Evidence map›Paper›PMID 32737465›Full record

ReviewNature protocols2020

Tutorial: avoiding and correcting sample-induced spherical aberration artifacts in 3D fluorescence microscopy.

Erin E Diel, Jeff W Lichtman, Douglas S Richardson

Erratum issuedAbstract readReview
PubMed Publisher
In one paragraph

Review in Nature protocols, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 54 papers.

0numbers the graph read from it
0cells of the map it votes in
54citing 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

54 citing papers in PubMed.

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  9. Ethyl Cinnamate-Based Tissue Clearing Technique on Vocal Fold Mucosa with Vasculature Model.Journal of voice : official journal of the Voice Foundation · 2025
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

3 authors.

Erin E DielHarvard Center for Biological Imaging, Harvard University, Cambridge, MA, USA.
Jeff W LichtmanHarvard Center for Biological Imaging, Harvard University, Cambridge, MA, USA.ORCID http://orcid.org/0000-0002-0208-3212
Douglas S RichardsonHarvard Center for Biological Imaging, Harvard University, Cambridge, MA, USA. drichardson@fas.harvard.edu.ORCID http://orcid.org/0000-0002-3189-2190

Funding

Zooming into the fish's brain-What is really going on! Connectomics analysis of larval zebrafish.U19NS104653 · NINDS · HARVARD UNIVERSITY · PI Jeff W Lichtman · 2017 to 2026
$39.4M
Res Support CoreP50MH094271 · NIMH · HARVARD UNIVERSITY · PI HENSCH, TAKAO K · 2011 to 2022
$18.6M
A Facility to Generate Connectomics InformationU24NS109102 · NINDS · HARVARD UNIVERSITY · PI LICHTMAN, JEFF W · 2018 to 2023
$6.5M
NIMH NIH HHS P50 MH094271NINDS NIH HHS U19 NS104653NINDS NIH HHS U24 NS109102
6 · The paper itself

Abstract

Spherical aberration (SA) occurs when light rays entering at different points of a spherical lens are not focused to the same point of the optical axis. SA that occurs inside the lens elements of a fluorescence microscope is well understood and corrected for. However, SA is also induced when light passes through an interface of refractive index (RI)-mismatched substances (i.e., a discrepancy between the RI of the immersion medium and the RI of the sample). SA due to RI mismatches has many deleterious effects on imaging. Perhaps most important for 3D imaging is that the distance the image plane moves in a sample is not equivalent to the distance traveled by an objective (or stage) during z-stack acquisition. This non-uniform translation along the z axis gives rise to artifactually elongated images (if the objective is immersed in a medium with a higher RI than that of the sample) or compressed images (if the objective is immersed in a medium with a lower RI than that of the sample) and alters the optimal axial sampling rate. In this tutorial, we describe why this distortion occurs, how it impacts quantitative measurements and axial resolution, and what can be done to avoid SA and thereby prevent distorted images. In addition, this tutorial aims to better inform researchers of how to correct RI mismatch-induced axial distortions and provides a practical ImageJ/Fiji-based tool to reduce the prevalence of volumetric measurement errors and lost axial resolution.

Indexed as

ArtifactsImaging, Three-DimensionalMicroscopy, FluorescenceScattering, RadiationFluorescent DyesMicrospheresFluorescent Dyes

Identifiers

What OpenQuestion holds

Textmetadata
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.