MyelTracer: A semi-automated software for myelin g -ratio quantification

In the central and peripheral nervous systems, the myelin sheath promotes neuronal signal transduction. The thickness of the myelin sheath changes during development and in disease conditions like multiple sclerosis. Such changes are routinely detected using electron microscopy through g-ratio quant...

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Main Authors: Kaiser, Tobias, Allen, Harrison Mitchell, Kwon, Ohyoon, Barak, Boaz, Wang, Jing, He, Zhigang, Jiang, Minqing, Feng, Guoping
Other Authors: McGovern Institute for Brain Research at MIT
Format: Article
Language:English
Published: Society for Neuroscience 2021
Online Access:https://hdl.handle.net/1721.1/138216
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author Kaiser, Tobias
Allen, Harrison Mitchell
Kwon, Ohyoon
Barak, Boaz
Wang, Jing
He, Zhigang
Jiang, Minqing
Feng, Guoping
author2 McGovern Institute for Brain Research at MIT
author_facet McGovern Institute for Brain Research at MIT
Kaiser, Tobias
Allen, Harrison Mitchell
Kwon, Ohyoon
Barak, Boaz
Wang, Jing
He, Zhigang
Jiang, Minqing
Feng, Guoping
author_sort Kaiser, Tobias
collection MIT
description In the central and peripheral nervous systems, the myelin sheath promotes neuronal signal transduction. The thickness of the myelin sheath changes during development and in disease conditions like multiple sclerosis. Such changes are routinely detected using electron microscopy through g-ratio quantification. While g-ratio is one of the most critical measurements in myelin studies, a major drawback is that g-ratio quantification is extremely laborious and time-consuming. Here, we report the development and validation of MyelTracer, an installable, stand-alone software for semi-automated g-ratio quantification based on the Open Computer Vision Library (OpenCV). Compared with manual g-ratio quantification, using MyelTracer produces consistent results across multiple tissues and animal ages, as well as in remyelination after optic nerve crush, and reduces total quantification time by 40-60%. With g-ratio measurements via MyelTracer, a known hypomyelination phenotype can be detected in a Williams syndrome mouse model. MyelTracer is easy to use and freely available for Windows and Mac OS X (https://github.com/HarrisonAllen/MyelTracer).
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spelling mit-1721.1/1382162023-02-08T19:10:19Z MyelTracer: A semi-automated software for myelin g -ratio quantification Kaiser, Tobias Allen, Harrison Mitchell Kwon, Ohyoon Barak, Boaz Wang, Jing He, Zhigang Jiang, Minqing Feng, Guoping McGovern Institute for Brain Research at MIT Massachusetts Institute of Technology. Department of Brain and Cognitive Sciences Massachusetts Institute of Technology. Department of Electrical Engineering and Computer Science In the central and peripheral nervous systems, the myelin sheath promotes neuronal signal transduction. The thickness of the myelin sheath changes during development and in disease conditions like multiple sclerosis. Such changes are routinely detected using electron microscopy through g-ratio quantification. While g-ratio is one of the most critical measurements in myelin studies, a major drawback is that g-ratio quantification is extremely laborious and time-consuming. Here, we report the development and validation of MyelTracer, an installable, stand-alone software for semi-automated g-ratio quantification based on the Open Computer Vision Library (OpenCV). Compared with manual g-ratio quantification, using MyelTracer produces consistent results across multiple tissues and animal ages, as well as in remyelination after optic nerve crush, and reduces total quantification time by 40-60%. With g-ratio measurements via MyelTracer, a known hypomyelination phenotype can be detected in a Williams syndrome mouse model. MyelTracer is easy to use and freely available for Windows and Mac OS X (https://github.com/HarrisonAllen/MyelTracer). 2021-11-23T18:04:14Z 2021-11-23T18:04:14Z 2021 2021-11-23T17:57:22Z Article http://purl.org/eprint/type/JournalArticle https://hdl.handle.net/1721.1/138216 Kaiser, Tobias, Allen, Harrison Mitchell, Kwon, Ohyoon, Barak, Boaz, Wang, Jing et al. 2021. "MyelTracer: A semi-automated software for myelin g -ratio quantification." eneuro, 8 (4). en 10.1523/ENEURO.0558-20.2021 eneuro Creative Commons Attribution 4.0 International license https://creativecommons.org/licenses/by/4.0/ application/pdf Society for Neuroscience Society for Neuroscience
spellingShingle Kaiser, Tobias
Allen, Harrison Mitchell
Kwon, Ohyoon
Barak, Boaz
Wang, Jing
He, Zhigang
Jiang, Minqing
Feng, Guoping
MyelTracer: A semi-automated software for myelin g -ratio quantification
title MyelTracer: A semi-automated software for myelin g -ratio quantification
title_full MyelTracer: A semi-automated software for myelin g -ratio quantification
title_fullStr MyelTracer: A semi-automated software for myelin g -ratio quantification
title_full_unstemmed MyelTracer: A semi-automated software for myelin g -ratio quantification
title_short MyelTracer: A semi-automated software for myelin g -ratio quantification
title_sort myeltracer a semi automated software for myelin g ratio quantification
url https://hdl.handle.net/1721.1/138216
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