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Antimicrobial Agents and Chemotherapy, April 2000, p. 1078-1080, Vol. 44, No. 4
0066-4804/00/$04.00+0
Copyright © 2000, American Society for Microbiology. All rights reserved.
Susceptibilities of Oral and Nasal Isolates of
Streptococcus mitis and Streptococcus oralis to
Macrolides and PCR Detection of Resistance Genes
Tsuneko
Ono,1,*
Sumiko
Shiota,2
Katsuhiko
Hirota,1
Ken
Nemoto,1
Tomofusa
Tsuchiya,2 and
Yoichiro
Miyake1
Department of Microbiology, Tokushima
University School of Dentistry, Tokushima
770-8504,1 and Department of
Microbiology, Faculty of Pharmaceutical Sciences, Okayama University,
Okayama 700-8530,2 Japan
Received 2 June 1999/Returned for modification 2 September
1999/Accepted 12 January 2000
The susceptibility of viridans group streptococci to macrolides was
determined. Thirteen isolates (17%) were resistant to erythromycin.
Five strains carried an erm gene that was highly homologous
to that in Tn917. Four strains had mefE genes
that coded erythromycin efflux ability.
*
Corresponding author. Mailing address: Department of
Microbiology, Tokushima University School of Dentistry, Kuramoto-cho, Tokushima 770-8504, Japan. Phone: (81-88) 633-9122. Fax: (81-88) 633-7390. E-mail: ono{at}dent.tokushima-u.ac.jp.
Antimicrobial Agents and Chemotherapy, April 2000, p. 1078-1080, Vol. 44, No. 4
0066-4804/00/$04.00+0
Copyright © 2000, American Society for Microbiology. All rights reserved.
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