Evidence map›Paper›PMID 34133921›Full record

ArticleCell reports2021

Head-mounted microendoscopic calcium imaging in dorsal premotor cortex of behaving rhesus macaque.

Anil Bollimunta, Samantha R Santacruz, Ryan W Eaton, Pei S Xu, John H Morrison, Karen A Moxon, Jose M Carmena, Jonathan J Nassi

Open access · goldAbstract read
In one paragraph

Article in Cell reports, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 32 papers.

0numbers the graph read from it
0cells of the map it votes in
32citing papers in PubMed
5.1field-weighted citation impact, top 4% 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

32 citing papers in PubMed, 51 citations in OpenAlex.

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  11. A Neural Implant Design Toolbox for Nonhuman Primates.Journal of visualized experiments : JoVE · 2024
    Article
  12. Calcium imaging: a technique to monitor calcium dynamics in biological systems.Physiology and molecular biology of plants : an international journal of functional plant biology · 2023
    Review
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

8 authors at 3 institutions in 1 country.

Anil BollimuntaInscopix, Inc., 2462 Embarcadero Way, Palo Alto, CA 94303, USA.
Samantha R SantacruzDepartment of Electrical Engineering and Computer Science, Helen Wills Neuroscience Institute, University of California, Berkeley, 286 Li Ka Shing, MC #3370, Berkeley, CA 94720, USA; Department of Biomedical Engineering, Institute for Neuroscience, The University of Texas at Austin, 107 W. Dean Keeton Street, Stop C0800, Austin, TX 78712, USA.
Ryan W EatonDepartment of Biomedical Engineering, University of California, Davis, 3141 Health Sciences Drive, Davis, CA 95616, USA; California National Primate Research Center, University of California, Davis, One Shields Avenue, Davis, CA 95616, USA.
Pei S XuInscopix, Inc., 2462 Embarcadero Way, Palo Alto, CA 94303, USA.
John H MorrisonCalifornia National Primate Research Center, University of California, Davis, One Shields Avenue, Davis, CA 95616, USA; Department of Neurology, School of Medicine, University of California Davis, Davis, One Shields Avenue, Davis, CA 95616, USA.
Karen A MoxonDepartment of Biomedical Engineering, University of California, Davis, 3141 Health Sciences Drive, Davis, CA 95616, USA; California National Primate Research Center, University of California, Davis, One Shields Avenue, Davis, CA 95616, USA.
Jose M CarmenaDepartment of Electrical Engineering and Computer Science, Helen Wills Neuroscience Institute, University of California, Berkeley, 286 Li Ka Shing, MC #3370, Berkeley, CA 94720, USA.
Jonathan J NassiInscopix, Inc., 2462 Embarcadero Way, Palo Alto, CA 94303, USA. Electronic address: jnassi@inscopix.com.
Inscopix (United States) · USUniversity of California, Davis · USUniversity of California, Berkeley · US

Funding

National Institute on Aging (NIA) ColonyP51OD011107 · OD · UNIVERSITY OF CALIFORNIA AT DAVIS · PI Simon J. Atkinson · 2012 to 2026
$191.5M
The Role of Ipsilateral Cortical Control of the Upper Limb in Monkey and ManR01NS097480 · NINDS · UNIVERSITY OF CALIFORNIA BERKELEY · PI CARMENA, JOSE MIGUEL · 2017 to 2020
$1.5M
NIH HHS P51 OD011107NINDS NIH HHS R01 NS097480
6 · The paper itself

Abstract

Microendoscopic calcium imaging with one-photon miniature microscopes enables unprecedented readout of neural circuit dynamics during active behavior in rodents. In this study, we describe successful application of this technology in the rhesus macaque, demonstrating plug-and-play, head-mounted recordings of cellular-resolution calcium dynamics from large populations of neurons simultaneously in bilateral dorsal premotor cortices during performance of a naturalistic motor reach task. Imaging is stable over several months, allowing us to longitudinally track individual neurons and monitor their relationship to motor behavior over time. We observe neuronal calcium dynamics selective for reach direction, which we could use to decode the animal's trial-by-trial motor behavior. This work establishes head-mounted microendoscopic calcium imaging in macaques as a powerful approach for studying the neural circuit mechanisms underlying complex and clinically relevant behaviors, and it promises to greatly advance our understanding of human brain function, as well as its dysfunction in neurological disease.

Indexed as

EndoscopyImaging, Three-DimensionalAnimalsBehavior, AnimalCalciumHeadMacaca mulattaMaleMotor CortexNeuronsTime FactorsCalciumarm reachcalcium imagingdecoding behaviorGCaMPGRIN lenslongitudinal trackingmacaquemicroendoscopyminiscopepremotor cortex

Identifiers

PMID34133921
PMCPMC8236375
OpenAlexW3171062444

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-ND
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.