Relatedness of penicillin-resistant Streptococcus pneumoniae serogroup 9 strains from France and Spain

Pneumococcal resistance to antibiotics

1990 • 820 citations

Studies on the Chemical Nature of the Substance Inducing Transformation of Pneumococcal Types

2017 • 770 citations

Intercontinental Spread of a Multiresistant Clone of Serotype 23F Streptococcus pneumoniae

1991 • 424 citations

Evidence for the Introduction of a Multiresistant Clone of Serotype 6B Streptococcus pneumoniae from Spain to Iceland in the Late 1980s

1993 • 326 citations

Horizontal transfer of multiple penicillin‐binding protein genes, and capsular biosynthetic genes, in natural populations of Streptococcus pneumoniae

1991 • 315 citations

Serotype Distribution and Antimicrobial Resistance of Streptococcus pneumoniae Isolates Causing Systematic Infections in Spain, 1979-1989

1990 • 292 citations

Trends in Antimicrobial Resistance of Clinical Isolates of Streptococcus pneumoniae in Bellvitge Hospital, Barcelona, Spain (1979-1990)

1992 • 254 citations

DNA fingerprinting of Streptococcus pneumoniae strains by pulsed-field gel electrophoresis

1993 • 167 citations

Antimicrobial Resistance in Streptococcus pneumoniae: An Epidemiological Survey in France, 1970-1990

1992 • 165 citations

Penicillin-Resistant Streptococcus pneumoniae Strains Recovered in Houston: Identification and Molecular Characterization of Multiple Clones

1993 • 149 citations

Genetic relationships of penicillin-susceptible and -resistant Streptococcus pneumoniae strains isolated on different continents

1992 • 124 citations

Nucleotide sequences of the pbpX genes encoding the penicillin‐binding proteins 2x from Streptococcus pneumoniae R6 and a cefotaxime‐resistant mutant, C506

1989 • 120 citations

Size and physical map of the chromosome of Haemophilus influenzae

1989 • 81 citations

Penicillin‐binding proteins in β‐lactam‐resistant laboratory mutants of Streptococcus pneumoniae

1987 • 77 citations

Antigenic Variation of Penicillin-Binding Proteins from Penicillin-Resistant Clinical Strains of Streptococcus pneumoniae

1991 • 73 citations

Donor deoxyribonucleic acid length and marker effect in pneumococcal transformation

1979 • 61 citations

Excision and repair of mismatched base pairs in transformation of Streptococcus pneumoniae

1980 • 51 citations

Genetic studies of cefotaxime resistance in Streptococcus pneumoniae: relationship to transformation deficiency

1993 • 6 citations