Masaru Nonaka

Summary

Affiliation: University of Tokyo
Country: Japan

Publications

  1. ncbi Trans-species polymorphism of the major histocompatibility complex-encoded proteasome subunit LMP7 in an amphibian genus, Xenopus
    M Nonaka
    Department of Biological Sciences, Graduate School of Science, University of Tokyo, Japan
    Immunogenetics 51:186-92. 2000
  2. ncbi Complement system of bony and cartilaginous fish
    M Nonaka
    Department of Biological Sciences, Graduate School of Science, University of Tokyo, Japan
    Fish Shellfish Immunol 10:215-28. 2000
  3. ncbi Evolution of the complement system
    M Nonaka
    Department of Biological Sciences, Graduate School of Science, University of Tokyo, 7 3 1 Hongo, Tokyo 113 0033, Japan
    Curr Opin Immunol 13:69-73. 2001
  4. ncbi Opsonic complement system of the solitary ascidian, Halocynthia roretzi
    M Nonaka
    Department of Biological Sciences, Graduate School of Science, University of Tokyo, Japan
    Dev Comp Immunol 23:421-7. 1999
  5. ncbi Molecular genetics of the complement C3 convertases in lower vertebrates
    M Nonaka
    Department of Biological Sciences, Graduate School of Science, University of Tokyo, Japan
    Immunol Rev 166:59-65. 1998
  6. ncbi Opsonic complement component C3 in the solitary ascidian, Halocynthia roretzi
    M Nonaka
    Department of Biochemistry, Nagoya City University Medical School, Japan
    J Immunol 162:387-91. 1999
  7. ncbi Urochordate immunity
    Masaru Nonaka
    Department of Biological Sciences, Graduate School of Science, The University of Tokyo, Hongo, Tokyo, Japan
    Adv Exp Med Biol 708:302-10. 2010
  8. ncbi Novel androgen-dependent promoters direct expression of the C4b-binding protein alpha-chain gene in epididymis
    M I Nonaka
    Department of Biological Sciences, University of Tokyo, Tokyo, Japan
    J Immunol 166:4570-7. 2001
  9. ncbi Evolution of the initiating enzymes of the complement system
    Masaru Nonaka
    Department of Biological Sciences, Graduate School of Science, University of Tokyo, Hongo, Tokyo 113 0033, Japan
    Genome Biol 3:REVIEWS1001. 2002
  10. ncbi Genomic view of the evolution of the complement system
    Masaru Nonaka
    Department of Biological Sciences, Graduate School of Science, The University of Tokyo, 7 3 1 Hongo, Tokyo, Japan
    Immunogenetics 58:701-13. 2006

Collaborators

Detail Information

Publications69

  1. ncbi Trans-species polymorphism of the major histocompatibility complex-encoded proteasome subunit LMP7 in an amphibian genus, Xenopus
    M Nonaka
    Department of Biological Sciences, Graduate School of Science, University of Tokyo, Japan
    Immunogenetics 51:186-92. 2000
    ..A similar mode of evolution of the LMP7 alleles in Xenopus provides a possible explanation for the linkage of the LMP7 gene with the MHC in all vertebrates analyzed to date...
  2. ncbi Complement system of bony and cartilaginous fish
    M Nonaka
    Department of Biological Sciences, Graduate School of Science, University of Tokyo, Japan
    Fish Shellfish Immunol 10:215-28. 2000
    ..The complement system seems to play a more pivotal role in body defence in fish, whose adaptive immunity is considered to be at a relatively undeveloped state...
  3. ncbi Evolution of the complement system
    M Nonaka
    Department of Biological Sciences, Graduate School of Science, University of Tokyo, 7 3 1 Hongo, Tokyo 113 0033, Japan
    Curr Opin Immunol 13:69-73. 2001
    ..The primitive complement system of these animals is one of the most highly organized innate immune systems...
  4. ncbi Opsonic complement system of the solitary ascidian, Halocynthia roretzi
    M Nonaka
    Department of Biological Sciences, Graduate School of Science, University of Tokyo, Japan
    Dev Comp Immunol 23:421-7. 1999
    ..These results indicate that the lectin-dependent, opsonic complement system was present prior to the emergence of the vertebrates and well ahead of the establishment of adaptive immunity...
  5. ncbi Molecular genetics of the complement C3 convertases in lower vertebrates
    M Nonaka
    Department of Biological Sciences, Graduate School of Science, University of Tokyo, Japan
    Immunol Rev 166:59-65. 1998
    ..Genetic linkage between these two family genes within the MHC was observed in Xenopus but not in medaka fish...
  6. ncbi Opsonic complement component C3 in the solitary ascidian, Halocynthia roretzi
    M Nonaka
    Department of Biochemistry, Nagoya City University Medical School, Japan
    J Immunol 162:387-91. 1999
    ....
  7. ncbi Urochordate immunity
    Masaru Nonaka
    Department of Biological Sciences, Graduate School of Science, The University of Tokyo, Hongo, Tokyo, Japan
    Adv Exp Med Biol 708:302-10. 2010
    ..In contrast, the allorecognition systems of urochordates show no evolutionary relationship with any invertebrate or vertebrate systems, suggesting that they were invented in the urochordate lineage...
  8. ncbi Novel androgen-dependent promoters direct expression of the C4b-binding protein alpha-chain gene in epididymis
    M I Nonaka
    Department of Biological Sciences, University of Tokyo, Tokyo, Japan
    J Immunol 166:4570-7. 2001
    ..Furthermore, variation in the 5'-untranslated regions, arising from alternative splicing of the newly identified exons, is demonstrable in the guinea pig C4BP alpha transcripts...
  9. ncbi Evolution of the initiating enzymes of the complement system
    Masaru Nonaka
    Department of Biological Sciences, Graduate School of Science, University of Tokyo, Hongo, Tokyo 113 0033, Japan
    Genome Biol 3:REVIEWS1001. 2002
    ..Phylogenetic studies indicate that one arose by retrotransposition early in vertebrate evolution, supporting the idea that the lectin branch of the complement cascade arose earlier than the 'classical' pathway...
  10. ncbi Genomic view of the evolution of the complement system
    Masaru Nonaka
    Department of Biological Sciences, Graduate School of Science, The University of Tokyo, 7 3 1 Hongo, Tokyo, Japan
    Immunogenetics 58:701-13. 2006
    ....
  11. ncbi Primitive complement system of invertebrates
    Masaru Nonaka
    Department of Biological Sciences, Graduate School of Science, The University of Tokyo, Tokyo, Japan
    Immunol Rev 198:203-15. 2004
    ..Thus, another integrative step seems to have been required to establish the modern complement system of higher vertebrates...
  12. ncbi Evolution of the complement system
    Masaru Nonaka
    Department of Biological Sciences, Graduate School of Science, University of Tokyo, 7 3 1 Hongo, Tokyo 113 0033, Japan
    Mol Immunol 40:897-902. 2004
    ..Thus, the vertebrate complement system seems to be established by integrating some independent parts into one reaction system...
  13. ncbi Urochordate immunity
    Masaru Nonaka
    Department of Biological Sciences, Graduate School of Science, The University of Tokyo, Hongo, Tokyo, Japan
    Adv Exp Med Biol 708:302-10. 2011
    ..In contrast, the allorecognition systems of urochordates show no evolutionary relationship with any invertebrate or vertebrate systems, suggesting that they were invented in the urochordate lineage...
  14. ncbi Origin of mannose-binding lectin-associated serine protease (MASP)-1 and MASP-3 involved in the lectin complement pathway traced back to the invertebrate, amphioxus
    Yuichi Endo
    Department of Biochemistry, Fukushima Medical University School of Medicine, Fukushima, Japan
    J Immunol 170:4701-7. 2003
    ..The ancient origin of MASP-1 and MASP-3 suggests that they have crucial functions common to all species which emerged after cephalochordates...
  15. ncbi Structure and the evolutionary implication of the triplicated complement factor B genes of a urochordate ascidian, Ciona intestinalis
    Fumiko Y Yoshizaki
    Department of Biological Sciences, Graduate School of Science, The University of Tokyo, Tokyo 113 0033, Japan
    Immunogenetics 56:930-42. 2005
    ....
  16. ncbi Unprecedented intraspecific diversity of the MHC class I region of a teleost medaka, Oryzias latipes
    Kentaro Tsukamoto
    Department of Biological Sciences, Graduate School of Science, The University of Tokyo, Japan
    Immunogenetics 57:420-31. 2005
    ....
  17. ncbi Characterization of novel ascidian beta integrins as primitive complement receptor subunits
    Seita Miyazawa
    Department of Biological Sciences, Graduate School of Science, The University of Tokyo, 7-3-1 Hongo, Bunkyo-ku, 113-0033, Tokyo, Japan
    Immunogenetics 55:836-44. 2004
    ....
  18. ncbi Molecular cloning of the terminal complement components C6 and C8beta of cartilaginous fish
    Ayuko Kimura
    Department of Biological Sciences, Graduate School of Science, The University of Tokyo, 7 3 1 Hongo, Bunkyo ku, Tokyo 113 0033, Japan
    Fish Shellfish Immunol 27:768-72. 2009
    ..These results also indicate that the gene duplications among TCCs occurred at an early stage of the jawed vertebrate evolution...
  19. ncbi Transspecies dimorphic allelic lineages of the proteasome subunit beta-type 8 gene (PSMB8) in the teleost genus Oryzias
    Fumi Miura
    Department of Biological Sciences, Graduate School of Science, University of Tokyo, Tokyo 113 0033, Japan
    Proc Natl Acad Sci U S A 107:21599-604. 2010
    ....
  20. ncbi Multi-component complement system of Cnidaria: C3, Bf, and MASP genes expressed in the endodermal tissues of a sea anemone, Nematostella vectensis
    Ayuko Kimura
    Department of Biological Sciences, Graduate School of Science, The University of Tokyo, 7 3 1 Hongo, Bunkyo ku, Tokyo 113 0033, Japan
    Immunobiology 214:165-78. 2009
    ....
  21. ncbi Evolutionary analysis of two classical MHC class I loci of the medaka fish, Oryzias latipes: haplotype-specific genomic diversity, locus-specific polymorphisms, and interlocus homogenization
    Mayumi I Nonaka
    Department of Biological Sciences, Graduate School of Science, The University of Tokyo, Hongo 7 3 1, Bunkyo ku, Tokyo, 113 0033, Japan
    Immunogenetics 62:319-32. 2010
    ..Two lineages of the transmembrane and cytoplasmic regions are also shared by UAA and UBA, suggesting that these two loci evolved with intimate genetic interaction through gene conversion or unequal crossing over...
  22. ncbi Evolution of thioester-containing proteins revealed by cloning and characterization of their genes from a cnidarian sea anemone, Haliplanella lineate
    Naoko T Fujito
    Department of Biological Sciences, Graduate School of Science, The University of Tokyo, 7 3 1 Hongo, Bunkyoku, Tokyo, Japan
    Dev Comp Immunol 34:775-84. 2010
    ..These results suggest that gene duplication and subsequent functional differentiation among C3, A2M and CD109 were very ancient events predating the divergence of the cnidaria and bilateria...
  23. ncbi Evolution of proteasome subunits delta and LMP2: complementary DNA cloning and linkage analysis with MHC in lower vertebrates
    M Nonaka
    Department of Biochemistry, Nagoya City University Medical School, Mizuho ku, Japan
    J Immunol 159:734-40. 1997
    ..Sequence and linkage analyses suggest that LMP2 may not play as vital a role as LMP7 in Ag presentation...
  24. ncbi Two lineages of mannose-binding lectin-associated serine protease (MASP) in vertebrates
    Y Endo
    Department of Biochemistry, Fukushima Medical College, Japan
    J Immunol 161:4924-30. 1998
    ..Furthermore, the presence of MASP or MASP-like sequences in most vertebrate species suggests that the lectin pathway functions extensively in vertebrates and that its origin is traced back to the invertebrate stage...
  25. ncbi Dichotomous haplotypic lineages of the immunoproteasome subunit genes, PSMB8 and PSMB10, in the MHC class I region of a Teleost Medaka, Oryzias latipes
    Kentaro Tsukamoto
    Department of Biological Sciences, Graduate School of Science, The University of Tokyo, Tokyo, Japan
    Mol Biol Evol 26:769-81. 2009
    ..These results indicate that the two medaka MHC haplotypic lineages encompassing the PSMB8 and PSMB10 genes are maintained in wild populations by a balancing selection...
  26. ncbi Isolation of the Xenopus complement factor B complementary DNA and linkage of the gene to the frog MHC
    Y Kato
    Department of Biochemistry, Nagoya City University Medical School, Japan
    J Immunol 153:4546-54. 1994
    ....
  27. ncbi Isolation of Xenopus LMP-7 homologues. Striking allelic diversity and linkage to MHC
    C Namikawa
    Department of Biochemistry, Nagoya City University Medical School, Japan
    J Immunol 155:1964-71. 1995
    ..The great allelic diversity can be explained either by coselection with particular class I alleles or by differential silencing of MHC genes in the polyploid X. laevis...
  28. ncbi Molecular cloning and linkage analysis of complement C3 and C4 genes of the Japanese medaka fish
    N Kuroda
    Department of Biochemistry, Nagoya City University Medical School, Nagoya, Japan
    Immunogenetics 51:117-28. 2000
    ..These results suggest that the MHC class III complement region was established in the tetrapod lineage, or lost in the teleost lineage...
  29. ncbi Evolutionary origin of the vertebrate blood complement and coagulation systems inferred from liver EST analysis of lamprey
    Ayuko Kimura
    Department of Biological Sciences, Graduate School of Science, The University of Tokyo, 7 3 1 Hongo, Bunkyo ku, Tokyo 113 0033, Japan
    Dev Comp Immunol 33:77-87. 2009
    ....
  30. ncbi Complement C4b-binding protein as a novel murine epididymal secretory protein
    Mayumi I Nonaka
    Department of Biological Sciences, University of Tokyo, Tokyo 133 0033, Japan
    Biol Reprod 69:1931-9. 2003
    ..Our findings suggest a novel function of C4BP as one such epididymal secretory protein...
  31. ncbi Expression patterns of Hox genes in larvae of the sea lily Metacrinus rotundus
    Yuko Hara
    Department of Biological Sciences, Graduate School of Science, University of Tokyo, Tokyo 113-0033, Japan
    Dev Genes Evol 216:797-809. 2006
    ..Our study illuminates the possible body plan and Hox expression patterns of the ancestral echinoderm and sheds light on the larval body plan of the last common ancestor of the echinoderms and chordates...
  32. ncbi Primitive complement system--recognition and activation
    Teizo Fujita
    Department of Biochemistry, Fukushima Medical University, and CREST, Japan Science and Technology Agency, Japan
    Mol Immunol 41:103-11. 2004
    ..Thus, another integrative step seems to have been required to establish the modern complement system of higher vertebrates...
  33. ncbi Genetic linkage between the LMP2 and LMP7 genes in the medaka fish, a teleost
    C Namikawa-Yamada
    Department of Biochemistry, Nagoya City University Medical School, Mizuho-ku, Nagoya 467, Japan
    Immunogenetics 46:431-3. 1997
  34. ncbi Retained orthologous relationships of the MHC Class I genes during euteleost evolution
    Mayumi I Nonaka
    Department of Biological Sciences, The University of Tokyo, Tokyo, Japan
    Mol Biol Evol 28:3099-112. 2011
    ..Such evolutionary mode is characteristic to the teleost MHC class I genes and might have contributed to the long-term conservation of the ?1 domain...
  35. ncbi Genomic analysis of immunity in a Urochordate and the emergence of the vertebrate immune system: "waiting for Godot"
    Kaoru Azumi
    Department of Biochemistry, Graduate School of Pharmaceutical Sciences, Hokkaido University, Sapporo, Japan
    Immunogenetics 55:570-81. 2003
    ..However, there are key V regions, the essential feature of an immunoglobulin superfamily VC1-like core, and possible proto-MHC regions scattered throughout the genome waiting for Godot...
  36. ncbi Comparative genomic analysis of the major histocompatibility complex class I region in the teleost genus Oryzias
    Ratnesh Bhai Mehta
    Department of Biological Sciences, Graduate School of Science, The University of Tokyo, Bunkyo ku, Tokyo, Japan
    Immunogenetics 61:385-99. 2009
    ..Thus, the three independent evolutionary patterns under apparently distinctive selective pressures are recognized in the Oryzias MHC class I region...
  37. ncbi Molecular cloning and linkage analysis of the Japanese medaka fish complement Bf/C2 gene
    N Kuroda
    Department of Biochemistry, Nagoya City University Medical School, Mizuho ku, Nagoya 467, Japan
    Immunogenetics 44:459-67. 1996
    ..The Bf/C2 locus was mapped to the close proximity (2.9 cM) of the superoxide dismutase locus on the linkage group XX by the use of a restriction site polymorphism between two inbred strains of the medaka...
  38. ncbi Cloning and characterization of integrin alpha subunits from the solitary ascidian, Halocynthia roretzi
    S Miyazawa
    Department of Biological Sciences, Graduate School of Science, University of Tokyo, Tokyo, Japan
    J Immunol 166:1710-5. 2001
    ..roretzi that functions as an ancestral form of CR3 and CR4 and mediates phagocytosis in the primitive complement system of the ascidian...
  39. ncbi A novel gene family defined by human dihydropyrimidinase and three related proteins with differential tissue distribution
    N Hamajima
    Department of Pediatrics, Nagoya City University Medical School, Japan
    Gene 180:157-63. 1996
    ..e., human DHPase, in liver and kidney; human DRP-1, in brain; human DRP-2, ubiquitously expressed except for liver; human DRP-3, mainly in heart and skeletal muscle...
  40. ncbi Repetitive elements in the major histocompatibility complex (MHC) class I region of a teleost, medaka: identification of novel transposable elements
    Megumi Y Matsuo
    Department of Biological Sciences, Graduate School of Science, University of Tokyo, Hongo, Bunkyo-ku, Tokyo 113-0033, Japan
    Mech Dev 121:771-7. 2004
    ..Since eight of the 11 transposable elements were located in this region, these elements may have played a role in the medaka-specific DNA rearrangement...
  41. ncbi A detailed linkage map of medaka, Oryzias latipes: comparative genomics and genome evolution
    K Naruse
    Department of Biological Sciences, Graduate School of Science, University of Tokyo, Bunkyo ku, Tokyo 113 0033, Japan
    Genetics 154:1773-84. 2000
    ..Unlike zebrafish, however, the Medaka linkage map showed obvious restriction of recombination on the linkage group containing the male-determining region (Y) locus compared to the autosomal chromosomes...
  42. ncbi Duplication of the MHC-linked Xenopus complement factor B gene
    Y Kato
    Department of Biochemistry, Nagoya City University Medical School, Japan
    Immunogenetics 42:196-203. 1995
    ....
  43. ncbi C6-like and C3-like molecules from the cephalochordate, amphioxus, suggest a cytolytic complement system in invertebrates
    Miho M Suzuki
    Department of Zoology, Graduate School of Science, Kyoto University, Sakyo-ku, Kyoto 606-8502, Japan
    J Mol Evol 54:671-9. 2002
    ..Only opsonic activity has been assigned to the invertebrate complement system until now. Therefore, this is the first molecular evidence for complement-mediated immunological cytotoxicity in invertebrates...
  44. ncbi Nucleotide sequence of the MHC class I genomic region of a teleost, the medaka (Oryzias latipes)
    Megumi Y Matsuo
    Department of Biological Sciences, Graduate School of Science, University of Tokyo, Hongo, Bunkyo ku, Tokyo 113 0033, Japan
    Immunogenetics 53:930-40. 2002
    ..These results suggest that a strong selective pressure has conserved the linkage of certain MHC genes during vertebrate evolution, despite recurrent genetic rearrangements...
  45. ncbi Molecular heterotopy in the expression of Brachyury orthologs in order Clypeasteroida (irregular sea urchins) and order Echinoida (regular sea urchins)
    Taku Hibino
    Department of Biological Sciences, Graduate School of Science, University of Tokyo, Tokyo, 113-0033, Japan
    Dev Genes Evol 214:546-58. 2004
    ..In the Echinoida species, Bra was expressed in the vestibule at the six-armed pluteus stage...
  46. ncbi Complement-related serine proteases in tunicates and vertebrates
    M Matsushita
    Department of Biochemistry, Fukushima Medical College, Japan
    Curr Opin Immunol 10:29-35. 1998
    ..MASP, C1r and C1s belong to the same family of serine proteases. In addition to its presence in advanced species, MASP also exists in primitive life forms such as tunicates and may be an evolutionary prototype of this family...
  47. ncbi Highly divergent dimorphic alleles of the proteasome subunit beta type-8 (PSMB8) gene of the bichir Polypterus senegalus: implication for evolution of the PSMB8 gene of jawed vertebrates
    Naoko T Fujito
    Department of Biological Sciences, Graduate School of Science, The University of Tokyo, 7 3 1 Hongo, Bunkyo ku, Tokyo, 113 0033, Japan
    Immunogenetics 64:447-53. 2012
    ..However, phylogenetic analysis showed that the dimorphisms of PSMB8 of bichir, Xenopus, and Oryzias arose by independent evolutionary events, suggesting the presence of a strong selective pressure for possessing the dimorphism...
  48. ncbi Evolution of the thioester-containing proteins (TEPs) of the arthropoda, revealed by molecular cloning of TEP genes from a spider, Hasarius adansoni
    Reo Sekiguchi
    Department of Biological Sciences, Graduate School of Science, The University of Tokyo, Tokyo 113 0033, Japan
    Dev Comp Immunol 36:483-9. 2012
    ..These results suggest that the common ancestor of the Arthropoda possessed at least three TEP genes, C3, A2M and iTEP and that they were lost differentially in the Crustacean and Hexapodan lineages...
  49. ncbi Differential expression of dihydropyrimidinase-related protein genes in developing and adult enteric nervous system
    H Inagaki
    Department of Pathology, Nagoya City University Medical School, Mizuho ku, Nagoya 467 8601, Japan
    Histochem Cell Biol 113:37-41. 2000
    ..Northern blot analysis showed that DRPs were differentially expressed in the mouse and human intestines, supporting the results of ISH. These data suggest that DRPs play a role not only in the CNS but also in the ENS...
  50. ncbi Identification of novel mutations in the dihydropyrimidine dehydrogenase gene in a Japanese patient with 5-fluorouracil toxicity
    M Kouwaki
    Department of Pediatrics, Nagoya City University Medical School, Nagoya, Japan
    Clin Cancer Res 4:2999-3004. 1998
    ..The present data represent the first molecular genetic analysis of DPD deficiency accompanied by severe 5-FU toxicity in a Japanese patient...
  51. ncbi Dihydropyrimidinase deficiency: structural organization, chromosomal localization, and mutation analysis of the human dihydropyrimidinase gene
    N Hamajima
    Department of Pediatrics, Nagoya City University Medical School, Nagoya City Higashi General Hospital, Nagoya, Japan
    Am J Hum Genet 63:717-26. 1998
    ..There was no significant difference, in residual activity, between mutations observed in the symptomatic and those observed in the asymptomatic individuals...
  52. ncbi Characterization of the human dihydropyrimidinase-related protein 2 (DRP-2) gene
    K Kitamura
    Department of Biochemistry, Nagoya City University Medical School, Nagoya, Japan
    DNA Res 6:291-7. 1999
    ....
  53. ncbi Autoantibody to gravin is expressed more strongly in younger and nonthymomatous patients with myasthenia gravis
    H Sasaki
    Department of Surgery II, Nagoya City University Medical School, Nagoya, Japan
    Surg Today 31:1036-7. 2001
    ..These findings suggest that antigravin antibody activities could be a useful prognostic factor and that the gravin antibody of MG may have a function which prevents the protein A-kinase binding pathway...
  54. ncbi Distinct expression of RANTES and GM-CSF by lipopolysaccharide in human nasal fibroblasts but not in other airway fibroblasts
    M Nonaka
    Department of Otorhinolaryngology, Nippon Medical School, Tokyo, Japan
    Int Arch Allergy Immunol 119:314-21. 1999
    ..These findings suggest that nasal fibroblasts may play an important role in the recruitment and activation of eosinophils into nasal polyps through the release of RANTES and GM-CSF...
  55. ncbi Organ perfusion combined with platelet aggregation inhibitor reduce IgM deposition and hyperacute xenorejection in a guinea pig-to-rat lung transplantation model
    M Nonaka
    First Department of Surgery, Showa University School of Medicine, Tokyo, Japan
    Transplant Proc 34:2749-51. 2002
  56. ncbi Induction of eotaxin production by interleukin-4, interleukin-13 and lipopolysaccharide by nasal fibroblasts
    M Nonaka
    Department of Otorhinolaryngology, Nippon Medical School, Tokyo, Japan
    Clin Exp Allergy 34:804-11. 2004
    ....
  57. ncbi Conservation of the modular structure of complement factor I through vertebrate evolution
    Tokio Terado
    Department of Experimental Radiology, Shiga University of Medical Science, Otsu, Shiga 520-2192, Japan
    Dev Comp Immunol 26:403-13. 2002
    ....
  58. ncbi Ancestral organization of the MHC revealed in the amphibian Xenopus
    Yuko Ohta
    Department of Microbiology and Immunology, University of Maryland, 655 West Baltimore Street, BRB13 009, Baltimore, MD 21201, USA
    J Immunol 176:3674-85. 2006
    ..Thus, the amphibian MHC is the most evolutionary conserved MHC so far analyzed...
  59. ncbi Molecular cloning of C4 gene and identification of the class III complement region in the shark MHC
    Tokio Terado
    Department of Experimental Radiology, Shiga University of Medical Science, Ohtsu-shi, Shiga, Japan
    J Immunol 171:2461-6. 2003
    ....
  60. ncbi Two highly divergent ancient allelic lineages of the transporter associated with antigen processing (TAP) gene in Xenopus: further evidence for co-evolution among MHC class I region genes
    Yuko Ohta
    Department of Microbiology and Immunology, University of Maryland, School of Medicine, Baltimore, USA
    Eur J Immunol 33:3017-27. 2003
    ..Furthermore, like the LMP7 lineages, the TAP lineages were detected in most Xenopus species that diverged from a common ancestor 80-100 MYA, suggesting that the 'class I region' biallelic lineages are under balancing selection...
  61. ncbi The draft genome of Ciona intestinalis: insights into chordate and vertebrate origins
    Paramvir Dehal
    U.S. Department of Energy Joint Genome Institute, 2800 Mitchell Drive, Walnut Creek, CA 94598, USA
    Science 298:2157-67. 2002
    ..The ascidian genome has also acquired a number of lineage-specific innovations, including a group of genes engaged in cellulose metabolism that are related to those in bacteria and fungi...
  62. ncbi The amphioxus genome illuminates vertebrate origins and cephalochordate biology
    Linda Z Holland
    Marine Biology Research Division, Scripps Institution of Oceanography, La Jolla, California 92093 0202, USA
    Genome Res 18:1100-11. 2008
    ..Our results indicate that the amphioxus genome is elemental to an understanding of the biology and evolution of nonchordate deuterostomes, invertebrate chordates, and vertebrates...
  63. ncbi A three-step proteolytic cascade mediates the activation of the peptidoglycan-induced toll pathway in an insect
    Chan Hee Kim
    National Research Laboratory of Defense Proteins, College of Pharmacy, Pusan National University, Busan 609 735, Korea
    J Biol Chem 283:7599-607. 2008
    ..These results demonstrate that the three-step proteolytic cascade linking the PG recognition complex and SpƤtzle processing is essential for the PG-dependent Toll signaling pathway...
  64. ncbi Gene expression profile during the life cycle of the urochordate Ciona intestinalis
    Kaoru Azumi
    Division of Innovative Research, Creative Research Initiative Sousei, Hokkaido University, N21W10 Kita ku, Sapporo 001 0021, Japan
    Dev Biol 308:572-82. 2007
    ..This large-scale oligo-DNA microarray for C. intestinalis should facilitate the understanding of global gene expression and gene networks during the development and aging of a basal chordate...
  65. ncbi Hemocytes of Ciona intestinalis express multiple genes involved in innate immune host defense
    Kazuhito Shida
    Center for Interdisciplinary Research, Tohoku University, Sendai, Japan
    Biochem Biophys Res Commun 302:207-18. 2003
    ..As expected, elements of acquired immunity were not detected. Thus, Ciona hemocytes appear to express a number of host defense-related genes involved in innate immune mechanisms...
  66. ncbi Identification of transcripts expressed preferentially in hemocytes of Ciona intestinalis that can be used as molecular markers
    Takeshi Wakoh
    Institute of Development, Aging, and Cancer, Tohoku University, Seiryo-machi, 4-1, Aoba-ku, Sendai 980-8575, Japan
    DNA Res 11:345-52. 2004
    ..We propose that vWA-like and C6-like can be used as molecular markers for Ciona hemocytes...
  67. ncbi Current status of medaka genetics and genomics. The Medaka Genome Initiative (MGI)
    Manfred Schartl
    Biocenter, University of Wuerzburg, Am Hubland, D-97074 Wuerzburg, Germany
    Methods Cell Biol 77:173-99. 2004
  68. ncbi A short consensus repeat-containing complement regulatory protein of lamprey that participates in cleavage of lamprey complement 3
    Yuko Kimura
    Department of Immunology, Osaka Medical Center for Cancer and Cardiovascular Diseases, Osaka, Japan
    J Immunol 173:1118-28. 2004
    ..We named this protein Lacrep, the lamprey C regulatory protein. Lacrep is a member of SCR-containing C regulators, the first of its kind identified in the lowest vertebrates...
  69. ncbi The DNA sequence of medaka chromosome LG22
    Takashi Sasaki
    Department of Molecular Biology, Keio University School of Medicine, 35 Shinanomachi, Tokyo 160 8582, Japan
    Genomics 89:124-33. 2007
    ..These precise comparative genomics allowed us to identify the pieces of ancient chromosomes of the common vertebrate ancestor and estimate chromosomal evolution in the vertebrate lineage...