Effect of Vancomycin on Cellular Fatty Acid Profiles of Vancomycin-Susceptible and Nonsusceptible Staphylococcus aureus

Author(s):  
Sujintana Wongthong ◽  
Wichit Taron ◽  
Aroonwadee Chanawong ◽  
Patcharaporn Tippayawat ◽  
Paweena Pongdontri ◽  
...  
2007 ◽  
Vol 57 (5) ◽  
pp. 941-946 ◽  
Author(s):  
Hidenori Hayashi ◽  
Kensaku Shibata ◽  
Mitsuo Sakamoto ◽  
Shinichi Tomita ◽  
Yoshimi Benno

Six strains (CB7T, CB18, CB23, CB26, CB28 and CB35T) were isolated from human faeces. Based on phylogenetic analysis, phenotypic characteristics, cellular fatty acid profiles and menaquinone profiles, these strains could be included within the genus Prevotella and made up two clusters. 16S rRNA gene sequence analysis indicated that five strains were most closely related to Prevotella veroralis, sharing about 92 % sequence similarity; the remaining strain was most closely related to Prevotella shahii, sharing about 90 % sequence similarity. All six strains were obligately anaerobic, non-pigmented, non-spore-forming, non-motile, Gram-negative rods. The cellular fatty acid compositions of the six strains differed significantly from those of other Prevotella species. Five strains (CB7T, CB18, CB23, CB26 and CB28) contained dimethyl acetals and the major menaquinones of these strains were MK-11, MK-12 and MK-13. The major menaquinones of CB35T were MK-12 and MK-13. Based on phenotypic and phylogenetic findings, two novel species, Prevotella copri sp. nov. and Prevotella stercorea sp. nov., are proposed, representing the two different strain clusters. The DNA G+C contents of strains CB7T and CB35T were 45.3 and 48.2 mol%, respectively. The type strains of P. copri and P. stercorea are CB7T (=JCM 13464T=DSM 18205T) and CB35T (=JCM 13469T=DSM 18206T), respectively.


1974 ◽  
Vol 20 (12) ◽  
pp. 1723-1728 ◽  
Author(s):  
D. B. Drucker

Cellular fatty-acid profiles were obtained for streptococci of Lancefield groups A, B, C, D, N and O, and Streptococcus salivarius. The major fatty acids above isomyristate had the retention characteristics of n-myristate, myristoleate, n-palmitate, palmitoleate, anteisostearate, n-stearate, and oleate (or cis-vaccenate). Profiles were quantitatively and qualitatively similar. Strains could be identified as members of a particular Lancefield group by computer analysis with the Bravais–Pearson coefficient of linear correlation being used as a measure of association of strain pairs, since strains of the different Lancefield groups examined had distinct fatty-acid profiles.


2000 ◽  
Vol 39 (3) ◽  
pp. 225-241 ◽  
Author(s):  
Yajun Song ◽  
Ruifu Yang ◽  
Zhaobiao Guo ◽  
Minli Zhang ◽  
Xiaohui Wang ◽  
...  

1997 ◽  
Vol 43 (6) ◽  
pp. 317-324 ◽  
Author(s):  
Myung Geun Shin ◽  
Jong Hee Shin ◽  
Soon Pal Suh ◽  
Dong Wook Ryang ◽  
Kyung Sook Bae

1986 ◽  
Vol 4 (5-6) ◽  
pp. 267-275
Author(s):  
P. Van der Auwera ◽  
M. Labbe ◽  
W.R. Mayberry ◽  
K.P. Gerguson ◽  
D.W. Lambe

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