Evidence map›Paper›PMID 35970930›Full record

ArticleNature biomedical engineering2023

A one-photon endoscope for simultaneous patterned optogenetic stimulation and calcium imaging in freely behaving mice.

Jinyong Zhang, Ryan N Hughes, Namsoo Kim, Isabella P Fallon, Konstantin Bakhurin, Jiwon Kim, Francesco Paolo Ulloa Severino, Henry H Yin

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Article in Nature biomedical engineering, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers.

0numbers the graph read from it
0cells of the map it votes in
22citing 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

22 citing papers in PubMed.

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  10. Aligning brain and behavior.Current opinion in behavioral sciences · 2025
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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

8 authors.

Jinyong ZhangDepartment of Psychology and Neuroscience, Duke University, Durham, NC, USA.
Ryan N HughesDepartment of Psychology and Neuroscience, Duke University, Durham, NC, USA.
Namsoo KimDepartment of Psychology and Neuroscience, Duke University, Durham, NC, USA.
Isabella P FallonDepartment of Neurobiology, Duke University School of Medicine, Durham, NC, USA.
Konstantin BakhurinDepartment of Psychology and Neuroscience, Duke University, Durham, NC, USA.
Jiwon KimDepartment of Psychology and Neuroscience, Duke University, Durham, NC, USA.
Francesco Paolo Ulloa SeverinoDepartment of Psychology and Neuroscience, Duke University, Durham, NC, USA.
Henry H YinDepartment of Psychology and Neuroscience, Duke University, Durham, NC, USA. hy43@duke.edu.ORCID 0000-0003-1546-6850

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Optogenetics and calcium imaging can be combined to simultaneously stimulate and record neural activity in vivo. However, this usually requires two-photon microscopes, which are not portable nor affordable. Here we report the design and implementation of a miniaturized one-photon endoscope for performing simultaneous optogenetic stimulation and calcium imaging. By integrating digital micromirrors, the endoscope makes it possible to activate any neuron of choice within the field of view, and to apply arbitrary spatiotemporal patterns of photostimulation while imaging calcium activity. We used the endoscope to image striatal neurons from either the direct pathway or the indirect pathway in freely moving mice while activating any chosen neuron in the field of view. The endoscope also allows for the selection of neurons based on their relationship with specific animal behaviour, and to recreate the behaviour by mimicking the natural neural activity with photostimulation. The miniaturized endoscope may facilitate the study of how neural activity gives rise to behaviour in freely moving animals.

Indexed as

CalciumOptogeneticsAnimalsEndoscopesMiceMicroscopyNeuronsCalcium

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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.