Evidence map›Paper›PMID 29053699›Full record

ArticleJournal of visualized experiments : JoVE2017

Evaluation of Synapse Density in Hippocampal Rodent Brain Slices.

Faye McLeod, Aude Marzo, Marina Podpolny, Soledad Galli, Patricia Salinas

Abstract readVideo-Audio Media
In one paragraph

Article in Journal of visualized experiments : JoVE, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers.

0numbers the graph read from it
0cells of the map it votes in
20citing 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

20 citing papers in PubMed.

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  14. Imaging the fetal nonhuman primate brain with SV2A positron emission tomography (PET).European journal of nuclear medicine and molecular imaging · 2022
    Article
  15. Article
  16. Review
  17. Synapse development is regulated by microglial THIK-1 KProceedings of the National Academy of Sciences of the United States of America · 2021
    Article
  18. Article
  19. Article
  20. 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

5 authors.

Faye McLeodDepartment of Cell and Developmental Biology, University College London; f.mcleod@ucl.ac.uk.
Aude MarzoDepartment of Cell and Developmental Biology, University College London; a.marzo@ucl.ac.uk.
Marina PodpolnyDepartment of Cell and Developmental Biology, University College London.
Soledad GalliDepartment of Cell and Developmental Biology, University College London.
Patricia SalinasDepartment of Cell and Developmental Biology, University College London.

Funding

Medical Research Council G0802241Medical Research Council MR/J013374/1Medical Research Council MR/M014045/1Medical Research Council MR/M024083/1Parkinson's UK G-1204Wellcome Trust
6 · The paper itself

Abstract

In the brain, synapses are specialized junctions between neurons, determining the strength and spread of neuronal signaling. The number of synapses is tightly regulated during development and neuronal maturation. Importantly, deficits in synapse number can lead to cognitive dysfunction. Therefore, the evaluation of synapse number is an integral part of neurobiology. However, as synapses are small and highly compact in the intact brain, the assessment of absolute number is challenging. This protocol describes a method to easily identify and evaluate synapses in hippocampal rodent slices using immunofluorescence microscopy. It includes a three-step procedure to evaluate synapses in high-quality confocal microscopy images by analyzing the co-localization of pre- and postsynaptic proteins in hippocampal slices. It also explains how the analysis is performed and gives representative examples from both excitatory and inhibitory synapses. This protocol provides a solid foundation for the analysis of synapses and can be applied to any research investigating the structure and function of the brain.

Indexed as

AnimalsBrainHippocampusMiceRatsSynapses

Identifiers

PMID29053699
PMCPMC5752395

What OpenQuestion holds

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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.