Ueki Tatsuya

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Name
Ueki Tatsuya
E-mail
uekihiroshima-u.ac.jp
Affiliation
Hiroshima University
Research funding number
10274705

Committee Memberships

 
Aug 2016
 - 
Sep 2018
Zoological Society of Japan  Board member / Representative of Chugoku-Shikoku branch
 

Published Papers

 
Isolation of cDNA clones for epidermis-specific genes of the ascidian embryo
Development, Growth and Differentiation   33(6) 579-586   Apr 1991   [Refereed]
Autonomy of expression of epidermis-specific genes in the ascidian embryo
Developmental Biology   164 207-218   Apr 1994   [Refereed]
An ascidian homolog of SEC61 is expressed predominantly in epidermal cells of the emnbryo
Developmental Biology   165 185-192   Apr 1994   [Refereed]
Spatiotemporal expression of eight epidermis-specific genes in the ascidian embryo
Zoological Science   13 699-709   Apr 1996   [Refereed]
Peripheral development of cranial nerves in a cyclostome, Lampetra japonica- Morphological distribution of nerve branches and the vertebrate body plan
Journal of Comparative Neurology   384 483-500   Apr 1997   [Refereed]
Otx cognates in a lamprey, Lampetra japonica
Development Genes and Evolution   208 223-228   Apr 1998   [Refereed]
Early development of the peripheral nervous system in a lancelet species.
Journal of Comparative Neurology   (393) 415-425   Apr 1998   [Refereed]
Stereotyped axonal bundle formation and neuromeric patterns in embryos of a cyclostome, Lampetra japonica
Journal of Comparative Neurology   391 99-114   Apr 1998   [Refereed]
Rostral truncation of a cyclostome, Lampetra japonica, induced by all-trans retinoic acid defines the head/trunk interface of the vertebrate body
Developmental Dynamics   211 35-51   Apr 1998   [Refereed]
Isolation of cDNAs encoding subunits A and B of the vacuolar-type ATPase from the vanadium-rich ascidian, Ascidia sydneiensis samea
Zoological Science   15 823-829   Apr 1998   [Refereed]
A 100-kDa antigen recognized by a newly prepared monoclonal antibody specific to the vanadocytes of the vanadium-rich ascidian, Ascidia sydneiensis samea, is glycogen phosphorylase
Zoological Science   15 815-821   Apr 1998   [Refereed]
Development of cephalic neural crest cells in embryos of Lampetra japonica, with special reference to the evolution of the jaw
Developmental Biology   207 287-308   Apr 1999   [Refereed]
Direct reduction from vanadium(V) to vanadium(IV) by NADPH in the presence of EDTA. A Consideration of the reduction and accumulation of vanadium in the ascidian blood cells.
Journal of Inorganic Biochemistry   77 157-161   Apr 1999   [Refereed]
Ueki, T; Uyama, T; Yamamoto, K; Kanamori, K; Michibata, H
BIOCHIMICA ET BIOPHYSICA ACTA-GENE STRUCTURE AND EXPRESSION   1494(1-2) 83-90   Nov 2000   [Refereed]
Ascidians, especially those belonging to the Ascidiidae, are known to accumulate extremely high levels of vanadium in vanadocytes, one type of blood (coelomic) cell. Vanadium, which exists in the +5 oxidation state in seawater, is accumulated in t...
Conserved and diversified regulatory patterns of homeobox genes in vertebrate head evolution
Journal of Experimental Zoology   291 68-84   Apr 2001   [Refereed]
Myojin, M; Ueki, T; Sugahara, F; Murakami, Y; Shigetani, Y; Aizawa, S; Hirano, S; Kuratani, S
JOURNAL OF EXPERIMENTAL ZOOLOGY   291(1) 68-84   Apr 2001   [Refereed]
Agnathan cognates of vertebrate homeobox genes, Emx and Dir, were isolated from embryonic cDNA of a Japanese marine lamprey, Lampetra japonica. Analyses of amino acid sequences indicated that the DL cognate was closely related to the common ancest...
Ueki, T; Uyama, T; Kanamori, K; Michibata, H
MARINE BIOTECHNOLOGY   3(4) 316-321   Jul 2001   [Refereed]
A vanadium-accumulating ascidian, Ascidia sydneiensis samea, expresses vacuolar-type IV-ATPases (V-ATPases) on the vacuole membrane of the vanadium-containing blood cells known as vanadocytes. Previously, we showed that the contents of their vacuo...
Yamaguchi, N; Togi, A; Ueki, T; Uyama, T; Michibata, H
ZOOLOGICAL SCIENCE   19(9) 1001-1008   Sep 2002   [Refereed]
Some species in the family Ascidiidae accumulate vanadium at concentrations in excess of 350 mM, which corresponds to about 10(7) times that found in seawater. The vanadium ions are stored in vacuoles located within vanadium-containing blood cells...
Ueki, T; Takemoto, K; Fayard, B; Salome, M; Yamamoto, A; Kihara, H; Susini, J; Scippa, S; Uyama, T; Michibata, H
ZOOLOGICAL SCIENCE   19(1) 27-35   Jan 2002   [Refereed]
Some ascidians (sea squirts) accumulate the transitional metal vanadium in their blood cells at concentrations of up to 350 mM, about 10(7) times its concentration found in seawater. There are approximately 10 different types of blood cell in asci...
Michibata, H; Uyama, T; Ueki, T; Kanamori, K
MICROSCOPY RESEARCH AND TECHNIQUE   56(6) 421-434   Mar 2002   [Refereed]
Since Henze discovered vanadium in the blood (or coelomic) cells of an ascidian in 1911, this unusual phenomenon has attracted the interest of many investigators. The highest concentration of vanadium (350 mM) in the blood cells of Ascidia gemmata...
Ueki, T; Sakamoto, Y; Yamaguchi, N; Michibata, H
APPLIED AND ENVIRONMENTAL MICROBIOLOGY   69(11) 6442-6446   Nov 2003   [Refereed]
The genes encoding two vanadium-binding proteins, vanabin1 and vanabin2, from a vanadium-rich ascidian, Ascidia sydneiensis samea, were recently identified and cloned (T. Ueki, T. Adachi, S. Kawano, M. Aoshima, N. Yamaguchi, K. Kanamori, and H. Mi...
Ueki, T; Yamaguchi, N; Michibata, H
COMPARATIVE BIOCHEMISTRY AND PHYSIOLOGY B-BIOCHEMISTRY & MOLECULAR BIOLOGY   136(1) 91-98   Sep 2003   [Refereed]
Ascidians, so-called sea squirts, can accumulate high levels of vanadium in the vacuoles of signet ring cells, which are one type of ascidian blood cell and are also called vanadocytes. In addition to containing high concentrations of vanadium in ...
Takemoto, K; Ueki, T; Fayard, B; Yamamoto, A; Salome, M; Scippa, S; Susini, J; Uyama, T; Michibata, H; Kihara, H
JOURNAL DE PHYSIQUE IV   104 333-336   Mar 2003   [Refereed]
Blood cells of ascidians (tunicates) are known to accumulate high levels of vanadium selectively from sea water [1]. It has long been extensively studied how much vanadium is accumulated, which organ participate in the accumulation of vanadium, an...
Michibata, H; Yamaguchi, N; Uyama, T; Ueki, T
COORDINATION CHEMISTRY REVIEWS   237(1-2) 41-51   Feb 2003   [Refereed]
About 90 years ago, Henze discovered high levels of vanadium in the blood (coelomic) cells of an ascidian collected from the Bay of Naples. His discovery attracted the interdisciplinary attention of chemists, physiologists, and biochemists. Two de...
Trivedi, S; Ueki, T; Yamaguchi, N; Michibata, H
BIOCHIMICA ET BIOPHYSICA ACTA-GENE STRUCTURE AND EXPRESSION   1630(2-3) 64-70   Nov 2003   [Refereed]
Ascidians, especially those belonging to the suborder Phlebobranchia, can accumulate high levels of vanadium. Vanadium-binding proteins (vanabins) were first isolated from a vanadium-accumulating ascidian, Ascidia sydneiensis samea, and then the v...
Ueki, T; Adachi, T; Kawano, S; Aoshima, M; Yamaguchi, N; Kanamori, K; Michibata, H
BIOCHIMICA ET BIOPHYSICA ACTA-GENE STRUCTURE AND EXPRESSION   1626(1-3) 43-50   Apr 2003   [Refereed]
Since the beginning of the last century, it has been known that ascidians accumulate high levels of a transition metal, vanadium, in their blood cells, although the mechanism for this curious biological function remains unknown. Recently, we ident...
Fukui, K; Ueki, T; Ohya, H; Michibata, H
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY   125(21) 6352-6353   May 2003   [Refereed]
Takemoto, K; Mizuno, T; Yoshikawa, T; Mishibata, H; Ueki, T; Uyama, T; Miyoshi, T; Sawa, D; Matsumoto, T; Wada, N et al.
JOURNAL DE PHYSIQUE IV   104 57-61   Mar 2003   [Refereed]
X-ray microscopy enables high-resolution analysis of thick specimens such as several microns in aqueous and atmospheric pressure environments in fields of biological and material sciences. Most commonly, zone plates (ZPs) are used as optical eleme...
6-phosphogluconate dehydrogenase and glucose-6-phosphate dehydrogenase form a supramolecular complex in human neutrophils that undergoes retrograde trafficking during pregnancy
Kindzelskii, AL; Ueki, T; Michibata, H; Chaiworapongsa, T; Romero, R; Petty, HR
JOURNAL OF IMMUNOLOGY   172(10) 6373-6381   May 2004   [Refereed]
Neutrophils from pregnant women display reduced neutrophil-mediated effector functions, such as reactive oxygen metabolite (ROM) release. Because the NADPH oxidase and NO synthase produce ROMs and NO, the availability of their substrate NADPH is a...
Yamaguchi, N; Kamino, K; Ueki, T; Michibata, H
MARINE BIOTECHNOLOGY   6(2) 165-174   Mar 2004   [Refereed]
Some species in the family Ascidiidae accumulate vanadium at concentrations in excess of 350 MM, which corresponds to about 10 7 times higher than that in seawater. In these species signet ring cells, with a single huge vacuole in which vanadium i...
Hamada, T; Asanuma, M; Ueki, T; Hayashi, F; Kobayashi, N; Yokoyama, S; Michibata, H; Hirota, H
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY   127(12) 4216-4222   Mar 2005   [Refereed]
Ascidians belonging to the suborder Phlebobranchia are known to accumulate high levels of a transition metal, vanadium, in their blood cells, called vanadocytes, although the mechanism for this biological phenomenon remains unclear. Recently, we i...
Mortuza, MG; Takahashi, T; Ueki, T; Kosaka, T; Michibata, H; Hosoya, H
JOURNAL OF HEALTH SCIENCE   51(6) 676-682   Dec 2005   [Refereed]
The effects of hexavalent chromium on the cell growth of green paramecium, Paramecium bursaria (P. bursaria),were investigated in this study. Two strains (MB-1 and F, generation) of P. bursaria were incubated in lettuce media supplemented with dif...
Yoshihara, M; Ueki, T; Watanabe, T; Yamaguchi, N; Kamino, K; Michibata, H
BIOCHIMICA ET BIOPHYSICA ACTA-GENE STRUCTURE AND EXPRESSION   1730(3) 206-214   Sep 2005   [Refereed]
Some ascidians accumulate high levels of the transition metal vanadium in their blood cells. The process of vanadium accumulation has not yet been elucidated. In this report, we describe the isolation and cDNA cloning of a novel vanadium-binding p...
Yoshinaga, M; Ueki, T; Yamaguchi, N; Kamino, K; Michibata, H
BIOCHIMICA ET BIOPHYSICA ACTA-GENERAL SUBJECTS   1760(3) 495-503   Mar 2006   [Refereed]
Some ascidians accumulate vanadium in vanadocytes, which are vanadium-containing blood cells, at high levels and with high selectivity. However, the mechanism and physiological significance of vanadium accumulation remain unknown. In this study, w...
Yamaguchi, Nobuo; Amakawa, Yuko; Yamada, Hiroshi; Ueki, Tatsuya; Michibata, Hitoshi
ZOOLOGICAL SCIENCE   23(10) 909-915   Oct 2006   [Refereed]
Some species of the family Ascidiidae accumulate vanadium in concentrations in excess of 350 mM, which is about 10(7)-fold higher than the concentration of vanadium in seawater. In these species, signet ring cells with a single large vacuole in wh...
Kawakami, Norifumi; Ueki, Tatsuya; Matsuo, Koichi; Gekko, Kunihiko; Michibata, Hitoshi
BIOCHIMICA ET BIOPHYSICA ACTA-GENERAL SUBJECTS   1760(7) 1096-1101   Jul 2006   [Refereed]
Vanadium-binding proteins, or Vanabins, have recently been isolated from the vanadium-rich ascidian, Ascidia sydneiensis samea. Recent reports indicate that Vanabin2 binds twenty V(IV) ions at pH 7.5, and that it has a novel bow-shaped conformatio...
Ueki, Tatsuya; Shintaku, Koki; Yonekawa, Yuki; Takatsu, Nariaki; Yamada, Hiroshi; Hamada, Toshiyuki; Hirota, Hiroshi; Michibata, Hitoshi
BIOCHIMICA ET BIOPHYSICA ACTA-GENERAL SUBJECTS   1770(6) 951-957   Jun 2007   [Refereed]
Several species of ascidians, the so-called tunicates, accumulate extremely high levels of vanadium ions in their blood cells. We previously identified a family of vanadium-binding proteins, named Vanabins, from blood cells and blood plasma of a v...
Yoshinaga, Masafumi; Ueki, Tatsuya; Michibata, Hitoshi
BIOCHIMICA ET BIOPHYSICA ACTA-GENERAL SUBJECTS   1770(9) 1413-1418   Sep 2007   [Refereed]
Glutathione transferases (GSTs) are multifunctional enzymes found in many organisms. We recently identified vanadium-binding GSTs, designated AsGSTs, from the vanadium-rich ascidian, Ascidia sydneiensis samea. In this study, the metal-selectivity ...
Yoshihara, Masao; Ueki, Tatsuya; Yamaguchi, Nobuo; Kamino, Kei; Michibata, Hitoshi
BIOCHIMICA ET BIOPHYSICA ACTA-GENERAL SUBJECTS   1780(2) 256-263   Feb 2008   [Refereed]
The ascidians, the so-called sea squirts, accumulate high levels of vanadium, a transition metal. Since Henze first observed this physiologically unusual phenomenon about one hundred years ago, it has attracted interdisciplinary attention from che...
Ueki, Tatsuya; Satake, Makoto; Kamino, Kei; Michibata, Hitoshi
BIOCHIMICA ET BIOPHYSICA ACTA-GENERAL SUBJECTS   1780(7-8) 1010-1015   Jul 2008   [Refereed]
The blood cells of ascidians accumulate extremely high levels of the transition metal vanadium. We previously isolated four vanadium-binding proteins (Vanabins 1-4) and a homologous protein (VanabinP) from the vanadium-rich ascidian Ascidia sydnei...
Kawakami, Norifumi; Ueki, Tatsuya; Amata, Yusuke; Kanamori, Kan; Matsuo, Koichi; Gekko, Kunihiko; Michibata, Hitoshi
BIOCHIMICA ET BIOPHYSICA ACTA-PROTEINS AND PROTEOMICS   1794(4) 674-679   Apr 2009   [Refereed]
The unusual ascidian ability to accumulate high levels of vanadium ions at concentrations of up to 350 mM, a 10(7)-fold increase over that found in seawater, has been attracting interdisciplinary attention for a century. Accumulated V(V) is finall...
Ueki, Tatsuya; Kawakami, Norifumi; Toshishige, Masaaki; Matsuo, Koichi; Gekko, Kunihiko; Michibata, Hitoshi
BIOCHIMICA ET BIOPHYSICA ACTA-GENERAL SUBJECTS   1790(10) 1327-1333   Oct 2009   [Refereed]
Background: Vanabins are a unique protein family of vanadium-binding proteins with nine disulfide bonds. Possible binding sites for VO(2+) in Vanabin2 from a vanadium-rich ascidian Ascidia sydneiensis samea have been detected by nuclear magnetic r...
Ueki, Tatsuya; Furuno, Nobuaki; Xu, Qiang; Nitta, Yuya; Kanamori, Kan; Michibata, Hitoshi
BIOCHIMICA ET BIOPHYSICA ACTA-GENERAL SUBJECTS   1790(10) 1295-1300   Oct 2009   [Refereed]
Background: Several species of ascidians accumulate extremely high levels of vanadium ions in the vacuoles of their blood cells (vanadocytes). The vacuoles of vanadocytes also contain many protons and sulfate ions. To maintain the concentration of...
Biomolecular Concepts   1(1) 97-107   May 2010   [Refereed]
Ueki, Tatsuya; Furuno, Nobuaki; Michibata, Hitoshi
BIOCHIMICA ET BIOPHYSICA ACTA-GENERAL SUBJECTS   1810(4) 457-464   Apr 2011   [Refereed]
Background: Vanadium is an essential transition metal in biological systems. Several key proteins related to vanadium accumulation and its physiological function have been isolated, but no vanadium ion transporter has yet been identified. Methods:...
Ueki, Tatsuya; Michibata, Hitoshi
COORDINATION CHEMISTRY REVIEWS   255(19-20) 2249-2257   Oct 2011   [Refereed][Invited]
Metal ions are required for physiologically essential functions such as metalloenzymatic reactions, redox reactions, electron transfer, regulation of transcription factor activity, and respiration in living cells. Generally, metal ions are homeost...
Ueki, Tatsuya; Nakagawa, Takafumi; Michibata, Hitoshi
JOURNAL OF INORGANIC BIOCHEMISTRY   116 70-76   Nov 2012   [Refereed]
Ascidians are well known to accumulate extremely high levels of vanadium in their blood cells. Several key proteins related to vanadium accumulation and physiological function have been isolated from vanadium-rich ascidians. Of these, vanadium(IV)...
Samino, Setijono; Michibata, Hitoshi; Ueki, Tatsuya
MARINE BIOTECHNOLOGY   14(2) 143-154   Apr 2012   [Refereed]
Ascidians are known to accumulate extremely high levels of vanadium in their blood cells (up to 350 mM). The branchial sac and the intestine are thought to be the first tissues to contact the outer environment and absorb vanadium ions. The concent...
Kume, Satoshi; Ueki, Tatsuya; Matsuoka, Hiroki; Hamada, Mayuko; Satoh, Nori; Michibata, Hitoshi
BIOMETALS   25(5) 1037-1050   Oct 2012   [Refereed]
Ascidians are hyperaccumulators that have been studied in detail. Proteins and genes involved in the accumulation process have been identified, but regulation of gene expression related to vanadium accumulation remains unknown. To gain insights in...
Kitayama, Hiroki; Yamamoto, Sohei; Michibata, Hitoshi; Ueki, Tatsuya
DALTON TRANSACTIONS   42(33) 11921-11925   2013   [Refereed]
In a previous study, Vanabin2, a member of a family of V(IV)-binding proteins, or Vanabins, was shown to act as a V(V)-reductase. The current study assesses the ability of Vanabin2 to reduce various transition metal ions in vitro. An NADPH-coupled...

Books etc

 
Genes and proteins involved in vanadium accumulation by ascidians
Aug 2007   
Vanadium-protein interaction inferred from the studies on vanadium-binding proteins in ascidians
Dec 2007   
High levels of vanadium in ascidians, in Vanadium: biochemical and molecular biological approaches (H. Michibata, ed.)
Springer-Verlag   Jan 2012   ISBN:9789400709126
Plants, Pollutants and Remediation (Chapter)
T. Ueki
Springer   2016   ISBN:978-94-017-7194-8

Conference Activities & Talks

 
Metal ion selectivity and affinity of wild type and mutant Vanabin2. [Invited]
Tatuya Ueki
The 5th International Vanadium Symposium   Sep 2006   
Molecular mechanism of the transport and reduction pathway of vanadium in ascidians. [Invited]
Tatsuya Ueki
The 7th International Vanadium Symposium   Oct 2010   
Differential Contribution of Vanabins as Vanadium Reductases on the reduction of V(V) to V(IV) in blood cells of an ascidian Ascidia sydneiensis samea [Invited]
Tatsuya Ueki
The 8th International Vanadium Symposium   Aug 2012   
Vanadium Accumulation in Ascidians: An Overview as a System [Invited]
Tatsuya Ueki
The 9th International vanadium Symposium   Jun 2014   
Vanadium Accumulation and Reduction in Ascidians: Contribution of symbiotic bacteria [Invited]
Tatsuya Ueki ; Taichi Maeshige ; Toshihiro Hino ; Tri Kustono Adi ; Romaidi
The 10th International vanadium Symposium   6 Nov 2016   

Research Grants & Projects

 
Project Year: 2013 - 2014
Project Year: 2013 - 2015
MEXT: KAKENHI
Project Year: 2009 - 2011    Investigator(s): MICHIBATA, Hitoshi
Ascidians belonging to the class Ascidiidae accumulate a transition metal vanadium(V) ions up to 350 mM, and reduce most of the accumulated V. Recently we found that Vanabin2 can act as a V(V)-reductase in the presence of glutathione(GSH). In this...
MEXT: KAKENHI
Project Year: 2008 - 2010    Investigator(s): UEKI, Tatsuya
In order to reveal protein-protein interaction network among Vanabins and metal-related proteins in vanadocytes and blood plasma in a vanadium-rich ascidian Ascidia sydneiensis samea, we performed the screening for proteins that interact with know...
MEXT: KAKENHI
Project Year: 2006 - 2007    Investigator(s): UEKI, Tatsuya
The purpose of this study is to reveal the metal binding domains of a vanadium-binding protein Vanabin2, to reveal the relationship between disulfide banding structures and metal binding, and to reveal the redox reaction and biological function of...