Skip to main page content
Access keys NCBI Homepage MyNCBI Homepage Main Content Main Navigation

Search Page

My NCBI Filters
Text availability
Article attribute
Article type
Publication date

Search Results

2,421 results
Filters applied: . Clear all Results are displayed in a computed author sort order. Results by year timeline is unavailable
Page 1
Capsular transformation of a multidrug-resistant Streptococcus pneumoniae in vivo.
Nesin M, Ramirez M, Tomasz A. Nesin M, et al. Among authors: ramirez m. J Infect Dis. 1998 Mar;177(3):707-13. doi: 10.1086/514242. J Infect Dis. 1998. PMID: 9498451
Ubiquitous distribution of the competence related genes comA and comC among isolates of Streptococcus pneumoniae.
Ramirez M, Morrison DA, Tomasz A. Ramirez M, et al. Microb Drug Resist. 1997 Spring;3(1):39-52. doi: 10.1089/mdr.1997.3.39. Microb Drug Resist. 1997. PMID: 9109095
Molecular epidemiology of penicillin-resistant Streptococcus pneumoniae isolates recovered in Italy from 1993 to 1996.
Marchese A, Ramirez M, Schito GC, Tomasz A. Marchese A, et al. Among authors: ramirez m. J Clin Microbiol. 1998 Oct;36(10):2944-9. doi: 10.1128/JCM.36.10.2944-2949.1998. J Clin Microbiol. 1998. PMID: 9738048 Free PMC article.
Molecular characterization of the complete 23F capsular polysaccharide locus of Streptococcus pneumoniae.
Ramirez M, Tomasz A. Ramirez M, et al. J Bacteriol. 1998 Oct;180(19):5273-8. doi: 10.1128/JB.180.19.5273-5278.1998. J Bacteriol. 1998. PMID: 9748469 Free PMC article.
A high incidence of prophage carriage among natural isolates of Streptococcus pneumoniae.
Ramirez M, Severina E, Tomasz A. Ramirez M, et al. J Bacteriol. 1999 Jun;181(12):3618-25. doi: 10.1128/JB.181.12.3618-3625.1999. J Bacteriol. 1999. PMID: 10368133 Free PMC article.
Prophage carriage as a molecular epidemiological marker in Streptococcus pneumoniae.
Severina E, Ramirez M, Tomasz A. Severina E, et al. Among authors: ramirez m. J Clin Microbiol. 1999 Oct;37(10):3308-15. doi: 10.1128/JCM.37.10.3308-3315.1999. J Clin Microbiol. 1999. PMID: 10488197 Free PMC article.
The great majority of clinical isolates of Streptococcus pneumoniae carry prophages that may be identified through their hybridization with a DNA probe specific for the pneumococcal lytA gene (M. Ramirez, E. Severina, and A. Tomasz, J. Bacteriol. 181:3618-3625, 1999 …
The great majority of clinical isolates of Streptococcus pneumoniae carry prophages that may be identified through their hybridization with …
Acquisition of new capsular genes among clinical isolates of antibiotic-resistant Streptococcus pneumoniae.
Ramirez M, Tomasz A. Ramirez M, et al. Microb Drug Resist. 1999 Winter;5(4):241-6. doi: 10.1089/mdr.1999.5.241. Microb Drug Resist. 1999. PMID: 10647080
Streptococcus pneumoniae isolates with reduced susceptibility to ciprofloxacin in Spain: clonal diversity and appearance of ciprofloxacin-resistant epidemic clones.
Alou L, Ramirez M, García-Rey C, Prieto J, de Lencastre H. Alou L, et al. Among authors: ramirez m. Antimicrob Agents Chemother. 2001 Oct;45(10):2955-7. doi: 10.1128/AAC.45.10.2955-2957.2001. Antimicrob Agents Chemother. 2001. PMID: 11557501 Free PMC article.
Macrolide resistance in Streptococcus pneumoniae isolated from patients with community-acquired lower respiratory tract infections in Portugal: results of a 3-year (1999-2001) multicenter surveillance study.
Melo-Cristino J, Ramirez M, Serrano N, Hänscheid T; Portuguese Surveillance Group for the Study of Respiratory Pathogens. Melo-Cristino J, et al. Among authors: ramirez m. Microb Drug Resist. 2003 Spring;9(1):73-80. doi: 10.1089/107662903764736364. Microb Drug Resist. 2003. PMID: 12705685
The M phenotype was seen in 19.6% isolates and these had MIC90 values of 8 mg/L for erythromycin and clarithromycin, and of 12 mg/L for azithromycin. ...
The M phenotype was seen in 19.6% isolates and these had MIC90 values of 8 mg/L for erythromycin and clarithromycin, and of 12 mg/L f …
Serotyping Streptococcus pneumoniae by multiplex PCR.
Brito DA, Ramirez M, de Lencastre H. Brito DA, et al. Among authors: ramirez m. J Clin Microbiol. 2003 Jun;41(6):2378-84. doi: 10.1128/jcm.41.6.2378-2384.2003. J Clin Microbiol. 2003. PMID: 12791852 Free PMC article.
2,421 results
Jump to page
Feedback