Mitsuo Sakamoto

Summary

Affiliation: RIKEN Brain Science Institute
Country: Japan

Publications

  1. ncbi request reprint Application of terminal RFLP analysis to characterize oral bacterial flora in saliva of healthy subjects and patients with periodontitis
    Mitsuo Sakamoto
    Japan Collection of Microorganisms, RIKEN, Wako, Saitama 351 0198 Japan
    J Med Microbiol 52:79-89. 2003
  2. ncbi request reprint Detection of novel oral phylotypes associated with periodontitis
    Mitsuo Sakamoto
    Japan Collection of Microorganisms, RIKEN, Wako, 351 0198, Saitama, Japan
    FEMS Microbiol Lett 217:65-9. 2002
  3. ncbi request reprint Comparison of the oral bacterial flora in saliva from a healthy subject and two periodontitis patients by sequence analysis of 16S rDNA libraries
    M Sakamoto
    Japan Collection of Microorganisms, RIKEN The Institute of Physical and Chemical Research, Wako, Saitama
    Microbiol Immunol 44:643-52. 2000
  4. ncbi request reprint Terminal restriction fragment length polymorphism analysis for human fecal microbiota and its application for analysis of complex bifidobacterial communities
    Mitsuo Sakamoto
    Japan Collection of Microorganisms, RIKEN, Wako, Saitama 351 0198, Japan
    Microbiol Immunol 47:133-42. 2003
  5. ncbi request reprint Reclassification of Bacteroides forsythus (Tanner et al. 1986) as Tannerella forsythensis corrig., gen. nov., comb. nov
    Mitsuo Sakamoto
    Japan Collection of Microorganisms, RIKEN, Wako, Saitama
    Int J Syst Evol Microbiol 52:841-9. 2002
  6. ncbi request reprint Prevotella copri sp. nov. and Prevotella stercorea sp. nov., isolated from human faeces
    Hidenori Hayashi
    Microbe Division Japan Collection of Microorganisms, RIKEN BioResource Center, 2 1 Hirosawa, Wako, Saitama 351 0198, Japan
    Int J Syst Evol Microbiol 57:941-6. 2007
  7. ncbi request reprint Bacteroides coprophilus sp. nov., isolated from human faeces
    Hidenori Hayashi
    Microbe Division Japan Collection of Microorganisms, RIKEN BioResource Center, 2 1 Hirosawa, Wako, Saitama 351 0198, Japan
    Int J Syst Evol Microbiol 57:1323-6. 2007
  8. ncbi request reprint Bacteroides dorei sp. nov., isolated from human faeces
    Mohammad Abdul Bakir
    Microbe Division Japan Collection of Microorganisms, RIKEN BioResource Center, Wako, Saitama 351 0198, Japan
    Int J Syst Evol Microbiol 56:1639-43. 2006
  9. ncbi request reprint Prevotella multisaccharivorax sp. nov., isolated from human subgingival plaque
    Mitsuo Sakamoto
    Microbe Division Japan Collection of Microorganisms, RIKEN BioResource Center, Wako, Saitama 351 0198, Japan
    Int J Syst Evol Microbiol 55:1839-43. 2005
  10. ncbi request reprint Barnesiella viscericola gen. nov., sp. nov., a novel member of the family Porphyromonadaceae isolated from chicken caecum
    Mitsuo Sakamoto
    Microbe Division, Japan Collection of Microorganisms, RIKEN BioResource Center, Wako, Saitama 351 0198, Japan
    Int J Syst Evol Microbiol 57:342-6. 2007

Collaborators

Detail Information

Publications77

  1. ncbi request reprint Application of terminal RFLP analysis to characterize oral bacterial flora in saliva of healthy subjects and patients with periodontitis
    Mitsuo Sakamoto
    Japan Collection of Microorganisms, RIKEN, Wako, Saitama 351 0198 Japan
    J Med Microbiol 52:79-89. 2003
    ..Our study indicates that T-RFLP analysis is useful for the assessment of diversity of oral bacterial flora and rapid comparison of the community structure between subjects with and without periodontitis...
  2. ncbi request reprint Detection of novel oral phylotypes associated with periodontitis
    Mitsuo Sakamoto
    Japan Collection of Microorganisms, RIKEN, Wako, 351 0198, Saitama, Japan
    FEMS Microbiol Lett 217:65-9. 2002
    ..01), but the difference was not statistically significant in the presence of other phylotypes. These data suggest that phylotype AP24 may play an important role in periodontal disease...
  3. ncbi request reprint Comparison of the oral bacterial flora in saliva from a healthy subject and two periodontitis patients by sequence analysis of 16S rDNA libraries
    M Sakamoto
    Japan Collection of Microorganisms, RIKEN The Institute of Physical and Chemical Research, Wako, Saitama
    Microbiol Immunol 44:643-52. 2000
    ..This study reveals some potential for a molecular-biological technique to analyze the oral microflora associated with periodontal disease, including previously uncharacterized and uncultured microorganisms, without cultivation...
  4. ncbi request reprint Terminal restriction fragment length polymorphism analysis for human fecal microbiota and its application for analysis of complex bifidobacterial communities
    Mitsuo Sakamoto
    Japan Collection of Microorganisms, RIKEN, Wako, Saitama 351 0198, Japan
    Microbiol Immunol 47:133-42. 2003
    ....
  5. ncbi request reprint Reclassification of Bacteroides forsythus (Tanner et al. 1986) as Tannerella forsythensis corrig., gen. nov., comb. nov
    Mitsuo Sakamoto
    Japan Collection of Microorganisms, RIKEN, Wako, Saitama
    Int J Syst Evol Microbiol 52:841-9. 2002
    ..gen. nov., comb. nov. The type strain of Tannerella forsythensis is JCM 10827T (= ATCC 43037T)...
  6. ncbi request reprint Prevotella copri sp. nov. and Prevotella stercorea sp. nov., isolated from human faeces
    Hidenori Hayashi
    Microbe Division Japan Collection of Microorganisms, RIKEN BioResource Center, 2 1 Hirosawa, Wako, Saitama 351 0198, Japan
    Int J Syst Evol Microbiol 57:941-6. 2007
    ..The DNA G+C contents of strains CB7(T) and CB35(T) were 45.3 and 48.2 mol%, respectively. The type strains of P. copri and P. stercorea are CB7(T) (=JCM 13464(T)=DSM 18205(T)) and CB35(T) (=JCM 13469(T)=DSM 18206(T)), respectively...
  7. ncbi request reprint Bacteroides coprophilus sp. nov., isolated from human faeces
    Hidenori Hayashi
    Microbe Division Japan Collection of Microorganisms, RIKEN BioResource Center, 2 1 Hirosawa, Wako, Saitama 351 0198, Japan
    Int J Syst Evol Microbiol 57:1323-6. 2007
    ..On the basis of the data presented, a novel Bacteroides species, Bacteroides coprophilus sp. nov., is proposed, with CB42(T) (=JCM 13818(T)=DSM 18228(T)) as the type strain...
  8. ncbi request reprint Bacteroides dorei sp. nov., isolated from human faeces
    Mohammad Abdul Bakir
    Microbe Division Japan Collection of Microorganisms, RIKEN BioResource Center, Wako, Saitama 351 0198, Japan
    Int J Syst Evol Microbiol 56:1639-43. 2006
    ..nov. The type strain is JCM 13471(T) (=DSM 17855(T))...
  9. ncbi request reprint Prevotella multisaccharivorax sp. nov., isolated from human subgingival plaque
    Mitsuo Sakamoto
    Microbe Division Japan Collection of Microorganisms, RIKEN BioResource Center, Wako, Saitama 351 0198, Japan
    Int J Syst Evol Microbiol 55:1839-43. 2005
    ..On the basis of these data, a novel Prevotella species, Prevotella multisaccharivorax sp. nov., is proposed, with PPPA20(T) (=JCM 12954(T)=DSM 17128(T)) as the type strain...
  10. ncbi request reprint Barnesiella viscericola gen. nov., sp. nov., a novel member of the family Porphyromonadaceae isolated from chicken caecum
    Mitsuo Sakamoto
    Microbe Division, Japan Collection of Microorganisms, RIKEN BioResource Center, Wako, Saitama 351 0198, Japan
    Int J Syst Evol Microbiol 57:342-6. 2007
    ..nov., sp. nov. is proposed. The type strain of Barnesiella viscericola is C46T (=JCM 13660T=DSM 18177T)...
  11. ncbi request reprint Parabacteroides johnsonii sp. nov., isolated from human faeces
    Mitsuo Sakamoto
    Microbe Division Japan Collection of Microorganisms, RIKEN BioResource Center, Wako, Saitama 351 0198, Japan
    Int J Syst Evol Microbiol 57:293-6. 2007
    ..6 mol%. On the basis of these data, strain M-165T represents a novel species of the genus Parabacteroides, for which the name Parabacteroides johnsonii sp. nov. is proposed. The type strain is M-165T (=JCM 13406T=DSM 18315T)...
  12. ncbi request reprint Prevotella multiformis sp. nov., isolated from human subgingival plaque
    Mitsuo Sakamoto
    Microbe Division Japan Collection of Microorganisms, RIKEN BioResource Center, Wako, Saitama 351 0198, Japan
    Int J Syst Evol Microbiol 55:815-9. 2005
    ..denticola JCM 8528. On the basis of these data, a novel Prevotella species, Prevotella multiformis sp. nov., is proposed, with PPPA21(T) (=JCM 12541(T)=DSM 16608(T)) as the type strain...
  13. ncbi request reprint Characterization of the genus Bifidobacterium by automated ribotyping and 16S rRNA gene sequences
    Shinji Sakata
    Microbe Division Japan Collection of Microorganisms, RIKEN BioResource Center, Wako, Saitama 351 0198, Japan
    Microbiol Immunol 50:1-10. 2006
    ....
  14. ncbi request reprint Bacteroides plebeius sp. nov. and Bacteroides coprocola sp. nov., isolated from human faeces
    Maki Kitahara
    Microbe Division Japan Collection of Microorganisms, RIKEN BioResource Center, Wako, Saitama 351 0198, Japan
    Int J Syst Evol Microbiol 55:2143-7. 2005
    ..are proposed, each representing one of the two strain clusters. The DNA G+C content of the type strains were 43.9 mol% for B. plebeius (M12(T)=JCM 12973(T)=DSM 17135(T)) and 42.4 mol% for B. coprocola (M16(T)=JCM 12979(T)=DSM 17136(T))...
  15. doi request reprint Bacteroides stercorirosoris sp. nov. and Bacteroides faecichinchillae sp. nov., isolated from chinchilla (Chinchilla lanigera) faeces
    Maki Kitahara
    Microbe Division Japan Collection of Microorganisms, RIKEN BioResource Center, Wako, Saitama 351 0198, Japan
    Int J Syst Evol Microbiol 62:1145-50. 2012
    ..faecichinchillae are ST161(T) ( = JCM 17103(T) = CCUG 60872(T)) and ST37(T) ( = JCM 17102(T) = CCUG 60873(T)), respectively. The DNA G+C contents of strains ST161(T) and ST37(T) were 45.7 and 41.0 mol%, respectively...
  16. ncbi request reprint Bacteroides finegoldii sp. nov., isolated from human faeces
    Mohammad Abdul Bakir
    Microbe Division Japan Collection of Microorganisms, RIKEN BioResource Center, Wako, Saitama 351 0198, Japan
    Int J Syst Evol Microbiol 56:931-5. 2006
    ..On the basis of these data, a novel species of the genus Bacteroides, Bacteroides finegoldii sp. nov., is proposed, comprising the designated type strain 199T (=JCM 13345T=DSM 17565T) and strain 176 (=JCM 13346)...
  17. ncbi request reprint Reclassification of Bacteroides distasonis, Bacteroides goldsteinii and Bacteroides merdae as Parabacteroides distasonis gen. nov., comb. nov., Parabacteroides goldsteinii comb. nov. and Parabacteroides merdae comb. nov
    Mitsuo Sakamoto
    Microbe Division Japan Collection of Microorganisms, RIKEN BioResource Center, Wako, Saitama 351 0198, Japan
    Int J Syst Evol Microbiol 56:1599-605. 2006
    ..nov. The type strains of P. distasonis, P. goldsteinii and P. merdae are JCM 5825(T) (=CCUG 4941(T)=DSM 20701(T)=ATCC 8503(T)), JCM 13446(T) (=CCUG 48944(T)) and JCM 9497(T) (=CCUG 38734(T)=ATCC 43184(T)), respectively...
  18. ncbi request reprint Changes in oral microbial profiles after periodontal treatment as determined by molecular analysis of 16S rRNA genes
    Mitsuo Sakamoto
    Japan Collection of Microorganisms, RIKEN, Wako, Saitama 351 0198, Japan
    J Med Microbiol 53:563-71. 2004
    ..Our results indicate that T-RFLP analysis is useful for evaluation of the effects of medical treatment of periodontitis...
  19. doi request reprint Butyricimonas synergistica gen. nov., sp. nov. and Butyricimonas virosa sp. nov., butyric acid-producing bacteria in the family 'Porphyromonadaceae' isolated from rat faeces
    Mitsuo Sakamoto
    Microbe Division Japan Collection of Microorganisms, RIKEN BioResource Center, Wako, Saitama 351 0198, Japan
    Int J Syst Evol Microbiol 59:1748-53. 2009
    ..nov., sp. nov. and Butyricimonas virosa sp. nov., respectively, are proposed. The type strains of B. synergistica and B. virosa are MT01(T) (=JCM 15148(T) =CCUG 56610(T)) and MT12(T) (=JCM 15149(T)=CCUG 56611(T)), respectively...
  20. ncbi request reprint Prevotella shahii sp. nov. and Prevotella salivae sp. nov., isolated from the human oral cavity
    Mitsuo Sakamoto
    Japan Collection of Microorganisms, RIKEN, Wako, Saitama 351 0198, Japan
    Int J Syst Evol Microbiol 54:877-83. 2004
    ..nov. and Prevotella salivae sp. nov. The type strains of P. shahii and P. salivae are EHS11(T) (=JCM 12083(T)=DSM 15611(T)) and EPSA11(T) (=JCM 12084(T)=DSM 15606(T)), respectively...
  21. ncbi request reprint Evaluation of three different forward primers by terminal restriction fragment length polymorphism analysis for determination of fecal bifidobacterium spp. in healthy subjects
    Hidenori Hayashi
    Japan Collection of Microorganisms, RIKEN, Saitama, Japan
    Microbiol Immunol 48:1-6. 2004
    ..This probably reflects a low prevalence of Bifidobacterium spp. in these two samples. Our study emphasizes the importance of selecting a suitable forward primer for detection of Bifidobacterium spp...
  22. ncbi request reprint Molecular analysis of fecal microbiota in elderly individuals using 16S rDNA library and T-RFLP
    Hidenori Hayashi
    Japan Collection of Microorganisms, RIKEN, Wako, Saitama 351 0198, Japan
    Microbiol Immunol 47:557-70. 2003
    ..quot;Gammaproteobacteria" were detected at high frequency...
  23. doi request reprint Bacteroides chinchillae sp. nov. and Bacteroides rodentium sp. nov., isolated from chinchilla (Chinchilla lanigera) faeces
    Maki Kitahara
    Japan Collection of Microorganisms, RIKEN BioResource Center, Wako, Saitama, Japan
    Int J Syst Evol Microbiol 61:877-81. 2011
    ..nov. (type strain ST170(T)  = JCM 16497(T)  = CCUG 59335(T)) and Bacteroides rodentium sp. nov. (type strain ST28(T)  = JCM 16496(T)  = CCUG 59334(T)), are proposed...
  24. ncbi request reprint Phylogenetic analysis of the human gut microbiota using 16S rDNA clone libraries and strictly anaerobic culture-based methods
    Hidenori Hayashi
    Japan Collection of Microorganisms, RIKEN, Wako, Saitama
    Microbiol Immunol 46:535-48. 2002
    ..Moreover, several previously uncharacterized and uncultured microorganisms were recognized in clone libraries and colonies. Our results also showed marked individual differences in the composition of intestinal microbiota...
  25. ncbi request reprint Comparison among fecal secondary bile acid levels, fecal microbiota and Clostridium scindens cell numbers in Japanese
    Maki Kitahara
    Japan Collection of Microorganisms, RIKEN, Wako, Saitama
    Microbiol Immunol 48:367-75. 2004
    ..These results suggest that intestinal microbiota have a stronger effect on DCA level than does the number of C. scindens cells...
  26. ncbi request reprint Bacteroides intestinalis sp. nov., isolated from human faeces
    Mohammad Abdul Bakir
    Microbe Division Japan Collection of Microorganisms, RIKEN BioResource Center, Wako, Saitama 351 0198, Japan
    Int J Syst Evol Microbiol 56:151-4. 2006
    ..On the basis of these data, a novel Bacteroides species, Bacteroides intestinalis sp. nov., is proposed with strain 341T (= JCM 13265T = DSM 17393T) as the type strain...
  27. ncbi request reprint Molecular analysis of jejunal, ileal, caecal and recto-sigmoidal human colonic microbiota using 16S rRNA gene libraries and terminal restriction fragment length polymorphism
    Hidenori Hayashi
    Microbe Division Japan Collection of Microorganisms, RIKEN BioResource Center, Saitama 351 0198, Japan
    J Med Microbiol 54:1093-101. 2005
    ..The results showed marked individual differences in the composition of microbiota in each region...
  28. ncbi request reprint Culture-independent analysis of fecal microbiota in infants, with special reference to Bifidobacterium species
    Shinji Sakata
    Microbe Division Japan Collection of Microorganisms, RIKEN BioResource Center, Wako, Saitama 351 0198, Japan
    FEMS Microbiol Lett 243:417-23. 2005
    ..longum longum type in cluster II, especially subcluster IIa and IIc were characterized by T-RFLP method. Our results showed that the colonization of Bifidobacterium spp. in infant feces correlated with the T-RFLP clusters...
  29. pmc Diversity of spirochetes in endodontic infections
    Mitsuo Sakamoto
    Microbe Division Japan Collection of Microorganisms, RIKEN BioResource Center, Wako, Saitama, Japan
    J Clin Microbiol 47:1352-7. 2009
    ..Although several as-yet-uncultivated Treponema phylotypes were disclosed, including novel taxa, cultivable named species were more abundant and frequently detected...
  30. doi request reprint Identification and classification of the genus Bacteroides by multilocus sequence analysis
    Mitsuo Sakamoto
    Microbe Division Japan Collection of Microorganisms, RIKEN BioResource Center, Wako, Saitama, Japan
    Microbiology 157:3388-97. 2011
    ..This study demonstrates that MLSA of housekeeping genes is a valuable alternative technique for the identification and classification of species of the genus Bacteroides...
  31. ncbi request reprint Direct cloning of genes encoding novel xylanases from the human gut
    Hidenori Hayashi
    Microbe Division Japan Collection of Microorganisms, RIKEN BioResource Center, Wako, Saitama
    Can J Microbiol 51:251-9. 2005
    ..In addition, 2 ORFs (ORF1 and ORF2) were identified upstream of xyn10A. These results suggested that many unidentified xylanolytic bacteria exist in the human gut and may contribute to the breakdown of xylan which contains dietary fiber...
  32. ncbi request reprint Diversity of the Clostridium coccoides group in human fecal microbiota as determined by 16S rRNA gene library
    Hidenori Hayashi
    Microbe Division Japan Collection of Microorganisms, RIKEN BioResource Center, Saitama, Japan
    FEMS Microbiol Lett 257:202-7. 2006
    ..Interindividual differences in the composition of OTU belonging to the C. coccoides group were also observed in fecal microbiota...
  33. doi request reprint Prevotella aurantiaca sp. nov., isolated from the human oral cavity
    Mitsuo Sakamoto
    Microbe Division Japan Collection of Microorganisms, RIKEN BioResource Center, Wako, Saitama 351 0198, Japan
    Int J Syst Evol Microbiol 60:500-3. 2010
    ..intermedia, P. pallens, P. falsenii or P. nigrescens. Based on these data, a novel species of the genus Prevotella, Prevotella aurantiaca sp. nov., is proposed, with OMA31(T) (=JCM 15754(T)=CCUG 57723(T)) as the type strain...
  34. ncbi request reprint Fecal microbial diversity in a strict vegetarian as determined by molecular analysis and cultivation
    Hidenori Hayashi
    Japan Collection of Microorganisms, RIKEN, Wako, Saitama 351 0198, Japan
    Microbiol Immunol 46:819-31. 2002
    ..The dominant feature of this strictly vegetarian gut microbiota was the detection of many Clostridium rRNA subcluster XIVa and C. ramosum (Clostridium rRNA cluster XVIII)...
  35. doi request reprint Lactobacillus similis sp. nov., isolated from fermented cane molasses
    Maki Kitahara
    Microbe Division Japan Collection of Microorganisms, RIKEN BioResource Center, Wako, Saitama 351 0198, Japan
    Int J Syst Evol Microbiol 60:187-90. 2010
    ..nov. is proposed. The type strain is JCM 2765(T) (=LMG 23904(T))...
  36. ncbi request reprint Unification of Bifidobacterium infantis and Bifidobacterium suis as Bifidobacterium longum
    Shinji Sakata
    Japan Collection of Microorganisms, RIKEN, Wako, Saitama 351 0198, Japan
    Int J Syst Evol Microbiol 52:1945-51. 2002
    ..It is concluded that B. infantis and B. suis should be unified as B. longum, the latter species being divided into three biotypes, the infantis type, the longum type and the suis type, by molecular methods...
  37. doi request reprint Parabacteroides gordonii sp. nov., isolated from human blood cultures
    Mitsuo Sakamoto
    RIKEN BioResource Center, Wako, Saitama 351 0198, Japan
    Int J Syst Evol Microbiol 59:2843-7. 2009
    ..The major menaquinone of the isolates was MK-10. Based on these data, we propose a novel Parabacteroides species, Parabacteroides gordonii sp. nov. The type strain is MS-1(T) (=JCM 15724(T) =CCUG 57478(T))...
  38. doi request reprint Prevotella falsenii sp. nov., a Prevotella intermedia-like organism isolated from monkey dental plaque
    Mitsuo Sakamoto
    Microbe Division Japan Collection of Microorganisms, RIKEN BioResource Center, Wako, Saitama 351 0198, Japan
    Int J Syst Evol Microbiol 59:319-22. 2009
    ..nov. is proposed. The type strain is 04052(T) (=JCM 15124(T) =CCUG 56137(T))...
  39. doi request reprint Usefulness of the hsp60 gene for the identification and classification of Gram-negative anaerobic rods
    Mitsuo Sakamoto
    Microbe Division Japan Collection of Microorganisms, RIKEN BioResource Center, Wako, Saitama 351 0198, Japan
    J Med Microbiol 59:1293-302. 2010
    ..This study suggests that the hsp60 gene is a useful alternative phylogenetic marker for the identification and classification of a broad range of Gram-negative anaerobic rods...
  40. ncbi request reprint [Establishment of detection and quantification system of periodontopathic bacteria by molecular biology-technique and molecular analysis of human oral microbiota]
    Mitsuo Sakamoto
    RIKEN, 2 1 Hirosawa, Wako, Saitama 351 0198
    Nihon Saikingaku Zasshi 59:387-93. 2004
  41. doi request reprint Slackia equolifaciens sp. nov., a human intestinal bacterium capable of producing equol
    Jong Sik Jin
    Benno Laboratory, Center for Intellectual Property Strategies, RIKEN, 2 1 Hirosawa, Wako, Saitama 351 0198, Japan
    Int J Syst Evol Microbiol 60:1721-4. 2010
    ..nov. The major cellular fatty acids are C14:0, C18:1omega9c and C18:1omega9c DMA (dimethyl acetal). The DNA G+C content of the strain is 60.8 mol%. The type strain of S. equolifaciens sp. nov. is DZET (=JCM 16059T =CCUG 58231T)...
  42. doi request reprint Parabacteroides chinchillae sp. nov., isolated from chinchilla (Chincilla lanigera) faeces
    Maki Kitahara
    Japan Collection of Microorganisms, RIKEN BioResource Center, Koyadai, Tsukuba, Ibaraki 305 0074, Japan
    Int J Syst Evol Microbiol 63:3470-4. 2013
    ..Based on the phenotypic and phylogenetic characteristics, the novel species Parabacteroides chinchillae sp. nov. is proposed. The type strain of P. chinchillae sp. nov. is ST166(T) ( = JCM 17104(T) = CCUG 62154(T)). ..
  43. doi request reprint Reclassification of Xylanibacter oryzae Ueki et al. 2006 as Prevotella oryzae comb. nov., with an emended description of the genus Prevotella
    Mitsuo Sakamoto
    Microbe Division Japan Collection of Microorganisms, RIKEN BioResource Center, Wako, Saitama 351 0198, Japan
    Int J Syst Evol Microbiol 62:2637-42. 2012
    ..oryzae should be reclassified as Prevotella oryzae comb. nov.; the type strain is KB3(T) (=JCM 13648(T) =DSM 17970(T)). An emended description of the genus Prevotella is also provided...
  44. ncbi request reprint Molecular analysis of human oral microbiota
    Mitsuo Sakamoto
    Microbe Division Japan Collection of Microorganisms, RIKEN BioResource Center, Wako, Saitama, Japan
    J Periodontal Res 40:277-85. 2005
    ....
  45. ncbi request reprint Prevotella pleuritidis sp. nov., isolated from pleural fluid
    Mitsuo Sakamoto
    Microbe Division Japan Collection of Microorganisms, RIKEN BioResource Center, Wako, Saitama 351 0198, Japan
    Int J Syst Evol Microbiol 57:1725-8. 2007
    ..Based on these data, we propose a novel Prevotella species, Prevotella pleuritidis sp. nov., with the type strain GTC 3021(T) (=JCM 14110(T) =CCUG 54350(T)). The G+C content of the type strain is 45.4 mol%...
  46. doi request reprint Bacteroides sartorii is an earlier heterotypic synonym of Bacteroides chinchillae and has priority
    Mitsuo Sakamoto
    Microbe Division Japan Collection of Microorganisms, RIKEN BioResource Center, Wako, Saitama, Japan
    Int J Syst Evol Microbiol 62:1241-4. 2012
    ..chinchillae JCM 16498 are members of a single species. Based on these data, we propose Bacteroides chinchillae as a later heterotypic synonym of Bacteroides sartorii. An emended description of B. sartorii is provided...
  47. ncbi request reprint Clostridium glycyrrhizinilyticum sp. nov., a glycyrrhizin-hydrolysing bacterium isolated from human faeces
    Keita Sakuma
    Microbe Division Japan Collection of Microorganisms, RIKEN BioResource Center, Wako, Saitama, Japan
    Microbiol Immunol 50:481-5. 2006
    ..7 mol%. Based on the phylogenetic and phenotypic findings, we propose that strains ZM35T and ZM38 be assigned to a novel species named Clostridium glycyrrhizinilyticum. The type strain is ZM35T (=JCM 13368T=DSM 17593T)...
  48. ncbi request reprint Bacterial reduction and persistence after endodontic treatment procedures
    M Sakamoto
    Microbe Division Japan Collection of Microorganisms, RIKEN BioResource Center, Wako, Saitama, Japan
    Oral Microbiol Immunol 22:19-23. 2007
    ....
  49. ncbi request reprint Molecular analysis of bacteria in asymptomatic and symptomatic endodontic infections
    M Sakamoto
    Microbe Division Japan Collection of Microorganisms, RIKEN BioResource Center, Wako, Saitama, Japan
    Oral Microbiol Immunol 21:112-22. 2006
    ....
  50. ncbi request reprint Rapid identification and quantification of Collinsella aerofaciens using PCR
    A Kageyama
    Japan Collection of Microorganisms, The Institute of Physical and Chemical Research RIKEN, Wako Shi, Saitama, Japan
    FEMS Microbiol Lett 183:43-7. 2000
    ..The assay uses a double-stranded DNA dye to continuously monitor product formation and in a short time is able to quantify samples to 5 log units in concentration...
  51. ncbi request reprint Rapid detection and quantification of five periodontopathic bacteria by real-time PCR
    M Sakamoto
    Japan Collection of Microorganisms, RIKEN, Wako, Saitama
    Microbiol Immunol 45:39-44. 2001
    ..999). The application of the real-time PCR method should be useful in the rapid detection and quantification of periodontopathic bacteria in clinical samples...
  52. ncbi request reprint Detection of Treponema socranskii associated with human periodontitis by PCR
    M Sakamoto
    Japan Collection of Microorganisms, The Institute of Physical and Chemical Research RIKEN, Wako, Saitama
    Microbiol Immunol 43:485-90. 1999
    ..The detection limit of PCR was 5 T. socranskii cells per PCR. T. socranskii was detected by PCR in subgingival plaque and saliva samples from patients with periodontitis...
  53. ncbi request reprint PCR detection method of Clostridium scindens and C. hiranonis in human fecal samples
    M Kitahara
    Japan Collection of Microorganisms, RIKEN, Wako, Saitama
    Microbiol Immunol 45:263-6. 2001
    ..hiranonis, nested PCR detected it in only 18 of 34 samples although nested PCR has a high level of sensitivity. Nested PCR was a specific and sensitive method for the detection of C. scindens and C. hiranonis in fecal samples...
  54. ncbi request reprint Phylogenetic analysis of saccharolytic oral treponemes isolated from human subgingival plaque
    M Sakamoto
    Japan Collection of Microorganisms, The Institute of Physical and Chemical Research RIKEN, Wako, Saitama
    Microbiol Immunol 43:711-6. 1999
    ..denticola and "T. vincentii", were less than 15%. DNA-DNA hybridization indicated that all subgroups belonged to T. socranskii. This result correlated well with the cluster on the phylogenetic trees based on 16S rRNA sequences...
  55. doi request reprint hsp60 and 16S rRNA gene sequence relationships among species of the genus Bacteroides with the finding that Bacteroides suis and Bacteroides tectus are heterotypic synonyms of Bacteroides pyogenes
    Mitsuo Sakamoto
    Microbe Division Japan Collection of Microorganisms, RIKEN BioResource Center, Wako, Saitama 351 0198, Japan
    Int J Syst Evol Microbiol 60:2984-90. 2010
    ..Consequently, B. suis and B. tectus are heterotypic synonyms of B. pyogenes. This study suggests that the hsp60 gene is an alternative phylogenetic marker for the classification of species of the genus Bacteroides...
  56. doi request reprint Molecular analysis of the root canal microbiota associated with endodontic treatment failures
    M Sakamoto
    Microbe Division, Japan Collection of Microorganisms, RIKEN BioResource Center, Wako, Saitama, Japan
    Oral Microbiol Immunol 23:275-81. 2008
    ..Nevertheless, the breadth of bacterial diversity involved with endodontic treatment failures remains to be consistently explored by culture-independent approaches...
  57. ncbi request reprint Characterization of the Lactobacillus casei group and the Lactobacillus acidophilus group by automated ribotyping
    C S Ryu
    Japan Collection of Microorganisms, RIKEN, Wako, Saitama
    Microbiol Immunol 45:271-5. 2001
    ..casei group and the L. acidophilus group were discriminated at the species level by automated ribotyping. Thus this RiboPrinter system yields rapid, accurate and reproducible genetic information for the identification of many strains...
  58. ncbi request reprint Phylogenetic analysis of cecal microbiota in chicken by the use of 16S rDNA clone libraries
    Pham Thi Ngoc Lan
    Institute of Biotechnology, National Center for Natural Science and Technology, Hanoi, Vietnam
    Microbiol Immunol 46:371-82. 2002
    ..The 16S rDNA sequences of Lactobacillus acidophilus, L. crispatus, L. salivarius, and L. reuteri were the most frequently found in the Lactobacillus group in chicken cecum...
  59. ncbi request reprint Monitoring the cell number and viability of Lactobacillus helveticus GCL1001 in human feces by PCR methods
    Yasuo Saito
    Glico Dairy Products Co, Ltd, 2 14 1 Musashino, Akishima, Tokyo 196 0021, Japan
    FEMS Microbiol Lett 231:125-30. 2004
    ..The results show that these methods are applicable to the demonstration of bacterial viability in feces, and that ingested L. helveticus GCL1001 can survive through the gastrointestinal tract...
  60. ncbi request reprint Maturation of the murine cecal microbiota as revealed by terminal restriction fragment length polymorphism and 16S rRNA gene clone libraries
    Ryoko Kibe
    Department of Veterinary Biochemistry, School of Veterinary Medicine, Rakuno Gakuen University, 582 1 Bunkyodai Midorimachi, Ebetsu, Hokkaido 069 8501, Japan
    FEMS Microbiol Lett 235:139-46. 2004
    ..T-RFLP revealed development with maturation of cecal microbiota including unidentified bacteria of SPF mice...
  61. ncbi request reprint Effects of two probiotic Lactobacillus strains on jejunal and cecal microbiota of broiler chicken under acute heat stress condition as revealed by molecular analysis of 16S rRNA genes
    Pham Thi Ngoc Lan
    Institute of Biotechnology, Vietnamese Academy of Science and Technology, Hanoi, Vietnam
    Microbiol Immunol 48:917-29. 2004
    ..Probiotic Lactobacillus strains restored the microbial balance and maintained the natural stability of indigenous bacterial microbiota following heat stress-induced changes...
  62. doi request reprint Adlercreutzia equolifaciens gen. nov., sp. nov., an equol-producing bacterium isolated from human faeces, and emended description of the genus Eggerthella
    Toshinari Maruo
    Fujicco Co Ltd, 6 13 4 Minatojima nakamachi, Kobe, Hyogo 650 8558, Japan
    Int J Syst Evol Microbiol 58:1221-7. 2008
    ..On the basis of these data, a new genus, Adlercreutzia gen. nov., is proposed with one species, Adlercreutzia equolifaciens sp. nov. The type strain of Adlercreutzia equolifaciens is FJC-B9T (=JCM 14793T =DSM 19450T =CCUG 54925T)...
  63. ncbi request reprint Monitoring the cell number of Lactococcus lactis subsp. cremoris FC in human feces by real-time PCR with strain-specific primers designed using the RAPD technique
    Toshinari Maruo
    Fujicco Co, Ltd, 6 13 4 Minatojima nakamachi, Chuo Ku, Kobe, Hyogo 650 8558, Japan
    Int J Food Microbiol 110:69-76. 2006
    ..Furthermore, this strain was detected in only one feces sample 2 weeks after administration was stopped. These results suggest that L. lactis subsp. cremoris FC can survive passage through the gastrointestinal tract...
  64. ncbi request reprint Detection and quantification of four species of the genus Clostridium in infant feces
    Toshiki Tonooka
    Wakodo Co, Ltd, Chofu, Tokyo, Japan
    Microbiol Immunol 49:987-92. 2005
    ..The results showed that the numbers of C. paraputrificum, C. perfringens, C. tertium, and C. difficile ranged from about 1x10(5) to 3x10(7) cells/g wet feces...
  65. pmc Increase in terminal restriction fragments of Bacteroidetes-derived 16S rRNA genes after administration of short-chain fructooligosaccharides
    Yusuke Nakanishi
    Food and Health R and D Laboratories, Meiji Seika Kaisha, Ltd, 5 3 1 Chiyoda, Sakado shi, Saitama 350 0289, Japan
    Appl Environ Microbiol 72:6271-6. 2006
    ..Therefore, the T-RFs derived from Bacteroidetes are good markers of change of murine intestinal microbiota after scFOS administration...
  66. ncbi request reprint Bacteroides barnesiae sp. nov., Bacteroides salanitronis sp. nov. and Bacteroides gallinarum sp. nov., isolated from chicken caecum
    Pham Thi Ngoc Lan
    Institute of Biotechnology, Vietnamese Academy of Science and Technology, Hanoi, Vietnam
    Int J Syst Evol Microbiol 56:2853-9. 2006
    ..nov. (type strain BL2(T)=JCM 13652(T)=DSM 18169(T)), Bacteroides salanitronis sp. nov. (type strain BL78(T)=JCM 13657(T)=DSM 18170(T)) and Bacteroides gallinarum sp. nov. (type strain C35(T)=JCM 13658(T)=DSM 18171(T))...
  67. ncbi request reprint Detection of potentially novel bacterial components of the human skin microbiota using culture-independent molecular profiling
    Itaru Dekio
    Department of Dermatology, School of Medicine, Keio University, Tokyo 160 8582, Japan
    J Med Microbiol 54:1231-8. 2005
    ..Culture-independent genetic profiling of 16S rRNA genes for detecting human cutaneous microbiota has allowed us to detect potentially novel components of the cutaneous microbiota in humans...
  68. ncbi request reprint Culture-independent analysis of fecal microbiota in cattle
    Yuhei Ozutsumi
    United Graduate School of Agricultural Science, Tokyo University of Agriculture and Technology, Tokyo 183 8509, Japan
    Biosci Biotechnol Biochem 69:1793-7. 2005
    ..5%), and Proteobacteria (1.4%). The Clostridium leptum subgroup was the most phylogenetically diverse group in cattle feces. In addition, a number of previously uncharacterized and unidentified bacteria were recognized in clone libraries...
  69. ncbi request reprint Characterization of the inhabitancy of mouse intestinal bacteria (MIB) in rodents and humans by real-time PCR with group-specific primers
    Ryoko Kibe
    Department of Veterinary Biochemistry, School of Veterinary Medicine, Rakuno Gakuen University, Ebetsu, Hokkaido, Japan
    Microbiol Immunol 51:349-57. 2007
    ..Moreover, MIB was found in human feces though the number was lower than in murine. This assay using group-specific primers revealed new information about host-preference of MIB...
  70. pmc Movement and fixation of intestinal microbiota after administration of human feces to germfree mice
    Ryoko Kibe
    Department of Veterinary Biochemistry, School of Veterinary Medicine, Rakuno Gakuen University, Ebetsu, Hokkaido, Japan
    Appl Environ Microbiol 71:3171-8. 2005
    ..Our results indicate that the intestinal microbiota of HFA mice represents a limited sample of bacteria from the human source and are selected by unknown interactions between the host and bacteria...
  71. ncbi request reprint Influence of Bifidobacterium longum BB536 intake on faecal microbiota in individuals with Japanese cedar pollinosis during the pollen season
    Toshitaka Odamaki
    Food Research and Development Laboratory Morinaga Milk Industry Co Ltd, Zama, Kanagawa 228 8583, Japan
    J Med Microbiol 56:1301-8. 2007
    ..05). These results suggest that faecal microbiota in JCPsis subjects, but not healthy subjects, fluctuate at the end of the pollen season and that BB536 intake plays a role in maintaining normal microbiota...
  72. ncbi request reprint Novel phylogenetic assignment database for terminal-restriction fragment length polymorphism analysis of human colonic microbiota
    Mitsuharu Matsumoto
    Fundamental Research Laboratory, Kyodo Milk Industry Co Ltd, Hinode, Tokyo 190 0182, Japan
    J Microbiol Methods 61:305-19. 2005
    ..We conclude that PAD-HCM built in this study enables the prediction of T-RFs at the species level including difficult-to-culture bacteria, and that it is very useful for the T-RFLP analysis of human colonic microbiota...
  73. doi request reprint Identification of bacteria from blood in febrile patients with ulcerative colitis by terminal restriction fragment length polymorphism profile analysis of 16S rRNA gene
    Akira Harada
    Department of Gastroenterology, Juntendo University School of Medicine, Tokyo, Japan
    Scand J Gastroenterol 43:423-30. 2008
    ..The aim of this study was to detect bacteremia in febrile patients with ulcerative colitis (UC) using a new molecular approach...
  74. ncbi request reprint Characterization of skin microbiota in patients with atopic dermatitis and in normal subjects using 16S rRNA gene-based comprehensive analysis
    Itaru Dekio
    Department of Dermatology, School of Medicine, Keio University, Shinjuku ku, Tokyo 160 8582, Japan
    J Med Microbiol 56:1675-83. 2007
    ....
  75. ncbi request reprint Abnormal keratin expression in circumscribed palmar hypokeratosis
    Akira Ishiko
    Department of Dermatology, Keio University School of Medicine, 35 Shinanomachi, Shinjuku, Tokyo 160 8582, Japan
    J Am Acad Dermatol 57:285-91. 2007
    ..Circumscribed palmar or plantar hypokeratosis (CPH) is a rare skin disorder only recently described...
  76. pmc Bacteroides ovatus as the predominant commensal intestinal microbe causing a systemic antibody response in inflammatory bowel disease
    Shin Saitoh
    Departments of Infectious Diseases Internal Medicine, Tokai University School of Medicine, Isehara, Kanagawa 259 1193, Japan
    Clin Diagn Lab Immunol 9:54-9. 2002
    ..It was thus concluded that B. ovatus causes serum antibody responses in IBD patients, and a 19.5-kDa molecule of this bacterium appears to be the responsible antigen, although the role of this event in pathogenesis remains unclear...
  77. ncbi request reprint Analysis of a long-term discrepancy in drug-targeted genes in plasma HIV-1 RNA and PBMC HIV-1 DNA in the same patient
    Shuzo Usuku
    Department of Testing and Reserach, Yokohama City Institute of Health, Kanagawa 235 0012, Japan
    Jpn J Infect Dis 59:122-5. 2006
    ..In this study, drug-resistant viruses were produced primarily at macrophages, and drug-sensitive viruses were maintained in PBMCs as a reservoir...