NEAP/DUSP26 suppresses receptor tyrosine kinases and regulates neuronal development in zebrafish

Abstract Expression of neuroendocrine-associated phosphatase (NEAP, also named as dual specificity phosphatase 26, [DUSP26]) is restricted to neuroendocrine tissues. We found that NEAP, but not its phosphatase-defective mutant, suppressed nerve growth factor (NGF) receptor TrkA and fibroblast growth...

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Autores principales: Chi-Hwa Yang, Yu-Jung Yeh, Jiz-Yuh Wang, Ya-Wen Liu, Yen-Lin Chen, Hui-Wen Cheng, Chun-Mei Cheng, Yung-Jen Chuang, Chiou-Hwa Yuh, Yi-Rong Chen
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Publicado: Nature Portfolio 2017
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Acceso en línea:https://doaj.org/article/599719b39d684782913c9df55d9b0cf0
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spelling oai:doaj.org-article:599719b39d684782913c9df55d9b0cf02021-12-02T16:06:32ZNEAP/DUSP26 suppresses receptor tyrosine kinases and regulates neuronal development in zebrafish10.1038/s41598-017-05584-72045-2322https://doaj.org/article/599719b39d684782913c9df55d9b0cf02017-07-01T00:00:00Zhttps://doi.org/10.1038/s41598-017-05584-7https://doaj.org/toc/2045-2322Abstract Expression of neuroendocrine-associated phosphatase (NEAP, also named as dual specificity phosphatase 26, [DUSP26]) is restricted to neuroendocrine tissues. We found that NEAP, but not its phosphatase-defective mutant, suppressed nerve growth factor (NGF) receptor TrkA and fibroblast growth factor receptor 1 (FGFR1) activation in PC12 cells upon NGF stimulation. Conversely, suppressing NEAP expression by RNA interference enhanced TrkA and FGFR1 phosphorylation. NEAP was capable of de-phosphorylating TrkA and FGFR1 directly in vitro. NEAP-orthologous gene existed in zebrafish. Morpholino (MO) suppression of NEAP in zebrafish resulted in hyper-phosphorylation of TrkA and FGFR1 as well as abnormal body postures and small eyes. Differentiation of retina in zebrafishes with NEAP MO treatment was severely defective, so were cranial motor neurons. Taken together, our data indicated that NEAP/DUSP26 have a critical role in regulating TrkA and FGFR1 signaling as well as proper development of retina and neuronal system in zebrafish.Chi-Hwa YangYu-Jung YehJiz-Yuh WangYa-Wen LiuYen-Lin ChenHui-Wen ChengChun-Mei ChengYung-Jen ChuangChiou-Hwa YuhYi-Rong ChenNature PortfolioarticleMedicineRScienceQENScientific Reports, Vol 7, Iss 1, Pp 1-9 (2017)
institution DOAJ
collection DOAJ
language EN
topic Medicine
R
Science
Q
spellingShingle Medicine
R
Science
Q
Chi-Hwa Yang
Yu-Jung Yeh
Jiz-Yuh Wang
Ya-Wen Liu
Yen-Lin Chen
Hui-Wen Cheng
Chun-Mei Cheng
Yung-Jen Chuang
Chiou-Hwa Yuh
Yi-Rong Chen
NEAP/DUSP26 suppresses receptor tyrosine kinases and regulates neuronal development in zebrafish
description Abstract Expression of neuroendocrine-associated phosphatase (NEAP, also named as dual specificity phosphatase 26, [DUSP26]) is restricted to neuroendocrine tissues. We found that NEAP, but not its phosphatase-defective mutant, suppressed nerve growth factor (NGF) receptor TrkA and fibroblast growth factor receptor 1 (FGFR1) activation in PC12 cells upon NGF stimulation. Conversely, suppressing NEAP expression by RNA interference enhanced TrkA and FGFR1 phosphorylation. NEAP was capable of de-phosphorylating TrkA and FGFR1 directly in vitro. NEAP-orthologous gene existed in zebrafish. Morpholino (MO) suppression of NEAP in zebrafish resulted in hyper-phosphorylation of TrkA and FGFR1 as well as abnormal body postures and small eyes. Differentiation of retina in zebrafishes with NEAP MO treatment was severely defective, so were cranial motor neurons. Taken together, our data indicated that NEAP/DUSP26 have a critical role in regulating TrkA and FGFR1 signaling as well as proper development of retina and neuronal system in zebrafish.
format article
author Chi-Hwa Yang
Yu-Jung Yeh
Jiz-Yuh Wang
Ya-Wen Liu
Yen-Lin Chen
Hui-Wen Cheng
Chun-Mei Cheng
Yung-Jen Chuang
Chiou-Hwa Yuh
Yi-Rong Chen
author_facet Chi-Hwa Yang
Yu-Jung Yeh
Jiz-Yuh Wang
Ya-Wen Liu
Yen-Lin Chen
Hui-Wen Cheng
Chun-Mei Cheng
Yung-Jen Chuang
Chiou-Hwa Yuh
Yi-Rong Chen
author_sort Chi-Hwa Yang
title NEAP/DUSP26 suppresses receptor tyrosine kinases and regulates neuronal development in zebrafish
title_short NEAP/DUSP26 suppresses receptor tyrosine kinases and regulates neuronal development in zebrafish
title_full NEAP/DUSP26 suppresses receptor tyrosine kinases and regulates neuronal development in zebrafish
title_fullStr NEAP/DUSP26 suppresses receptor tyrosine kinases and regulates neuronal development in zebrafish
title_full_unstemmed NEAP/DUSP26 suppresses receptor tyrosine kinases and regulates neuronal development in zebrafish
title_sort neap/dusp26 suppresses receptor tyrosine kinases and regulates neuronal development in zebrafish
publisher Nature Portfolio
publishDate 2017
url https://doaj.org/article/599719b39d684782913c9df55d9b0cf0
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