Evidence map›Paper›PMID 29155767›Full record

ArticleJournal of visualized experiments : JoVE2017

A Wireless, Bidirectional Interface for In Vivo Recording and Stimulation of Neural Activity in Freely Behaving Rats.

Liana Melo-Thomas, K-Alexander Engelhardt, Uwe Thomas, Dirk Hoehl, Sascha Thomas, Markus Wöhr, Bjoern Werner, Frank Bremmer, Rainer K W Schwarting

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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 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing 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

7 citing papers in PubMed.

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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

9 authors.

Liana Melo-ThomasBehavioral Neuroscience, Experimental and Biological Psychology, Philipps-Universität Marburg; Behavioral Neurosciences Institute (INeC); liana.melothomas@staff.uni-marburg.de.
K-Alexander EngelhardtBehavioral Neuroscience, Experimental and Biological Psychology, Philipps-Universität Marburg.
Uwe ThomasThomas RECORDING GmbH.
Dirk HoehlThomas RECORDING GmbH.
Sascha ThomasThomas RECORDING GmbH.
Markus WöhrBehavioral Neuroscience, Experimental and Biological Psychology, Philipps-Universität Marburg.
Bjoern WernerDepartment of Neurophysics, Philipps-Universität Marburg.
Frank BremmerDepartment of Neurophysics, Philipps-Universität Marburg.
Rainer K W SchwartingBehavioral Neuroscience, Experimental and Biological Psychology, Philipps-Universität Marburg.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

In vivo electrophysiology is a powerful technique to investigate the relationship between brain activity and behavior at a millisecond and micrometer scale. However, current methods mostly rely on tethered cable recordings or only use unidirectional systems, allowing either recording or stimulation of neural activity, but not at the same time or same target. Here, a new wireless, bidirectional device for simultaneous multichannel recording and stimulation of neural activity in freely behaving rats is described. The system operates through a single portable head stage that both transmits recorded activity and can be targeted in real-time for brain stimulation using a telemetry-based multichannel software. The head stage is equipped with a preamplifier and a rechargeable battery, allowing stable long-term recordings or stimulation for up to 1 h. Importantly, the head stage is compact, weighs 12 g (including battery) and thus has minimal impact on the animal´s behavioral repertoire, making the method applicable to a broad set of behavioral tasks. Moreover, the method has the major advantage that the effect of brain stimulation on neural activity and behavior can be measured simultaneously, providing a tool to assess the causal relationships between specific brain activation patterns and behavior. This feature makes the method particularly valuable for the field of deep brain stimulation, allowing precise assessment, monitoring, and adjustment of stimulation parameters during long-term behavioral experiments. The applicability of the system has been validated using the inferior colliculus as a model structure.

Indexed as

Electrodes, ImplantedAnimalsElectrophysiologyMaleRatsRats, WistarWireless Technology

Identifiers

PMID29155767
PMCPMC5755324

What OpenQuestion holds

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LicenceCC BY-NC-ND
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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.