Literature DB >> 4604016

A new dihydrofolate reductase with low trimethoprim sensitivity induced by an R factor mediating high resistance to trimethoprim.

O Sköld, A Widh.   

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Year:  1974        PMID: 4604016

Source DB:  PubMed          Journal:  J Biol Chem        ISSN: 0021-9258            Impact factor:   5.157


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  28 in total

1.  The dhfrI trimethoprim resistance gene of Tn7 can be found at specific sites in other genetic surroundings.

Authors:  L Sundström; O Sköld
Journal:  Antimicrob Agents Chemother       Date:  1990-04       Impact factor: 5.191

2.  Bacteriophage T4 virion dihydrofolate reductase: approaches to quantitation and assessment of function.

Authors:  R A Mosher; A B DiRenzo; C K Mathews
Journal:  J Virol       Date:  1977-09       Impact factor: 5.103

3.  Trimethoprim resistance in South African isolates of aerobic gram-negative faecal flora.

Authors:  P V Adrian; H J Koornhof; B A Wylie
Journal:  Eur J Clin Microbiol Infect Dis       Date:  1993-12       Impact factor: 3.267

4.  A novel dihydrofolate reductase cassette inserted in an integron borne on a Tn21-like element.

Authors:  E Heikkilä; M Skurnik; L Sundström; P Huovinen
Journal:  Antimicrob Agents Chemother       Date:  1993-06       Impact factor: 5.191

5.  High-level resistance to trimethoprim in clinical isolates of Campylobacter jejuni by acquisition of foreign genes (dfr1 and dfr9) expressing drug-insensitive dihydrofolate reductases.

Authors:  A Gibreel; O Sköld
Journal:  Antimicrob Agents Chemother       Date:  1998-12       Impact factor: 5.191

6.  Identification of the type I trimethoprim-resistant dihydrofolate reductase specified by the Escherichia coli R-plasmid R483: comparison with procaryotic and eucaryotic dihydrofolate reductases.

Authors:  C C Simonsen; E Y Chen; A D Levinson
Journal:  J Bacteriol       Date:  1983-09       Impact factor: 3.490

7.  Alpha-pyridine nucleotides as substrates for a plasmid-specified dihydrofolate reductase.

Authors:  S L Smith; J J Burchall
Journal:  Proc Natl Acad Sci U S A       Date:  1983-08       Impact factor: 11.205

8.  R-factor-mediated resistance to sulfonamides by a plasmid-borne, drug-resistant dihydropteroate synthase.

Authors:  O Sköld
Journal:  Antimicrob Agents Chemother       Date:  1976-01       Impact factor: 5.191

9.  Appearance of a new trimethoprim resistance gene, dhfrIX, in Escherichia coli from swine.

Authors:  C Jansson; O Sköld
Journal:  Antimicrob Agents Chemother       Date:  1991-09       Impact factor: 5.191

10.  Analysis of genetic localization of the type I trimethoprim resistance gene from Escherichia coli isolated in Finland.

Authors:  E Heikkilä; L Sundström; M Skurnik; P Huovinen
Journal:  Antimicrob Agents Chemother       Date:  1991-08       Impact factor: 5.191

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