Tetsuo Kato

Summary

Affiliation: Tokyo Dental College
Country: Japan

Publications

  1. doi request reprint Inhibitory effect of galectin-3 on the cytokine-inducing activity of periodontopathic Aggregatibacter actinomycetemcomitans endotoxin in splenocytes derived from mice
    Tetsuo Kato
    Laboratory of Chemistry, Tokyo Dental College, Chiba, Japan
    FEMS Immunol Med Microbiol 57:40-5. 2009
  2. ncbi request reprint Salivary cystatins induce interleukin-6 expression via cell surface molecules in human gingival fibroblasts
    Tetsuo Kato
    Oral Health Science Center, Tokyo Dental College, 1 2 2 Masago, Mihama ku, Chiba 261 8502, Japan
    Mol Immunol 39:423-30. 2002
  3. ncbi request reprint Cystatin SA, a cysteine proteinase inhibitor, induces interferon-gamma expression in CD4-positive T cells
    Tetsuo Kato
    Oral Health Science Center, Department of Microbiology, Tokyo Dental College, 1 2 2 Masago, Mihama ku, Chiba 261 8502, Japan
    Biol Chem 385:419-22. 2004
  4. ncbi request reprint Changes of immunoresponse in BALB/c mice neonatally treated with periodontopathic bacterial endotoxin
    Tetsuo Kato
    Department of Microbiology, Tokyo Dental College, Chiba, Japan
    FEMS Immunol Med Microbiol 47:420-4. 2006
  5. ncbi request reprint Periodontopathic bacterial endotoxin-induced tumor necrosis factor alpha production was inhibited by exercise in mice
    Tetsuo Kato
    Department of Microbiology, Oral Health Science Center, Tokyo Dental College, Chiba, Japan
    FEMS Immunol Med Microbiol 47:262-6. 2006
  6. ncbi request reprint Effect of eel galectin AJL-1 on periodontopathic bacterial biofilm formation and their lipopolysaccharide-mediated inflammatory cytokine induction
    Saori Takayama
    Department of Periodontology, Tokyo Dental College, 1 2 2 Masago, Mihama ku, Chiba, Japan
    Int J Antimicrob Agents 34:355-9. 2009
  7. ncbi request reprint In vitro adherence of periodontopathic bacteria to zirconia and titanium surfaces
    Masahiro Egawa
    Division of Oral Implants Research, Oral Health Science Center, Tokyo Dental College, Mihama ku, Chiba, Japan
    Dent Mater J 32:101-6. 2013
  8. ncbi request reprint Murine monoclonal antibody which can distinguish cystatins SA1 and SA2
    Taichi Ito
    Oral Health Science Center, Tokyo Dental College, 1 2 2 Masago, Mihama ku, Chiba 261 8502, Japan
    Mol Immunol 42:1259-63. 2005
  9. ncbi request reprint Relationship between antimicrobial protein levels in whole saliva and periodontitis
    Taichi Ito
    Department of Oral and Maxillo facial Implantology, Tokyo Dental College, Chiba, Japan
    J Periodontol 79:316-22. 2008
  10. doi request reprint Prevention of biofilm formation on titanium surfaces modified with conjugated molecules comprised of antimicrobial and titanium-binding peptides
    Masao Yoshinari
    Division of Oral Implants Research and HRC7, Oral Health Science Center, Tokyo Dental College, Mihama ku, Chiba, Japan
    Biofouling 26:103-10. 2010

Collaborators

Detail Information

Publications23

  1. doi request reprint Inhibitory effect of galectin-3 on the cytokine-inducing activity of periodontopathic Aggregatibacter actinomycetemcomitans endotoxin in splenocytes derived from mice
    Tetsuo Kato
    Laboratory of Chemistry, Tokyo Dental College, Chiba, Japan
    FEMS Immunol Med Microbiol 57:40-5. 2009
    ..02 for IL-6; P<0.05 for IFNgamma), but not in the splenocytes of the 7-month-old mice. This suggests that responses change with age...
  2. ncbi request reprint Salivary cystatins induce interleukin-6 expression via cell surface molecules in human gingival fibroblasts
    Tetsuo Kato
    Oral Health Science Center, Tokyo Dental College, 1 2 2 Masago, Mihama ku, Chiba 261 8502, Japan
    Mol Immunol 39:423-30. 2002
    ..These findings supply evidence that cystatins SA1 and SA2 adhere to human fibroblasts and that the event results in tyrosine phosphorylation and upregulation of the release of IL-6 mediated enhancement of NF-kappa B activity...
  3. ncbi request reprint Cystatin SA, a cysteine proteinase inhibitor, induces interferon-gamma expression in CD4-positive T cells
    Tetsuo Kato
    Oral Health Science Center, Department of Microbiology, Tokyo Dental College, 1 2 2 Masago, Mihama ku, Chiba 261 8502, Japan
    Biol Chem 385:419-22. 2004
    ..However, the amounts of IFNgamma were significantly increased after stimulation with the cystatins. Our results suggest that salivary family 2 cystatins are involved in immune responses through the cytokine network...
  4. ncbi request reprint Changes of immunoresponse in BALB/c mice neonatally treated with periodontopathic bacterial endotoxin
    Tetsuo Kato
    Department of Microbiology, Tokyo Dental College, Chiba, Japan
    FEMS Immunol Med Microbiol 47:420-4. 2006
    ..actinomycetemcomitans- or E. coli lipopolysaccharide and control mice. These data suggest that neonatal exposure to P. gingivalis lipopolysaccharide induces changes in immunological responses when the mice reach maturity...
  5. ncbi request reprint Periodontopathic bacterial endotoxin-induced tumor necrosis factor alpha production was inhibited by exercise in mice
    Tetsuo Kato
    Department of Microbiology, Oral Health Science Center, Tokyo Dental College, Chiba, Japan
    FEMS Immunol Med Microbiol 47:262-6. 2006
    ..Exercise inhibited lipopolysaccharide-induced tumor necrosis factor alpha production, suggesting it has a defensive action against endotoxin shock...
  6. ncbi request reprint Effect of eel galectin AJL-1 on periodontopathic bacterial biofilm formation and their lipopolysaccharide-mediated inflammatory cytokine induction
    Saori Takayama
    Department of Periodontology, Tokyo Dental College, 1 2 2 Masago, Mihama ku, Chiba, Japan
    Int J Antimicrob Agents 34:355-9. 2009
    ..actinomycetemcomitans as well as of inflammatory cytokine induction in HUVECs by LPS. These finding indicate that AJL-1 may be of therapeutic value in A. actinomycetemcomitans-associated periodontal diseases...
  7. ncbi request reprint In vitro adherence of periodontopathic bacteria to zirconia and titanium surfaces
    Masahiro Egawa
    Division of Oral Implants Research, Oral Health Science Center, Tokyo Dental College, Mihama ku, Chiba, Japan
    Dent Mater J 32:101-6. 2013
    ..The adherence of the periodontopathic bacteria on TZP was similar to that on Ti. These results suggest that a strategy is required for inhibition of the bacterial adherence to TZP...
  8. ncbi request reprint Murine monoclonal antibody which can distinguish cystatins SA1 and SA2
    Taichi Ito
    Oral Health Science Center, Tokyo Dental College, 1 2 2 Masago, Mihama ku, Chiba 261 8502, Japan
    Mol Immunol 42:1259-63. 2005
    ..In conclusion, we have succeeded in producing two antibodies that discriminate the structural differences between salivary cystatins S and SN, which share more than 90% identity in amino acid sequence with cystatin SA...
  9. ncbi request reprint Relationship between antimicrobial protein levels in whole saliva and periodontitis
    Taichi Ito
    Department of Oral and Maxillo facial Implantology, Tokyo Dental College, Chiba, Japan
    J Periodontol 79:316-22. 2008
    ..The purpose of this study was to determine and compare the amounts of two types of antibacterial protein, cystatin and lysozyme, in saliva between healthy persons and subjects with periodontitis...
  10. doi request reprint Prevention of biofilm formation on titanium surfaces modified with conjugated molecules comprised of antimicrobial and titanium-binding peptides
    Masao Yoshinari
    Division of Oral Implants Research and HRC7, Oral Health Science Center, Tokyo Dental College, Mihama ku, Chiba, Japan
    Biofouling 26:103-10. 2010
    ..These results indicate that surface modification with conjugated molecules consisting of antimicrobial and Ti-binding peptides is a promising method for reduction of biofilm formation on Ti surfaces...
  11. ncbi request reprint Investigation of subgingival profile of periodontopathic bacteria using polymerase chain reaction
    Akiyo Komiya Ito
    Department of Periodontology, Tokyo Dental College, Chiba, Japan
    Bull Tokyo Dent Coll 51:139-44. 2010
    ..These results suggest that the red complex pathogens and C. rectus play an important role in the initiation and progression of periodontitis...
  12. doi request reprint Antimicrobial activity of super-oxidised water against oral microorganisms
    Kiyotaka Yamada
    Department of Clinical Oral Health Science, Tokyo Dental College, Tokyo, Japan
    Arch Oral Biol 55:397-400. 2010
    ....
  13. doi request reprint Nicotine involved in periodontal disease through influence on cytokine levels
    Asako Makino
    Department of Periodontology, Tokyo Dental College, Chiba, Japan
    FEMS Immunol Med Microbiol 52:282-6. 2008
    ..Significantly higher levels of IFN-gamma were seen in the 200 microg nicotine-treated mice at 2 h after administration of lipopolysaccharide (P<0.05). The results showed that cytokine levels were influenced by nicotine in mice...
  14. ncbi request reprint Treponema denticola induces interleukin-8 and macrophage chemoattractant protein 1 production in human umbilical vein epithelial cells
    Tomoko Okuda
    Department of Periodontology, Tokyo Dental College, 1 2 2 Masago, Mihama ku, Chiba 261 8502, Japan
    Microbes Infect 9:907-13. 2007
    ..The association of T. denticola infection to atherosclerosis was also discussed based on the present study...
  15. ncbi request reprint Congo red-binding protein in rough-phenotype Aggregatibacter actinomycetemcomitans is amyloid-like fiber
    Ryuta Kimizuka
    Department of Microbiology, Tokyo Dental College, Mihama ku, Chiba, Japan
    Bull Tokyo Dent Coll 50:23-9. 2009
    ..These findings indicate that the CR-binding component of rough-phenotype A. actinomycetemcomitans is an amyloid-like fiber...
  16. ncbi request reprint Periodontal conditions in patients requesting dental implant treatment
    Taichi Ito
    Department of Oral and Maxillo facial Implantology, Tokyo Dental College, Mihama ku, Chiba, Japan
    Bull Tokyo Dent Coll 52:53-7. 2011
    ..Prevalence rates at sites with severe periodontal breakdown (PPD, CAL≥7mm) were 2-5%. These results further emphasize the importance of thorough periodontal assessment in patients prior to dental implant treatment...
  17. ncbi request reprint Involvement of periodontopathic anaerobes in aspiration pneumonia
    Katsuji Okuda
    Department of Microbiology, Oral Health Science Center, Tokyo Dental College, Chiba, Japan
    J Periodontol 76:2154-60. 2005
    ..We also found that the POHC treatment of elderly persons for 6 months in the winter season reduced the salivary levels of protease, trypsin-like activity, and neuraminidase and also decreased the frequency of influenza cases...
  18. ncbi request reprint Mixed infections with Porphyromonas gingivalis and Treponema denticola cause excessive inflammatory responses in a mouse pneumonia model compared with monoinfections
    Ryuta Kimizuka
    Department of Microbiology, Tokyo Dental College, 1 2 2 Masago, Mihama ku, Chiba City, Chiba 261 8502, Japan
    Microbes Infect 5:1357-62. 2003
    ..gingivalis monoinfection (P < 0.001). The present study demonstrates that a mixed infection of P. gingivalis with T. denticola in mouse causes a marked bronchopneumonia and lung abscess in the mouse model...
  19. ncbi request reprint Inhibitory effect of cranberry polyphenol on cariogenic bacteria
    Ayumi Yamanaka-Okada
    Department of Microbiology, Tokyo Dental College, Chiba, Japan
    Bull Tokyo Dent Coll 49:107-12. 2008
    ..mutans JC2 was significantly inhibited (p<0.05). Addition of 500 microg/ml cranberry polyphenol fraction to medium inhibited growth of S. mutans MT8148R compared with the control (p<0.05)...
  20. ncbi request reprint Susceptibility of Actinobacillus actinomycetemcomitans to six antibiotics decreases as biofilm matures
    Naoko Takahashi
    Department of Microbiology, Tokyo Dental College, 1 2 2 Masago, Mihama ku, Chiba 261 8502, Japan
    J Antimicrob Chemother 59:59-65. 2007
    ..The purpose of this study was to determine the antibiotic susceptibility of A. actinomycetemcomitans biofilm during different phases of maturation...
  21. ncbi request reprint Bactericidal effects of 2.94 µm and 1.67 µm laser
    Nobuyuki Kukidome
    Division of General Dentistry, Tokyo Dental College Chiba Hospital, Chiba, Japan
    Bull Tokyo Dent Coll 51:185-92. 2010
    ..In conclusion, laser irradiation at a wavelength of 1.67 µm for 30 sec showed a bactericidal effect on S. mutans, suggesting that this wavelength is more useful than 2.94 µm due to greater tissue penetration...
  22. ncbi request reprint Adsorption behavior of antimicrobial peptide histatin 5 on PMMA
    Masao Yoshinari
    Department of Dental Materials Science and Oral Health Science Center, Tokyo Dental College, 1 2 2 Masago, Chiba 261 8502, Japan
    J Biomed Mater Res B Appl Biomater 77:47-54. 2006
    ..albicans initially attached. On the contrary, the amount of C. albicans colonization on histatin-adsorbed PMMA was significantly less than the control...
  23. ncbi request reprint Detection of Campylobacter rectus in periodontitis sites by monoclonal antibodies
    Hideaki Ihara
    Department of Periodontics, Tokyo Dental College, Chiba, Japan
    J Periodontal Res 38:64-72. 2003
    ..001), bleeding on probing (P < 0.001), and gingival index (P < 0.001). These findings indicate that infection by C. rectus may be an important indicator of periodontal disease status...