Publications By Koji Akasaka

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Gene expression analysis of three homeobox genes throughout early and late development of a feather star Anneissia japonica., Omori A, Shibata TF, Akasaka K., Dev Genes Evol. July 1, 2020; 230 (4): 305-314.

The diversity of nanos expression in echinoderm embryos supports different mechanisms in germ cell specification., Fresques T, Swartz SZ, Juliano C, Morino Y, Kikuchi M, Akasaka K, Wada H, Yajima M, Wessel GM., Evol Dev. July 1, 2016; 18 (4): 267-78.

Patterning of anteroposterior body axis displayed in the expression of Hox genes in sea cucumber Apostichopus japonicus., Kikuchi M, Omori A, Kurokawa D, Akasaka K., Dev Genes Evol. September 1, 2015; 225 (5): 275-86.

Ca²⁺ influx-linked protein kinase C activity regulates the β-catenin localization, micromere induction signalling and the oral-aboral axis formation in early sea urchin embryos., Yazaki I, Tsurugaya T, Santella L, Chun JT, Amore G, Kusunoki S, Asada A, Togo T, Akasaka K., Zygote. June 1, 2015; 23 (3): 426-46.

Phylogenomic analyses of Echinodermata support the sister groups of Asterozoa and Echinozoa., Reich A, Dunn C, Akasaka K, Wessel G., PLoS One. January 1, 2015; 10 (3): e0119627.

Current Status of Echinoderm Genome Analysis - What do we Know?, Kondo M, Akasaka K., Curr Genomics. April 1, 2012; 13 (2): 134-43.

Sea urchin coelomocyte arylsulfatase: a modulator of the echinoderm clotting pathway., D'Andrea-Winslow L, Radke DW, Utecht T, Kaneko T, Akasaka K., Integr Zool. March 1, 2012; 7 (1): 61-73.

Nucleosome exclusion from the interspecies-conserved central AT-rich region of the Ars insulator., Takagi H, Inai Y, Watanabe S, Tatemoto S, Yajima M, Akasaka K, Yamamoto T, Sakamoto N., J Biochem. January 1, 2012; 151 (1): 75-87.

Improvement of a phiC31 integrase-based gene delivery system that confers high and continuous transgene expression., Watanabe S, Nakamura S, Sakurai T, Akasaka K, Sato M., N Biotechnol. July 1, 2011; 28 (4): 312-9.

Gene expression analysis of Six3, Pax6, and Otx in the early development of the stalked crinoid Metacrinus rotundus., Omori A, Akasaka K, Kurokawa D, Amemiya S., Gene Expr Patterns. January 1, 2011; 11 (1-2): 48-56.

Staging of regeneration process of an arm of the feather star Oxycomanthus japonicus focusing on the oral-aboral boundary., Shibata TF, Oji T, Akasaka K, Agata K., Dev Dyn. November 1, 2010; 239 (11): 2947-61.

Functional evolution of Ets in echinoderms with focus on the evolution of echinoderm larval skeletons., Koga H, Matsubara M, Fujitani H, Miyamoto N, Komatsu M, Kiyomoto M, Akasaka K, Wada H., Dev Genes Evol. September 1, 2010; 220 (3-4): 107-15.

Implication of HpEts in gene regulatory networks responsible for specification of sea urchin skeletogenic primary mesenchyme cells., Yajima M, Umeda R, Fuchikami T, Kataoka M, Sakamoto N, Yamamoto T, Akasaka K., Zoolog Sci. August 1, 2010; 27 (8): 638-46.

HpSulf, a heparan sulfate 6-O-endosulfatase, is involved in the regulation of VEGF signaling during sea urchin development., Fujita K, Takechi E, Sakamoto N, Sumiyoshi N, Izumi S, Miyamoto T, Matsuura S, Tsurugaya T, Akasaka K, Yamamoto T., Mech Dev. April 1, 2010; 127 (3-4): 235-45.

Regeneration in crinoids., Kondo M, Akasaka K., Dev Growth Differ. January 1, 2010; 52 (1): 57-68.

Suppressor of Hairless (Su(H)) is required for foregut development in the sea urchin embryo., Karasawa K, Sakamoto N, Fujita K, Ochiai H, Fujii T, Akasaka K, Yamamoto T., Zoolog Sci. October 1, 2009; 26 (10): 686-90.

Ciona intestinalis and Oxycomanthus japonicus, representatives of marine invertebrates., Sasakura Y, Inaba K, Satoh N, Kondo M, Akasaka K., Exp Anim. October 1, 2009; 58 (5): 459-69.

Sea urchin arylsulfatase, an extracellular matrix component, is involved in gastrulation during embryogenesis., Mitsunaga-Nakatsubo K, Akimoto Y, Kawakami H, Akasaka K., Dev Genes Evol. June 1, 2009; 219 (6): 281-8.

Cell-surface arylsulfatase A and B on sinusoidal endothelial cells, hepatocytes, and Kupffer cells in mammalian livers., Mitsunaga-Nakatsubo K, Kusunoki S, Kawakami H, Akasaka K, Akimoto Y., Med Mol Morphol. June 1, 2009; 42 (2): 63-9.

Development and growth of the feather star Oxycomanthus japonicus to sexual maturity., Shibata TF, Sato A, Oji T, Akasaka K., Zoolog Sci. November 1, 2008; 25 (11): 1075-83.

The Ars insulator facilitates I-SceI meganuclease-mediated transgenesis in the sea urchin embryo., Ochiai H, Sakamoto N, Suzuki K, Akasaka K, Yamamoto T., Dev Dyn. September 1, 2008; 237 (9): 2475-82.

Analysis of cis-regulatory elements controlling spatio-temporal expression of T-brain gene in sea urchin, Hemicentrotus pulcherrimus., Ochiai H, Sakamoto N, Momiyama A, Akasaka K, Yamamoto T., Mech Dev. January 1, 2008; 125 (1-2): 2-17.

Ars insulator protects transgenes from long-term silencing in sea urchin larva., Yajima M, Kiyomoto M, Akasaka K., Dev Genes Evol. April 1, 2007; 217 (4): 331-6.

Real-time monitoring of functional interactions between upstream and core promoter sequences in living cells of sea urchin embryos., Kobayashi A, Watanabe Y, Akasaka K, Kokubo T., Nucleic Acids Res. January 1, 2007; 35 (14): 4882-94.

Expression patterns of Hox genes in larvae of the sea lily Metacrinus rotundus., Hara Y, Yamaguchi M, Akasaka K, Nakano H, Nonaka M, Amemiya S., Dev Genes Evol. December 1, 2006; 216 (12): 797-809.

Functional analysis of the sea urchin-derived arylsulfatase (Ars)-element in mammalian cells., Watanabe S, Watanabe S, Sakamoto N, Sato M, Akasaka K., Genes Cells. September 1, 2006; 11 (9): 1009-21.

Developmental expression of HpNanos, the Hemicentrotus pulcherrimus homologue of nanos., Fujii T, Mitsunaga-Nakatsubo K, Saito I, Iida H, Sakamoto N, Akasaka K, Yamamoto T., Gene Expr Patterns. June 1, 2006; 6 (5): 572-7.

Ars insulator identified in sea urchin possesses an activity to ensure the transgene expression in mouse cells., Tajima S, Shinohara K, Fukumoto M, Zaitsu R, Miyagawa J, Hino S, Fan J, Akasaka K, Matsuoka M., J Biochem. April 1, 2006; 139 (4): 705-14.

Sea urchin arylsulfatase insulator exerts its anti-silencing effect without interacting with the nuclear matrix., Hino S, Akasaka K, Matsuoka M., J Mol Biol. March 17, 2006; 357 (1): 18-27.

Unichrom, a novel nuclear matrix protein, binds to the Ars insulator and canonical MARs., Tagashira H, Shimotori T, Sakamoto N, Katahira M, Miyanoiri Y, Yamamoto T, Mitsunaga-Nakatsubo K, Shimada H, Kusunoki S, Akasaka K., Zoolog Sci. January 1, 2006; 23 (1): 9-21.

Structure, regulation, and function of micro1 in the sea urchin Hemicentrotus pulcherrimus., Nishimura Y, Sato T, Morita Y, Yamazaki A, Akasaka K, Yamaguchi M., Dev Genes Evol. November 1, 2004; 214 (11): 525-36.

A new G-stretch-DNA-binding protein, Unichrom, displays cell-cycle-dependent expression in sea urchin embryos., Moritani K, Tagashira H, Shimotori T, Sakamoto N, Tanaka S, Takata K, Mitsunaga-Nakatsubo K, Bojiiwa Y, Yamamoto T, Shimada H, Akasaka K., Dev Growth Differ. August 1, 2004; 46 (4): 335-41.

Sea urchin insulator protects lentiviral vector from silencing by maintaining active chromatin structure., Hino S, Fan J, Taguwa S, Akasaka K, Matsuoka M., Gene Ther. May 1, 2004; 11 (10): 819-28.

The Otx binding site is required for the activation of HpOtxL mRNA expression in the sea urchin, Hemicentrotus pulcherrimus., Hayashibara Y, Mitsunaga-Nakatsubo K, Sakamoto N, Shimotori T, Akasaka K, Yamamoto T., Dev Growth Differ. February 1, 2004; 46 (1): 61-7.

Utilization of a particle gun DNA introduction system for the analysis of cis-regulatory elements controlling the spatial expression pattern of the arylsulfatase gene (HpArs) in sea urchin embryos., Kurita M, Kondoh H, Mitsunaga-Nakatsubo K, Shimotori T, Sakamoto N, Yamamoto T, Shimada H, Takata K, Akasaka K., Dev Genes Evol. February 1, 2003; 213 (1): 44-9.

T-brain homologue (HpTb) is involved in the archenteron induction signals of micromere descendant cells in the sea urchin embryo., Fuchikami T, Mitsunaga-Nakatsubo K, Amemiya S, Hosomi T, Watanabe T, Kurokawa D, Kataoka M, Harada Y, Satoh N, Kusunoki S, Takata K, Shimotori T, Yamamoto T, Sakamoto N, Shimada H, Akasaka K., Development. November 1, 2002; 129 (22): 5205-16.

Functional interaction between TATA and upstream CACGTG elements regulates the temporally specific expression of Otx mRNAs during early embryogenesis of the sea urchin, Hemicentrotus pulcherrimus., Kobayashi A, Akasaka K, Kawaichi M, Kokubo T., Nucleic Acids Res. July 15, 2002; 30 (14): 3034-44.

An insulator element from the sea urchin Hemicentrotus pulcherrimus suppresses variation in transgene expression in cultured tobacco cells., Nagaya S, Yoshida K, Kato K, Akasaka K, Shinmyo A., Mol Genet Genomics. May 1, 2001; 265 (3): 405-13.

Brachyury homolog (HpTa) is involved in the formation of archenteron and secondary mesenchyme cell differentiation in the sea urchin embryo., Mitsunaga-Nakatsubo K, Harada Y, Satoh N, Shimada H, Akasaka K., Zoology (Jena). January 1, 2001; 104 (2): 99-102.

CAAT sites are required for the activation of the H. pulcherrimus Ars gene by Otx., Kiyama T, Sasai K, Takata K, Mitsunaga-Nakatsubo K, Shimada H, Akasaka K., Dev Genes Evol. December 1, 2000; 210 (12): 583-90.

Evaluation of heterologous insulator function with regard to chromosomal position effect in the mouse blastocyst and fetus., Takada T, Iida K, Akasaka K, Yasue H, Torii R, Tsujimoto G, Taira M, Kimura H., Mol Reprod Dev. November 1, 2000; 57 (3): 232-7.

Sox regulates transcription of the sea urchin arylsulfatase gene., Ogawa M, Akasaka K, Mitsunaga-Nakatsubo K, Shimada H., Dev Growth Differ. August 1, 2000; 42 (4): 429-35.

[Body plan of ancestral type animals and the evolution]., Akasaka K., Seikagaku. May 1, 2000; 72 (5): 351-64.

HpEts implicated in primary mesenchyme cell differentiation of the sea urchin (Hemicentrotus pulcherrimus) embryo., Kurokawa D, Kitajima T, Mitsunaga-Nakatsubo K, Amemiya S, Shimada H, Akasaka K., Zygote. January 1, 2000; 8 Suppl 1 S33-4.

Lim1-related homeobox gene (HpLim1) expressed in sea urchin embryo., Mitsunaga-Nakatsubo K, Kawasaki T, Takeda K, Akasaka K, Shimada H., Zygote. January 1, 2000; 8 Suppl 1 S71-2.

Upstream element of the sea urchin arylsulfatase gene serves as an insulator., Akasaka K, Nishimura A, Takata K, Mitsunaga K, Mibuka F, Ueda H, Hirose S, Tsutsui K, Shimada H., Cell Mol Biol (Noisy-le-grand). July 1, 1999; 45 (5): 555-65.

Hbox1 and Hbox7 are involved in pattern formation in sea urchin embryos., Ishii M, Mitsunaga-Nakatsubo K, Kitajima T, Kusunoki S, Shimada H, Akasaka K., Dev Growth Differ. June 1, 1999; 41 (3): 241-52.

Lim1 related homeobox gene (HpLim1) expressed in sea urchin embryos., Kawasaki T, Mitsunaga-Nakatsubo K, Takeda K, Akasaka K, Shimada H., Dev Growth Differ. June 1, 1999; 41 (3): 273-82.

HpEts, an ets-related transcription factor implicated in primary mesenchyme cell differentiation in the sea urchin embryo., Kurokawa D, Kitajima T, Mitsunaga-Nakatsubo K, Amemiya S, Shimada H, Akasaka K., Mech Dev. January 1, 1999; 80 (1): 41-52.

Proximal cis-regulatory elements of sea urchin arylsulfatase gene., Koike H, Akasaka K, Mitsunaga-Nakatsubo K, Shimada H., Dev Growth Differ. October 1, 1998; 40 (5): 537-44.

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