ZFIN ID: ZDB-LAB-970409-25
Yamasu Lab
PI/Director: Yamasu, Kyo
Co-PI / Senior
Kawamura, Akinori
Contact Person: Yamasu, Kyo
Email: kyamasu@mail.saitama-u.ac.jp
URL: http://devbiol.seitai.saitama-u.ac.jp/
Address: Division of Life Science Graduate School of Science and Engineering Saitama University Shimo-Okubo 255, Sakura-ku Saitama 338-8570 JAPAN
Phone: 81-48-858-3417
Fax: 81-48-858-3698
Line Designation: sud


1. Transcriptional regulation in zebrafish embryo, with special reference to the positional information along body axes.

2. Molecular mechanism underlying the regionalization of the brain primordium during development.

Nakayama, Yukiko Graduate Student Ota, Satoshi Graduate Student

Ota, S., Kawahara, A. (2016) Detection of Multiple Genome Modifications Induced by the CRISPR/Cas9 System. Methods in molecular biology (Clifton, N.J.). 1451:53-63
Taminato, T., Yokota, D., Araki, S., Ovara, H., Yamasu, K., Kawamura, A. (2016) Enhancer activity-based identification of functional enhancers using zebrafish embryos. Genomics. 108(2):102-7
Kawahara, A., Hisano, Y., Ota, S., Taimatsu, K. (2016) Site-Specific Integration of Exogenous Genes Using Genome Editing Technologies in Zebrafish. International Journal of Molecular Sciences. 17(5)
Kawamura, A., Ovara, H., Ooka, Y., Kinoshita, H., Hoshikawa, M., Nakajo, K., Yokota, D., Fujino, Y., Higashijima, S.I., Takada, S., Yamasu, K. (2015) Posterior-anterior gradient of zebrafish hes6 expression in the presomitic mesoderm is established by the combinatorial functions of the downstream enhancer and 3'UTR. Developmental Biology. 409(2):543-54
Hisano, Y., Inoue, A., Taimatsu, K., Ota, S., Ohga, R., Kotani, H., Muraki, M., Aoki, J., Kawahara, A. (2015) Comprehensive analysis of sphingosine-1-phosphate receptor mutants during zebrafish embryogenesis. Genes Cells. 20(8):647-58
Kotani, H., Taimatsu, K., Ohga, R., Ota, S., Kawahara, A. (2015) Efficient Multiple Genome Modifications Induced by the crRNAs, tracrRNA and Cas9 Protein Complex in Zebrafish. PLoS One. 10:e0128319
Hisano, Y., Sakuma, T., Nakade, S., Ohga, R., Ota, S., Okamoto, H., Yamamoto, T., Kawahara, A. (2015) Precise in-frame integration of exogenous DNA mediated by CRISPR/Cas9 system in zebrafish. Scientific Reports. 5:8841
Ota, S., Hisano, Y., Ikawa, Y., Kawahara, A. (2014) Multiple genome modifications by the CRISPR/Cas9 system in zebrafish. Genes Cells. 19(7):555-64
Ota, S., and Kawahara, A. (2013) Zebrafish: a model vertebrate suitable for the analysis of human genetic disorders. Congenital Anomalies. 54(1):8-11
Hisano, Y., Ota, S., and Kawahara, A. (2013) Genome editing using artificial site-specific nucleases in zebrafish. Development, Growth & Differentiation. 56(1):26-33
Nakayama, Y., Kikuta, H., Kanai, M., Yoshikawa, K., Kawamura, A., Kobayashi, K., Wang, Z., Khan, A., Kawakami, K., and Yamasu, K. (2013) Gbx2 functions as a transcriptional repressor to regulate the specification and morphogenesis of the mid-hindbrain junction in a dosage- and stage-dependent manner. Mechanisms of Development. 130(11-12):532-52
Hisano, Y., Ota, S., Takada, S., and Kawahara, A. (2013) Functional cooperation of spns2 and fibronectin in cardiac and lower jaw development. Biology Open. 2(8):789-794
Ota, S., Hisano, Y., Muraki, M., Hoshijima, K., Dahlem, T.J., Grunwald, D.J., Okada, Y., and Kawahara, A. (2013) Efficient identification of TALEN-mediated genome modifications using heteroduplex mobility assays. Genes Cells. 18(6):450-458
Hisano, Y., Ota, S., Arakawa, K., Muraki, M., Kono, N., Oshita, K., Sakuma, T., Tomita, M., Yamamoto, T., Okada, Y., and Kawahara, A. (2013) Quantitative assay for TALEN activity at endogenous genomic loci. Biology Open. 2(4):363-367
Khan, A., Nakamoto, A., Okamoto, S., Tai, M., Nakayama, Y., Kobayashi, K., Kawamura, A., Takeda, H., and Yamasu, K. (2012) Pou2, a class V POU-type transcription factor in zebrafish, regulates dorsoventral patterning and convergent extension movement at different blastula stages. Mechanisms of Development. 129(9-12):219-235
Khan, A., Nakamoto, A., Tai, M., Saito, S., Nakayama, Y., Kawamura, A., Takeda, H., and Yamasu, K. (2012) Mesendoderm specification depends on the function of Pou2, the class V POU-type transcription factor, during zebrafish embryogenesis. Development, Growth & Differentiation. 54(7):686-701
Ota, S., Ishitani, S., Shimizu, N., Matsumoto, K., Itoh, M., and Ishitani, T. (2012) NLK positively regulates Wnt/beta-catenin signalling by phosphorylating LEF1 in neural progenitor cells. EMBO J.. 31(8):1904-1915
Ishioka, A., Jindo, T., Kawanabe, T., Hatta, K., Parvin, M.S., Nikaido, M., Kuroyanagi, Y., Takeda, H., and Yamasu, K. (2011) Retinoic acid-dependent establishment of positional information in the hindbrain was conserved during vertebrate evolution. Developmental Biology. 350(1):154-168
Ota, S., Tonou-Fujimori, N., Nakayama, Y., Ito, Y., Kawamura, A., and Yamasu, K. (2010) FGF receptor gene expression and its regulation by FGF signaling during early zebrafish development. Genesis. 48(12):707-716
Ota, S., Tonou-Fujimori, N., and Yamasu, K. (2009) The roles of the FGF signal in zebrafish embryos analyzed using constitutive activation and dominant-negative suppression of different FGF receptors. Mechanisms of Development. 126(1-2):1-17
Kawamura, A., Koshida, S., and Takada, S. (2008) Activator-to-repressor conversion of T-box transcription factors by the Ripply family of Groucho/TLE-associated mediators. Mol. Cell. Biol.. 28(10):3236-3244
Parvin, M.S., Okuyama, N., Inoue, F., Islam, M.E., Kawakami, A., Takeda, H., and Yamasu, K. (2008) Autoregulatory loop and retinoic acid repression regulate pou2/pou5f1 gene expression in the zebrafish embryonic brain. Developmental Dynamics. 237(5):1373-1388
Inoue, F., Parvin, M.S., and Yamasu, K. (2008) Transcription of fgf8 is regulated by activating and repressive cis-elements at the midbrain-hindbrain boundary in zebrafish embryos. Developmental Biology. 316(2):471-486
Akanuma, T., Koshida, S., Kawamura, A., Kishimoto, Y., and Takada, S. (2007) Paf1 complex homologues are required for Notch-regulated transcription during somite segmentation. EMBO Rep.. 8(9):858-863
Nikaido, M., Doi, K., Shimizu, T., Hibi, M., Kikuchi, Y., and Yamasu, K. (2007) Initial specification of the epibranchial placode in zebrafish embryos depends on the fibroblast growth factor signal. Developmental Dynamics. 236(2):564-571
Islam, M.E., Kikuta, H., Inoue, F., Kanai, M., Kawakami, A., Parvin, M.S., Takeda, H., and Yamasu, K. (2006) Three enhancer regions regulate gbx2 gene expression in the isthmic region during zebrafish development. Mechanisms of Development. 123(12):907-924
Inoue, F., Nagayoshi, S., Ota, S., Islam, M.E., Tonou-Fujimori, N., Odaira, Y., Kawakami, K., and Yamasu, K. (2006) Genomic organization, alternative splicing, and multiple regulatory regions of the zebrafish fgf8 gene. Development, Growth & Differentiation. 48(7):447-462
Kawamura, A., Koshida, S., Hijikata, H., Ohbayashi, A., Kondoh, H., and Takada, S. (2005) Groucho-associated transcriptional repressor ripply1 is required for proper transition from the presomitic mesoderm to somites. Developmental Cell. 9(6):735-744
Kawamura, A., Koshida, S., Hijikata, H., Sakaguchi, T., Kondoh, H., and Takada, S. (2005) Zebrafish Hairy/Enhancer of split protein links FGF signaling to cyclic gene expression in the periodic segmentation of somites. Genes and Development. 19(10):1156-1161
Komoike, Y., Kawamura, A., Shindo, N., Sato, C., Satoh, J., Shiurba, R., and Higashinakagawa, T. (2005) Zebrafish Polycomb group gene ph2alpha is required for epiboly and tailbud formation acting downstream of FGF signaling. Biochemical and Biophysical Research Communications. 328(4):858-866
Kikuta, H., Kanai, M., Ito, Y., and Yamasu, K. (2003) gbx2 Homeobox gene is required for the maintenance of the isthmic region in the zebrafish embryonic brain. Developmental Dynamics. 228(3):433-450
Hirate, Y., Okamoto, H. and Yamasu, K. (2003) Structure of the zebrafish fasciclin I-related extracellular matrix protein (betaig-h3) and its characteristic expression during embryogenesis. Gene Expression Patterns. 3(3):331-336
Tonou-Fujimori, N., Takahashi, M., Onodera, H., Kikuta, H., Koshida, S., Takeda, H., and Yamasu, K. (2002) RETRACTED. Expression of the FGF receptor 2 gene (fgfr2) during embryogenesis in the zebrafish Danio rerio. Gene Expression Patterns. 2(3-4):183-188
Tonou-Fujimori, N., Takahashi, M., Onodera, H., Kikuta, H., Koshida, S., Takeda, H., and Yamasu, K. (2002) Expression of the FGF receptor 2 gene (fgfr2) during embryogenesis in the zebrafish Danio rerio. Mechanisms of Development. (Suppl.) 119:S173-S178
Kawamura, A., Yokota, S., Yamada, K., Inoue, H., Inohaya, K., Yamazaki, K., Yasumasu, I., and Higashinakagawa, T. (2002) pc1 and psc1, zebrafish homologs of Drosophila Polycomb and Posterior sex combs, encode nuclear proteins capable of complex interactions. Biochemical and Biophysical Research Communications. 294(2):456-463
Kawamura, A., Yamada, K., Fujimori, K., and Higashinakagawa, T. (2002) Alternative transcripts of a polyhomeotic gene homolog are expressed in distinct regions of somites during segmentation of zebrafish embryos. Biochemical and Biophysical Research Communications. 291(2):245-254
Hirate, Y., Mieda, M., Harada, T., Yamasu, K., and Okamoto, H. (2001) Identification of ephrin-A3 and novel genes specific to the midbrain-MHB in embryonic zebrafish by ordered differential display. Mechanisms of Development. 107(1-2):83-96
Sawada, A., Fritz, A., Jiang, Y., Yamamoto, A., Yamasu, K., Kuroiwa, A., Saga, Y., and Takeda, H. (2000) Zebrafish Mesp family genes, mesp-a and mesp-b are segmentally expressed in the presomitic mesoderm, and Mesp-b confers the anterior identity to the developing somites. Development. 127(8):1691-1702