An automated pipeline for bouton, spine, and synapse detection of in vivo two-photon images

Abstract Background In the nervous system, the neurons communicate through synapses. The size, morphology, and connectivity of these synapses are significant in determining the functional properties of the neural network. Therefore, they have always been a major focus of neuroscience research. Two-p...

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Main Authors: Qiwei Xie, Xi Chen, Hao Deng, Danqian Liu, Yingyu Sun, Xiaojuan Zhou, Yang Yang, Hua Han
Format: Article
Language:English
Published: BMC 2017-12-01
Series:BioData Mining
Subjects:
Online Access:http://link.springer.com/article/10.1186/s13040-017-0161-5
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author Qiwei Xie
Xi Chen
Hao Deng
Danqian Liu
Yingyu Sun
Xiaojuan Zhou
Yang Yang
Hua Han
author_facet Qiwei Xie
Xi Chen
Hao Deng
Danqian Liu
Yingyu Sun
Xiaojuan Zhou
Yang Yang
Hua Han
author_sort Qiwei Xie
collection DOAJ
description Abstract Background In the nervous system, the neurons communicate through synapses. The size, morphology, and connectivity of these synapses are significant in determining the functional properties of the neural network. Therefore, they have always been a major focus of neuroscience research. Two-photon laser scanning microscopy allows the visualization of synaptic structures in vivo, leading to many important findings. However, the identification and quantification of structural imaging data currently rely heavily on manual annotation, a method that is both time-consuming and prone to bias. Results We present an automated approach for the identification of synaptic structures in two-photon images. Axon boutons and dendritic spines are structurally distinct. They can be detected automatically using this image processing method. Then, synapses can be identified by integrating information from adjacent axon boutons and dendritic spines. In this study, we first detected the axonal boutons and dendritic spines respectively, and then identified synapses based on these results. Experimental results were validated manually, and the effectiveness of our proposed method was demonstrated. Conclusions This approach will helpful for neuroscientists to automatically analyze and quantify the formation, elimination and destabilization of the axonal boutons, dendritic spines and synapses.
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spelling doaj.art-6f5ebf075a004776acc9f4996e5ed9c32022-12-21T21:03:21ZengBMCBioData Mining1756-03812017-12-0110112310.1186/s13040-017-0161-5An automated pipeline for bouton, spine, and synapse detection of in vivo two-photon imagesQiwei Xie0Xi Chen1Hao Deng2Danqian Liu3Yingyu Sun4Xiaojuan Zhou5Yang Yang6Hua Han7Research Base of Beijing Modern Manufacturing DevelopmentInstitute of Automation, Chinese Academy of SciencesFaculty of Information Technology, Macau University of Science and TechnologyInstitute of Neuroscience, Chinese Academy of SciencesBeijing Normal UniversityBeijing Normal UniversityInstitute of Neuroscience, Chinese Academy of SciencesInstitute of Automation, Chinese Academy of SciencesAbstract Background In the nervous system, the neurons communicate through synapses. The size, morphology, and connectivity of these synapses are significant in determining the functional properties of the neural network. Therefore, they have always been a major focus of neuroscience research. Two-photon laser scanning microscopy allows the visualization of synaptic structures in vivo, leading to many important findings. However, the identification and quantification of structural imaging data currently rely heavily on manual annotation, a method that is both time-consuming and prone to bias. Results We present an automated approach for the identification of synaptic structures in two-photon images. Axon boutons and dendritic spines are structurally distinct. They can be detected automatically using this image processing method. Then, synapses can be identified by integrating information from adjacent axon boutons and dendritic spines. In this study, we first detected the axonal boutons and dendritic spines respectively, and then identified synapses based on these results. Experimental results were validated manually, and the effectiveness of our proposed method was demonstrated. Conclusions This approach will helpful for neuroscientists to automatically analyze and quantify the formation, elimination and destabilization of the axonal boutons, dendritic spines and synapses.http://link.springer.com/article/10.1186/s13040-017-0161-5in vivo two-photon imagingSynapseBoutonSpineImage enhancement
spellingShingle Qiwei Xie
Xi Chen
Hao Deng
Danqian Liu
Yingyu Sun
Xiaojuan Zhou
Yang Yang
Hua Han
An automated pipeline for bouton, spine, and synapse detection of in vivo two-photon images
BioData Mining
in vivo two-photon imaging
Synapse
Bouton
Spine
Image enhancement
title An automated pipeline for bouton, spine, and synapse detection of in vivo two-photon images
title_full An automated pipeline for bouton, spine, and synapse detection of in vivo two-photon images
title_fullStr An automated pipeline for bouton, spine, and synapse detection of in vivo two-photon images
title_full_unstemmed An automated pipeline for bouton, spine, and synapse detection of in vivo two-photon images
title_short An automated pipeline for bouton, spine, and synapse detection of in vivo two-photon images
title_sort automated pipeline for bouton spine and synapse detection of in vivo two photon images
topic in vivo two-photon imaging
Synapse
Bouton
Spine
Image enhancement
url http://link.springer.com/article/10.1186/s13040-017-0161-5
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