Visuomotor anomalies in achiasmatic mice expressing a transfer-defective Vax1 mutant

Vision: bringing the two sides together A protein regulating gene expression called Vax1 is essential for building the optic chiasm (OC), a brain structure where nerves from the left and right eyes cross to the other side of the brain. Signals from both eyes must be integrated for space and depth pe...

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Main Authors: Kwang Wook Min, Namsuk Kim, Jae Hoon Lee, Younghoon Sung, Museong Kim, Eun Jung Lee, Jong-Myeong Kim, Jae-Hyun Kim, Jaeyoung Lee, Wonjin Cho, Jee Myung Yang, Nury Kim, Jaehoon Kim, C. Justin Lee, Young-Gyun Park, Seung-Hee Lee, Han-Woong Lee, Jin Woo Kim
Format: Article
Language:English
Published: Nature Publishing Group 2023-02-01
Series:Experimental and Molecular Medicine
Online Access:https://doi.org/10.1038/s12276-023-00930-4
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author Kwang Wook Min
Namsuk Kim
Jae Hoon Lee
Younghoon Sung
Museong Kim
Eun Jung Lee
Jong-Myeong Kim
Jae-Hyun Kim
Jaeyoung Lee
Wonjin Cho
Jee Myung Yang
Nury Kim
Jaehoon Kim
C. Justin Lee
Young-Gyun Park
Seung-Hee Lee
Han-Woong Lee
Jin Woo Kim
author_facet Kwang Wook Min
Namsuk Kim
Jae Hoon Lee
Younghoon Sung
Museong Kim
Eun Jung Lee
Jong-Myeong Kim
Jae-Hyun Kim
Jaeyoung Lee
Wonjin Cho
Jee Myung Yang
Nury Kim
Jaehoon Kim
C. Justin Lee
Young-Gyun Park
Seung-Hee Lee
Han-Woong Lee
Jin Woo Kim
author_sort Kwang Wook Min
collection DOAJ
description Vision: bringing the two sides together A protein regulating gene expression called Vax1 is essential for building the optic chiasm (OC), a brain structure where nerves from the left and right eyes cross to the other side of the brain. Signals from both eyes must be integrated for space and depth perception. Although some cues guiding optic nerve growth are known, those for the OC are not. Jin Woo Kim at the Korea Advanced Institute of Science and Technology, Daejeon, South Korea, and co-workers investigated visual development in mice expressing a mutant Vax1. They found that the mutant Vax1 could not support the optic nerve, which grew slowly and failed to connect to the other side of the brain. Consequently, the mice had impaired depth perception and low vision. These results show the importance of Vax1 for the development of binocular vision.
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spelling doaj.art-87d1752ad47e4b6aa6c3aa77864aca022023-03-22T10:31:28ZengNature Publishing GroupExperimental and Molecular Medicine2092-64132023-02-0155238540010.1038/s12276-023-00930-4Visuomotor anomalies in achiasmatic mice expressing a transfer-defective Vax1 mutantKwang Wook Min0Namsuk Kim1Jae Hoon Lee2Younghoon Sung3Museong Kim4Eun Jung Lee5Jong-Myeong Kim6Jae-Hyun Kim7Jaeyoung Lee8Wonjin Cho9Jee Myung Yang10Nury Kim11Jaehoon Kim12C. Justin Lee13Young-Gyun Park14Seung-Hee Lee15Han-Woong Lee16Jin Woo Kim17Department of Biological Sciences and KAIST Stem Cell Center, Korea Advanced Institute of Science and TechnologyDepartment of Biological Sciences and KAIST Stem Cell Center, Korea Advanced Institute of Science and TechnologyDepartment of Biochemistry, College of Life Science and Biotechnology, Yonsei UniversityDepartment of Convergence Medicine, University of Ulsan College of MedicineDepartment of Biological Sciences and KAIST Stem Cell Center, Korea Advanced Institute of Science and TechnologyDepartment of Biological Sciences and KAIST Stem Cell Center, Korea Advanced Institute of Science and TechnologyDepartment of Biological Sciences and KAIST Stem Cell Center, Korea Advanced Institute of Science and TechnologyDepartment of Biological Sciences and KAIST Stem Cell Center, Korea Advanced Institute of Science and TechnologyDepartment of Biological Sciences and KAIST Stem Cell Center, Korea Advanced Institute of Science and TechnologyDepartment of Bio & Brain Engineering, Korea Advanced Institute of Science and TechnologyDepartment of Ophthalmology, Dongguk University Ilsan HospitalCenter for Cognition and Sociality, Institute for Basic ScienceDepartment of Biological Sciences and KAIST Stem Cell Center, Korea Advanced Institute of Science and TechnologyCenter for Cognition and Sociality, Institute for Basic ScienceDepartment of Bio & Brain Engineering, Korea Advanced Institute of Science and TechnologyDepartment of Biological Sciences and KAIST Stem Cell Center, Korea Advanced Institute of Science and TechnologyDepartment of Biochemistry, College of Life Science and Biotechnology, Yonsei UniversityDepartment of Biological Sciences and KAIST Stem Cell Center, Korea Advanced Institute of Science and TechnologyVision: bringing the two sides together A protein regulating gene expression called Vax1 is essential for building the optic chiasm (OC), a brain structure where nerves from the left and right eyes cross to the other side of the brain. Signals from both eyes must be integrated for space and depth perception. Although some cues guiding optic nerve growth are known, those for the OC are not. Jin Woo Kim at the Korea Advanced Institute of Science and Technology, Daejeon, South Korea, and co-workers investigated visual development in mice expressing a mutant Vax1. They found that the mutant Vax1 could not support the optic nerve, which grew slowly and failed to connect to the other side of the brain. Consequently, the mice had impaired depth perception and low vision. These results show the importance of Vax1 for the development of binocular vision.https://doi.org/10.1038/s12276-023-00930-4
spellingShingle Kwang Wook Min
Namsuk Kim
Jae Hoon Lee
Younghoon Sung
Museong Kim
Eun Jung Lee
Jong-Myeong Kim
Jae-Hyun Kim
Jaeyoung Lee
Wonjin Cho
Jee Myung Yang
Nury Kim
Jaehoon Kim
C. Justin Lee
Young-Gyun Park
Seung-Hee Lee
Han-Woong Lee
Jin Woo Kim
Visuomotor anomalies in achiasmatic mice expressing a transfer-defective Vax1 mutant
Experimental and Molecular Medicine
title Visuomotor anomalies in achiasmatic mice expressing a transfer-defective Vax1 mutant
title_full Visuomotor anomalies in achiasmatic mice expressing a transfer-defective Vax1 mutant
title_fullStr Visuomotor anomalies in achiasmatic mice expressing a transfer-defective Vax1 mutant
title_full_unstemmed Visuomotor anomalies in achiasmatic mice expressing a transfer-defective Vax1 mutant
title_short Visuomotor anomalies in achiasmatic mice expressing a transfer-defective Vax1 mutant
title_sort visuomotor anomalies in achiasmatic mice expressing a transfer defective vax1 mutant
url https://doi.org/10.1038/s12276-023-00930-4
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