R Factors Present in Epidemic Strains of Shigella and Salmonella Species Found in Mexico

Salmonella typhi resistant to Chloramphenicol, Ampicillin, and Other Antimicrobial Agents: Strains Isolated During an Extensive Typhoid Fever Epidemic in Mexico

1973 • 205 citations

Epidemic Shiga Bacillus Dysentery in Central America. I. Etiologic Investigations in Guatemala, 1969

1970 • 163 citations

Molecular Specificities of R Factor-Determined Beta-Lactamases: Correlation with Plasmid Compatibility

1974 • 153 citations

Chloramphenicol Resistance in the Typhoid Bacillus

1972 • 142 citations

Epidemic Shiga-Bacillus Dysentery in Central America

1971 • 97 citations

Spread of multiresistant strains of Salmonella typhimurium phage types 204 and 193 in Britain.

1978 • 89 citations

R Factors in Strains of Salmonella typhi and Shigella dysenteriae 1 Isolated During Epidemics in Mexico: Classification by Compatibility

1974 • 82 citations

An Epidemic-Associated Episome?

1972 • 78 citations

Resistance of Shigella dysenteriae Type 1 to Ampicillin and Other Antimicrobial Agents: Strains Isolated during a Dysentery Outbreak in a Hospital in Mexico City

1976 • 39 citations

The Value of Plasmid Studies in the Epidemiology of Infections Due to Drug-Resistant Salmonella wien

1979 • 39 citations

Beta-lactamase of R factors

1968 • 32 citations

Characterization of an R-Plasmid Associated with Ampicillin Resistance in Shigella dysenteriae Type 1 Isolated from Epidemics

1977 • 29 citations

Genetic Properties of R Factors Associated with Epidemic Strains of Shigella dysenteriae Type I from Central America and Salmonella typhi from Mexico

1973 • 17 citations

Resistance of Shigella Flexneri to Tetracyclines, Chloramphenicol and Streptomycin

1959 • 14 citations

Antibiotic resistance and phage-types of Salmonella typhi strains isolated in Mexico City.

1978 • 4 citations

Deleted Work

1955 • 0 citations