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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
4
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pubmed:dateCreated |
1991-4-23
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pubmed:abstractText |
A total of 1092 clinical isolates of Haemophilus influenzae (306 type b; 786 non-type-b), from five medical centers were obtained during 1987 and 1988. Disk diffusion antimicrobial susceptibilities were obtained for all isolates, and broth microdilution susceptibilities were obtained for 502 isolates. Beta-lactamase was produced by 34.3% of type-b and 22.1% of non-type-b isolates, with some geographic variations. Using disk diffusion antimicrobial susceptibility testing, all isolates were susceptible to ampicillin-sulbactam, ceftriaxone, cefuroxime, and rifampin; two isolates were resistant to chloramphenicol. Whether tested using a fixed ratio of ampicillin to sulbactam of 2:1 or a fixed concentration of sulbactam, the ampicillin-sulbactam combination demonstrated good activity against clinical isolates of H. influenzae. Only 8 of the 1092 isolates did not produce beta-lactamase but demonstrated MICs of greater than or equal to 2 micrograms/ml for ampicillin.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical |
http://linkedlifedata.com/resource/pubmed/chemical/Ampicillin,
http://linkedlifedata.com/resource/pubmed/chemical/Ceftriaxone,
http://linkedlifedata.com/resource/pubmed/chemical/Cefuroxime,
http://linkedlifedata.com/resource/pubmed/chemical/Chloramphenicol,
http://linkedlifedata.com/resource/pubmed/chemical/Rifampin,
http://linkedlifedata.com/resource/pubmed/chemical/Sulbactam,
http://linkedlifedata.com/resource/pubmed/chemical/beta-Lactamases,
http://linkedlifedata.com/resource/pubmed/chemical/sultamicillin
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pubmed:status |
MEDLINE
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pubmed:issn |
0732-8893
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
13
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
341-4
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pubmed:dateRevised |
2007-11-15
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pubmed:meshHeading |
pubmed-meshheading:2076596-Ampicillin,
pubmed-meshheading:2076596-Ceftriaxone,
pubmed-meshheading:2076596-Cefuroxime,
pubmed-meshheading:2076596-Chloramphenicol,
pubmed-meshheading:2076596-Drug Therapy, Combination,
pubmed-meshheading:2076596-Haemophilus influenzae,
pubmed-meshheading:2076596-Humans,
pubmed-meshheading:2076596-Microbial Sensitivity Tests,
pubmed-meshheading:2076596-Multicenter Studies as Topic,
pubmed-meshheading:2076596-Rifampin,
pubmed-meshheading:2076596-Sulbactam,
pubmed-meshheading:2076596-beta-Lactamases
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pubmed:articleTitle |
Antimicrobial susceptibility of clinical isolates of Haemophilus influenzae to ampicillin-sulbactam.
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pubmed:affiliation |
Department of Laboratories, St. Christopher's Hospital for Children, Philadelphia, PA 19133.
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pubmed:publicationType |
Journal Article,
Comparative Study
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