Extended Bibliography: |
Show bibliography
Ref #: |
95527 |
Author(s): |
Kawamura,Y.;Hou,X.G.;Sultana,F.;Miura,H.;Ezaki,T. |
Journal: |
Int J Syst Bacteriol |
Title: |
Determination of 16S rRNA sequences of Streptococcus mitis and Streptococcus gordonii and phylogenetic relationships among members of the genus Streptococcus |
Volume: |
45 |
Page(s): |
406-8 |
Year: |
1995 |
Keyword(s): |
GENBANK/D38482
GENBANK/D38483
DNA, Bacterial/*genetics
Molecular Sequence Data
Phylogeny
RNA, Bacterial/*genetics
RNA, Ribosomal, 16S/*genetics
Streptococcus/*classification/genetics
|
Remarks: |
We determined the 16S rRNA sequences of the type strains of Streptococcus mitis and Streptococcus gordonii and calculated the phylogenetic distances between those organisms and other members of the genus Streptococcus. The viridans group streptococci were separated into five phylogenetic groups; we named these groups the anginosus group, the mitis group, the salivarius group, the bovis group, and the mutans group. S. mitis and S. gordonii clustered in the mitis group together with Streptococcus pneumoniae, Streptococcus oralis, Streptococcus sanguis, and Streptococcus parasanguis at levels of sequence homology of more than 96%. Within this group, S. mitis, S. oralis, and S. pneumoniae exhibited more than 99% sequence homology with each other, although the DNA-DNA similarity values for their total chromosome DNAs were less than 60%. |
URL: |
7537076 |
|
Ref #: |
82554 |
Author(s): |
Chen,C.C.;Teng,L.J.;Chang,T.C. |
Journal: |
J Clin Microbiol |
Title: |
Identification of clinically relevant viridans group streptococci by sequence analysis of the 16S-23S ribosomal DNA spacer region |
Volume: |
42 |
Page(s): |
2651-7 |
Year: |
2004 |
Keyword(s): |
DNA, Ribosomal Spacer/*chemistry
Humans
Phylogeny
Polymerase Chain Reaction
RNA, Ribosomal, 16S/*genetics
RNA, Ribosomal, 23S/*genetics
Sequence Analysis, DNA
Viridans Streptococci/classification/genetics/*isolation & purification
|
Remarks: |
The feasibility of sequence analysis of the 16S-23S ribosomal DNA (rDNA) intergenic spacer (ITS) for the identification of clinically relevant viridans group streptococci (VS) was evaluated. The ITS regions of 29 reference strains (11 species) of VS were amplified by PCR and sequenced. These 11 species were Streptococcus anginosus, S. constellatus, S. gordonii, S. intermedius, S. mitis, S. mutans, S. oralis, S. parasanguinis, S. salivarius, S. sanguinis, and S. uberis. The ITS lengths (246 to 391 bp) and sequences were highly conserved among strains within a species. The intraspecies similarity scores for the ITS sequences ranged from 0.98 to 1.0, except for the score for S. gordonii strains. The interspecies similarity scores for the ITS sequences varied from 0.31 to 0.93. Phylogenetic analysis of the ITS regions revealed that evolution of the regions of some species of VS is not parallel to that of the 16S rRNA genes. One hundred six clinical isolates of VS were identified by the Rapid ID 32 STREP system (bioMerieux Vitek, Marcy l'Etoile, France) and by ITS sequencing, and the level of disagreement between the two methods was 18% (19 isolates). Most isolates producing discrepant results could be unambiguously assigned to a specific species by their ITS sequences. The accuracy of using ITS sequencing for identification of VS was verified by 16S rDNA sequencing for all strains except strains of S. oralis and S. mitis, which were difficult to differentiate by their 16S rDNA sequences. In conclusion, identification of species of VS by ITS sequencing is reliable and could be used as an alternative accurate method for identification of VS. |
URL: |
15184447 |
|
Ref #: |
82526 |
Author(s): |
Hoshino,T.;Fujiwara,T.;Kilian,M. |
Journal: |
J Clin Microbiol |
Title: |
Use of phylogenetic and phenotypic analyses to identify nonhemolytic streptococci isolated from bacteremic patients |
Volume: |
43 |
Page(s): |
6073-85 |
Year: |
2005 |
Keyword(s): |
GENBANK/AB199330
GENBANK/AB199331
GENBANK/AB199332
GENBANK/AB199333
GENBANK/AB199334
GENBANK/AB199335
GENBANK/AB199336
GENBANK/AB199337
GENBANK/AB199338
GENBANK/AB199339
GENBANK/AB199340
GENBANK/AB199341
GENBANK/AB199342
GENBANK/AB199343
GENBANK/AB199344
GENBANK/AB199345
GENBANK/AB199346
GENBANK/AB199347
GENBANK/AB199348
GENBANK/AB199349
GENBANK/AB199350
GENBANK/AB199351
GENBANK/AB199352
GENBANK/AB199353
GENBANK/AB199354
GENBANK/AB199355
GENBANK/AB199356
GENBANK/AB199357
GENBANK/AB199358
GENBANK/AB199359
GENBANK/AB199360
GENBANK/AB199361
GENBANK/AB199362
GENBANK/AB199363
GENBANK/AB199364
GENBANK/AB199365
GENBANK/AB199366
GENBANK/AB199367
GENBANK/AB199368
GENBANK/AB199369
GENBANK/AB199370
GENBANK/AB199371
GENBANK/AB199372
GENBANK/AB199373
GENBANK/AB199374
GENBANK/AB199375
GENBANK/AB199376
GENBANK/AB199377
GENBANK/AB199378
GENBANK/AB199379
GENBANK/AB199380
GENBANK/AB199381
GENBANK/AB199382
GENBANK/AB199383
GENBANK/AB199384
GENBANK/AB199385
GENBANK/AB199386
GENBANK/AB199387
GENBANK/AB199388
GENBANK/AB199389
GENBANK/AB199390
GENBANK/AB199391
GENBANK/AB199392
GENBANK/AB199393
GENBANK/AB199394
GENBANK/AB199395
GENBANK/AB199396
GENBANK/AB199397
GENBANK/AB199398
GENBANK/AB199399
GENBANK/AB199400
GENBANK/AB199401
GENBANK/AB199402
GENBANK/AB199403
GENBANK/AB199404
GENBANK/AB199405
GENBANK/AB199406
GENBANK/AB199407
GENBANK/AB199408
GENBANK/AB199409
GENBANK/AB199410
GENBANK/AB199411
GENBANK/AB199412
GENBANK/AB199413
GENBANK/AB199414
GENBANK/AB199415
GENBANK/AB199416
GENBANK/AB199417
GENBANK/AB199418
GENBANK/AB199419
GENBANK/AB199420
GENBANK/AB199421
GENBANK/AB199422
GENBANK/AB199423
GENBANK/AB199424
GENBANK/AB199425
GENBANK/AB199426
GENBANK/AB199427
GENBANK/AB199428
GENBANK/AB199429
GENBANK/AB199430
GENBANK/AB199431
GENBANK/AB199432
GENBANK/AB199433
GENBANK/AB199434
GENBANK/AB199435
GENBANK/AB199436
GENBANK/AB199437
GENBANK/AB199438
GENBANK/AB199439
GENBANK/AB199440
GENBANK/AB199441
GENBANK/AB199442
GENBANK/AB199443
GENBANK/AB199444
GENBANK/AB199445
GENBANK/AB199446
GENBANK/AB199447
GENBANK/AB199448
GENBANK/AB199449
GENBANK/AB199450
GENBANK/AB199451
GENBANK/AB199452
GENBANK/AB199453
GENBANK/AB199454
GENBANK/AB199455
GENBANK/AB199456
GENBANK/AB199457
GENBANK/AB199458
GENBANK/AB199459
GENBANK/AB199460
GENBANK/AB199461
GENBANK/AB199462
GENBANK/AB199463
GENBANK/AB199464
GENBANK/AB199465
GENBANK/AB199466
GENBANK/AB199467
GENBANK/AB199468
GENBANK/AB199469
GENBANK/AB199470
GENBANK/AB199471
GENBANK/AB199472
GENBANK/AB199473
GENBANK/AB199474
GENBANK/AB199475
GENBANK/AB199476
GENBANK/AB199477
GENBANK/AB199478
GENBANK/AB199479
GENBANK/AB199480
GENBANK/AB199481
GENBANK/AB199482
GENBANK/AB199483
GENBANK/AB199484
GENBANK/AB199485
GENBANK/AB199486
GENBANK/AB199487
GENBANK/AB199488
GENBANK/AB199489
GENBANK/AB199490
GENBANK/AB199491
GENBANK/AB199492
GENBANK/AB199493
GENBANK/AB199494
GENBANK/AB199495
GENBANK/AB199496
GENBANK/AB199497
GENBANK/AB199498
GENBANK/AB199499
GENBANK/AB199500
GENBANK/AB199501
GENBANK/AB199502
GENBANK/AB199503
GENBANK/AB199504
GENBANK/AB199505
GENBANK/AB199506
GENBANK/AB199507
GENBANK/AB199508
GENBANK/AB199509
GENBANK/AB199510
GENBANK/AB199511
GENBANK/AB199512
GENBANK/AB199513
GENBANK/AB199514
GENBANK/AB199515
GENBANK/AB199516
GENBANK/AB199517
GENBANK/AB199518
GENBANK/AB199519
GENBANK/AB199520
GENBANK/AB199521
GENBANK/AB199522
GENBANK/AB199523
GENBANK/AB199524
GENBANK/AB199525
GENBANK/AB199526
GENBANK/AB199527
GENBANK/AB199528
GENBANK/AB199529
GENBANK/AB199530
GENBANK/AB199531
GENBANK/AB199532
GENBANK/AB199533
GENBANK/AB199534
GENBANK/AB199535
GENBANK/AB199536
GENBANK/AB199537
GENBANK/AB199538
GENBANK/AB199539
GENBANK/AB199540
GENBANK/AB199541
GENBANK/AB199542
GENBANK/AB199543
GENBANK/AB199544
GENBANK/AB199545
GENBANK/AB199546
GENBANK/AB199547
GENBANK/AB199548
GENBANK/AB199914
GENBANK/AB199915
GENBANK/AB199916
GENBANK/AB199917
GENBANK/AB199918
GENBANK/AB199919
GENBANK/AB199920
GENBANK/AB199921
GENBANK/AB199922
GENBANK/AB199923
GENBANK/AB199924
GENBANK/AB199925
GENBANK/AB199926
GENBANK/AB199927
GENBANK/AB199928
GENBANK/AB199929
GENBANK/AB199930
GENBANK/AB199931
GENBANK/AB199932
GENBANK/AB199933
GENBANK/AB199934
GENBANK/AB199935
GENBANK/AB199936
GENBANK/AB199937
GENBANK/AB199938
GENBANK/AB199939
GENBANK/AB199940
GENBANK/AB199941
GENBANK/AB199942
GENBANK/AB199943
GENBANK/AB199944
GENBANK/AB199945
GENBANK/AB199946
GENBANK/AB199947
GENBANK/AB199948
GENBANK/AB199949
GENBANK/AB199950
GENBANK/AB199951
GENBANK/AB199952
GENBANK/AB199953
GENBANK/AB199954
GENBANK/AB199955
GENBANK/AB199956
GENBANK/AB199957
GENBANK/AB199958
GENBANK/AB199959
GENBANK/AB199960
GENBANK/AB199961
GENBANK/AB199962
GENBANK/AB199963
GENBANK/AB199964
GENBANK/AB199965
GENBANK/AB199966
GENBANK/AB199967
GENBANK/AB199968
GENBANK/AB199969
GENBANK/AB199970
GENBANK/AB199971
GENBANK/AB199972
GENBANK/AB199973
GENBANK/AB199974
GENBANK/AB199975
GENBANK/AB199976
GENBANK/AB199977
GENBANK/AB199978
GENBANK/AB199979
GENBANK/AB199980
GENBANK/AB199981
GENBANK/AB199982
GENBANK/AB199983
GENBANK/AB199984
GENBANK/AB199985
GENBANK/AB199986
GENBANK/AB199987
GENBANK/AB199988
GENBANK/AB199989
GENBANK/AB199990
GENBANK/AB199991
GENBANK/AB199992
GENBANK/AB199993
GENBANK/AB199994
GENBANK/AB199995
GENBANK/AB199996
GENBANK/AB199997
GENBANK/AB199998
GENBANK/AB199999
GENBANK/AB200000
GENBANK/AB200001
GENBANK/AB200002
GENBANK/AB200003
GENBANK/AB200004
GENBANK/AB200005
GENBANK/AB200006
GENBANK/AB200007
GENBANK/AB200008
GENBANK/AB200009
GENBANK/AB200010
GENBANK/AB200011
GENBANK/AB200012
GENBANK/AB200013
GENBANK/AB200014
GENBANK/AB200015
GENBANK/AB200016
GENBANK/AB200017
GENBANK/AB200018
GENBANK/AB200019
GENBANK/AB200020
GENBANK/AB200021
GENBANK/AB200022
GENBANK/AB200023
GENBANK/AB200024
GENBANK/AB200025
GENBANK/AB200026
GENBANK/AB200027
GENBANK/AB200028
GENBANK/AB200029
GENBANK/AB200030
GENBANK/AB200031
GENBANK/AB200032
GENBANK/AB200033
GENBANK/AB200034
GENBANK/AB200035
GENBANK/AB200036
GENBANK/AB200037
GENBANK/AB200038
GENBANK/AB200039
GENBANK/AB200040
GENBANK/AB200041
GENBANK/AB200042
GENBANK/AB200043
GENBANK/AB200044
GENBANK/AB200045
GENBANK/AB200046
GENBANK/AB200047
GENBANK/AB200048
GENBANK/AB200049
GENBANK/AB200050
GENBANK/AB200051
GENBANK/AB200052
GENBANK/AB200053
GENBANK/AB200054
GENBANK/AB200055
GENBANK/AB200056
GENBANK/AB200057
GENBANK/AB200058
GENBANK/AB200059
GENBANK/AB200060
GENBANK/AB200061
GENBANK/AB200062
GENBANK/AB200063
GENBANK/AB200064
GENBANK/AB200065
GENBANK/AB200066
GENBANK/AB200067
GENBANK/AB200068
GENBANK/AB200069
GENBANK/AB200070
GENBANK/AB200071
GENBANK/AB200072
GENBANK/AB200073
GENBANK/AB200074
GENBANK/AB200075
GENBANK/AB200076
GENBANK/AB200077
GENBANK/AB200078
GENBANK/AB200079
GENBANK/AB200080
GENBANK/AB200081
GENBANK/AB200082
GENBANK/AB200083
GENBANK/AB200084
GENBANK/AB200085
GENBANK/AB200086
GENBANK/AB200087
GENBANK/AB200088
GENBANK/AB200089
GENBANK/AB200090
GENBANK/AB200091
GENBANK/AB200092
GENBANK/AB200093
GENBANK/AB200094
GENBANK/AB200095
GENBANK/AB200096
GENBANK/AB200097
GENBANK/AB200098
GENBANK/AB200099
GENBANK/AB200100
GENBANK/AB200101
GENBANK/AB200102
GENBANK/AB200103
GENBANK/AB200104
GENBANK/AB200105
GENBANK/AB200106
GENBANK/AB200107
GENBANK/AB200108
GENBANK/AB200109
GENBANK/AB200110
GENBANK/AB200111
GENBANK/AB200112
GENBANK/AB200113
GENBANK/AB200114
GENBANK/AB200115
GENBANK/AB200116
GENBANK/AB200117
GENBANK/AB200118
GENBANK/AB200119
GENBANK/AB200120
GENBANK/AB200121
GENBANK/AB200122
GENBANK/AB200123
GENBANK/AB200124
GENBANK/AB200125
GENBANK/AB200126
GENBANK/AB200127
GENBANK/AB200128
GENBANK/AB200129
GENBANK/AB200130
GENBANK/AB200131
GENBANK/AB200132
GENBANK/AB200133
GENBANK/AB200134
GENBANK/AB200135
GENBANK/AB200136
GENBANK/AB200137
GENBANK/AB200138
GENBANK/AB200139
GENBANK/AB200140
GENBANK/AB200141
GENBANK/AB200142
GENBANK/AB200143
GENBANK/AB200144
GENBANK/AB200145
GENBANK/AB200146
GENBANK/AB200147
GENBANK/AB200148
GENBANK/AB200149
GENBANK/AB200150
GENBANK/AB200151
GENBANK/AB200152
GENBANK/AB200153
GENBANK/AB200154
GENBANK/AB200155
GENBANK/AB200156
GENBANK/AB200157
GENBANK/AB200158
GENBANK/AB200159
GENBANK/AB200160
GENBANK/AB200161
GENBANK/AB200162
GENBANK/AB200163
GENBANK/AB200164
GENBANK/AB200165
GENBANK/AB200166
GENBANK/AB200167
GENBANK/AB218984
GENBANK/AB218985
Bacteremia/*microbiology
Bacterial Proteins/genetics
*Bacterial Typing Techniques
*Hemolysis
Humans
Molecular Sequence Data
Phenotype
*Phylogeny
Polymerase Chain Reaction/methods
Reagent Kits, Diagnostic
Sequence Analysis, DNA
Species Specificity
Streptococcal Infections/microbiology
Streptococcus/*classification/genetics/isolation &
purification/*physiology
|
Remarks: |
The aim of this study was to evaluate molecular and phenotypic methods for the identification of nonhemolytic streptococci. A collection of 148 strains consisting of 115 clinical isolates from cases of infective endocarditis, septicemia, and meningitis and 33 reference strains, including type strains of all relevant Streptococcus species, were examined. Identification was performed by phylogenetic analysis of nucleotide sequences of four housekeeping genes, ddl, gdh, rpoB, and sodA; by PCR analysis of the glucosyltransferase (gtf) gene; and by conventional phenotypic characterization and identification using two commercial kits, Rapid ID 32 STREP and STREPTOGRAM and the associated databases. A phylogenetic tree based on concatenated sequences of the four housekeeping genes allowed unequivocal differentiation of recognized species and was used as the reference. Analysis of single gene sequences revealed deviation clustering in eight strains (5.4%) due to homologous recombination with other species. This was particularly evident in S. sanguinis and in members of the anginosus group of streptococci. The rate of correct identification of the strains by both commercial identification kits was below 50% but varied significantly between species. The most significant problems were observed with S. mitis and S. oralis and 11 Streptococcus species described since 1991. Our data indicate that identification based on multilocus sequence analysis is optimal. As a more practical alternative we recommend identification based on sodA sequences with reference to a comprehensive set of sequences that is available for downloading from our server. An analysis of the species distribution of 107 nonhemolytic streptococci from bacteremic patients showed a predominance of S. oralis and S. anginosus with various underlying infections. |
URL: |
16333101 |
|
Ref #: |
17297 |
Author(s): |
Glazunova,O.O.;Raoult,D.;Roux,V. |
Journal: |
Int J Syst Evol Microbiol |
Title: |
Streptococcus massiliensis sp. nov., isolated from a patient blood culture |
Volume: |
56 |
Page(s): |
1127-31 |
Year: |
2006 |
Keyword(s): |
GENBANK/AY769997
GENBANK/AY769998
GENBANK/AY769999
GENBANK/AY770000
GENBANK/AY770001
GENBANK/AY770002
GENBANK/DQ132983
GENBANK/DQ132984
GENBANK/DQ132985
GENBANK/DQ132986
GENBANK/DQ132987
GENBANK/DQ232458
GENBANK/DQ232560
Bacterial Proteins/genetics
Bacterial Typing Techniques
Blood/*microbiology
DNA, Bacterial/chemistry/genetics
DNA, Ribosomal/chemistry/genetics
DNA-Directed RNA Polymerases/genetics
Genes, rRNA
Humans
Male
Middle Aged
Molecular Sequence Data
Phylogeny
RNA, Bacterial/genetics
RNA, Ribosomal, 16S/genetics
Streptococcal Infections/*microbiology
Superoxide Dismutase/genetics
Viridans Streptococci/*classification/genetics/*isolation &
purification/physiology
|
Remarks: |
An unidentified strain of the viridans group of streptococci was isolated from a human blood sample. It was distinguished from all other recognized species of the Streptococcus sanguinis group by several biochemical characteristics. Phylogenetic analysis based on 16S rRNA gene sequence comparisons clustered this strain with Streptococcus ferus (mutans group) but phylogenetic analysis based on rpoB and sodA gene sequence comparisons included it in the S. sanguinis group. The isolate showed 95.4 and 95.2 % 16S rRNA gene sequence similarity to S. ferus and S. sanguinis, respectively, confirming it as belonging to a novel taxon, for which the name Streptococcus massiliensis sp. nov. is proposed. The type strain is 4401825T (=CIP 108498T=CCUG 49690T). |
URL: |
16627666 |
|
Ref #: |
13406 |
Author(s): |
Kawamura,Y.;Hou,X.G.;Sultana,F.;Miura,H.;Ezaki,T. |
Journal: |
Int J Syst Bacteriol |
Title: |
Determination of 16S rRNA sequences of Streptococcus mitis and Streptococcus gordonii and phylogenetic relationships among members of the genus Streptococcus |
Volume: |
45 |
Page(s): |
406-8 |
Year: |
1995 |
Keyword(s): |
GENBANK/D38482
GENBANK/D38483
DNA, Bacterial/*genetics
Molecular Sequence Data
Phylogeny
RNA, Bacterial/*genetics
RNA, Ribosomal, 16S/*genetics
Streptococcus/*classification/genetics
|
Remarks: |
We determined the 16S rRNA sequences of the type strains of Streptococcus mitis and Streptococcus gordonii and calculated the phylogenetic distances between those organisms and other members of the genus Streptococcus. The viridans group streptococci were separated into five phylogenetic groups; we named these groups the anginosus group, the mitis group, the salivarius group, the bovis group, and the mutans group. S. mitis and S. gordonii clustered in the mitis group together with Streptococcus pneumoniae, Streptococcus oralis, Streptococcus sanguis, and Streptococcus parasanguis at levels of sequence homology of more than 96%. Within this group, S. mitis, S. oralis, and S. pneumoniae exhibited more than 99% sequence homology with each other, although the DNA-DNA similarity values for their total chromosome DNAs were less than 60%. |
URL: |
95244327 |
|
Ref #: |
3965 |
Author(s): |
Kilian,M.;Mikkelsen,L.;Henrichsen,J. |
Journal: |
Int. J. Syst. Bacteriol. |
Title: |
Taxonomic study of viridans streptococci: Description of Streptococcus gordonii sp. nov. and emended descriptions of Streptococcus sanguis (White and Niven 1946), Streptococcus oralis (Bridge and Sneath 1982), and Streptococcus mitis (Andrewes and Horder |
Volume: |
39 |
Page(s): |
471-484 |
Year: |
1989 |
|
Ref #: |
3969 |
Author(s): |
Schmidhuber,S.;Kilpper-Bälz,R.;Schleifer,K.H. |
Journal: |
System. Appl. Microbiol. |
Title: |
A taxonomic study of Streptococcus mitis, S. oralis, and S. sanguis. |
Volume: |
10 |
Page(s): |
74-77 |
Year: |
1987 |
|
|