Considerations for colorblind individuals on selecting colorimetric or fluorescent dye assay outcomes

A disadvantage of colorimetric detection in nucleic acid amplification assays is the possibility that a colorblind individual may interpret colors differently than observers with full-color vision. Using an isothermal amplification assay, the ability of colorblind individuals to distinguish between...

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Main Authors: Kirstyn Loyva, Erik Hofmeister, Fiona Georgousi, Constance Roderick, Rebecca Cole
Format: Article
Language:English
Published: Future Science Ltd 2023-12-01
Series:BioTechniques
Subjects:
Online Access:https://www.future-science.com/doi/10.2144/btn-2023-0041
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author Kirstyn Loyva
Erik Hofmeister
Fiona Georgousi
Constance Roderick
Rebecca Cole
author_facet Kirstyn Loyva
Erik Hofmeister
Fiona Georgousi
Constance Roderick
Rebecca Cole
author_sort Kirstyn Loyva
collection DOAJ
description A disadvantage of colorimetric detection in nucleic acid amplification assays is the possibility that a colorblind individual may interpret colors differently than observers with full-color vision. Using an isothermal amplification assay, the ability of colorblind individuals to distinguish between positive and negative results for four dyes was tested. Five individuals with self-reported colorblindness and four with full-color vision reported their observations of the color of the solution. Although colorblind individuals may accurately interpret assay results, they were often not accurate in reporting the color. Hydroxynaphthol blue was the most problematic dye, and both phenol red and SYBR™ green were less troublesome. Consideration for colorblind individuals is warranted when developing an assay and training staff in its performance.
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spelling doaj.art-e421a9bc364f4fee9d06c1ccc5371f162023-12-19T08:16:44ZengFuture Science LtdBioTechniques0736-62051940-98182023-12-0175624024410.2144/btn-2023-0041Considerations for colorblind individuals on selecting colorimetric or fluorescent dye assay outcomesKirstyn Loyva0Erik Hofmeister1Fiona Georgousi2Constance Roderick3Rebecca Cole41U.S. Geological Survey, National Wildlife Health Center, Madison, WI 53711, USA1U.S. Geological Survey, National Wildlife Health Center, Madison, WI 53711, USA1U.S. Geological Survey, National Wildlife Health Center, Madison, WI 53711, USA1U.S. Geological Survey, National Wildlife Health Center, Madison, WI 53711, USA1U.S. Geological Survey, National Wildlife Health Center, Madison, WI 53711, USAA disadvantage of colorimetric detection in nucleic acid amplification assays is the possibility that a colorblind individual may interpret colors differently than observers with full-color vision. Using an isothermal amplification assay, the ability of colorblind individuals to distinguish between positive and negative results for four dyes was tested. Five individuals with self-reported colorblindness and four with full-color vision reported their observations of the color of the solution. Although colorblind individuals may accurately interpret assay results, they were often not accurate in reporting the color. Hydroxynaphthol blue was the most problematic dye, and both phenol red and SYBR™ green were less troublesome. Consideration for colorblind individuals is warranted when developing an assay and training staff in its performance.https://www.future-science.com/doi/10.2144/btn-2023-0041color blindnesscolorimetric DNA detectionfluorescent DNA detectionisothermal amplificationLAMP amplification
spellingShingle Kirstyn Loyva
Erik Hofmeister
Fiona Georgousi
Constance Roderick
Rebecca Cole
Considerations for colorblind individuals on selecting colorimetric or fluorescent dye assay outcomes
BioTechniques
color blindness
colorimetric DNA detection
fluorescent DNA detection
isothermal amplification
LAMP amplification
title Considerations for colorblind individuals on selecting colorimetric or fluorescent dye assay outcomes
title_full Considerations for colorblind individuals on selecting colorimetric or fluorescent dye assay outcomes
title_fullStr Considerations for colorblind individuals on selecting colorimetric or fluorescent dye assay outcomes
title_full_unstemmed Considerations for colorblind individuals on selecting colorimetric or fluorescent dye assay outcomes
title_short Considerations for colorblind individuals on selecting colorimetric or fluorescent dye assay outcomes
title_sort considerations for colorblind individuals on selecting colorimetric or fluorescent dye assay outcomes
topic color blindness
colorimetric DNA detection
fluorescent DNA detection
isothermal amplification
LAMP amplification
url https://www.future-science.com/doi/10.2144/btn-2023-0041
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