to 2026
$4.7M
SYNAPTIC INTEGRATION AND PROPAGATION IN CA1 DENDRITESR01NS035180 · NINDS · NORTHWESTERN UNIVERSITY AT CHICAGO · PI SPRUSTON, NELSON P. · 1996 to 2011
$3.2M
Proteomics of memory failure: unraveling the relationship between 'normal' brainR00AG039511 · NIA · UNIVERSITY OF TENNESSEE HEALTH SCI CTR · PI KACZOROWSKI, CATHERINE COOK · 2013 to 2015
$730k
Mapping AD Memory Failure: Molecules to Connectivity of Brain NetworkR21AG048446 · NIA · UNIVERSITY OF TENNESSEE HEALTH SCI CTR · PI KACZOROWSKI, CATHERINE COOK · 2015 to 2016
$418k
Proteomics of memory: Normal brain aging and Alzheimers DiseaseK99AG039511 · NIA · MEDICAL COLLEGE OF WISCONSIN · PI KACZOROWSKI, CATHERINE COOK · 2012 to 2013
$105k
Role of metabotropic receptors in regulating intrinsic plasticity in hippocampusF31NS067758 · NINDS · NORTHWESTERN UNIVERSITY · PI GRAVES, AUSTIN ROBERT · 2010 to 2011
$64k
NIA NIH HHS K99 AG039511NIA NIH HHS R00 AG039511NIA NIH HHS R21 AG048446NIMH NIH HHS T32 MH067564NINDS NIH HHS F31 NS067758NINDS NIH HHS R01 NS035180
6 · The paper itself

Abstract

Brain-derived neurotrophic factor (BDNF) plays an important role in hippocampus-dependent learning and memory. Canonically, this has been ascribed to an enhancing effect on neuronal excitability and synaptic plasticity in the CA1 region. However, it is the pyramidal neurons in the subiculum that form the primary efferent pathways conveying hippocampal information to other areas of the brain, and yet the effect of BDNF on these neurons has remained unexplored. We present new data that BDNF regulates neuronal excitability and cellular plasticity in a much more complex manner than previously suggested. Subicular pyramidal neurons can be divided into two major classes, which have different electrophysiological and morphological properties, different requirements for the induction of plasticity, and different extrahippocampal projections. We found that BDNF increases excitability in one class of subicular pyramidal neurons yet decreases excitability in the other class. Furthermore, while endogenous BDNF was necessary for the induction of synaptic plasticity in both cell types, BDNF enhanced intrinsic plasticity in one class of pyramidal neurons yet suppressed intrinsic plasticity in the other. Taken together, these data suggest a novel role for BDNF signaling, as it appears to dynamically and bidirectionally regulate the output of hippocampal information to different regions of the brain.

Indexed as

Action PotentialsAnimalsBrain-Derived Neurotrophic FactorExcitatory Amino Acid AntagonistsExcitatory Postsynaptic PotentialsHippocampusMaleMiceNeuronsPatch-Clamp TechniquesBrain-Derived Neurotrophic FactorExcitatory Amino Acid Antagonistsburst firinghippocampusintrinsic plasticitylong-term potentiationmetabotropic glutamate receptors

Identifiers

PMID27146982
PMCPMC4978785
OpenAlexW2345909696

What OpenQuestion holds

Textmetadata
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.