P H Roy
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Explore the profile of P H Roy including associated specialties, affiliations and a list of published articles.
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55
Citations
2232
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Recent Articles
1.
Huletsky A, Giroux R, Rossbach V, Gagnon M, Vaillancourt M, Bernier M, et al.
J Clin Microbiol
. 2004 May;
42(5):1875-84.
PMID: 15131143
Molecular methods for the rapid identification of methicillin-resistant Staphylococcus aureus (MRSA) are generally based on the detection of an S. aureus-specific gene target and the mecA gene. However, such methods...
2.
Messier N, Roy P
J Bacteriol
. 2001 Oct;
183(22):6699-706.
PMID: 11673443
Integrons are genetic elements capable of integrating genes by a site-specific recombination system catalyzed by an integrase. Integron integrases are members of the tyrosine recombinase family and possess the four...
3.
Martineau F, Picard F, Ke D, Paradis S, Roy P, Ouellette M, et al.
J Clin Microbiol
. 2001 Jun;
39(7):2541-7.
PMID: 11427566
We have developed a PCR-based assay which allows the detection of staphylococci at the genus level by targeting the tuf gene, which encodes the elongation factor Tu. Degenerate PCR primers...
4.
Zhou M, Lu M, Qiu W, Campbell R, Nahoum V, Lapointe J, et al.
Acta Crystallogr D Biol Crystallogr
. 2001 Feb;
57(Pt 2):281-3.
PMID: 11173480
Crystals of chloramphenicol acetyltransferase B2, an enzyme encoded by the transposon Tn2424 from Escherichia coli, have been obtained utilizing polyethylene glycol as a precipitant. The enzyme inactivates the antibiotic chloramphenicol...
5.
Ke D, Boissinot M, Huletsky A, Picard F, Frenette J, Ouellette M, et al.
J Bacteriol
. 2000 Nov;
182(24):6913-20.
PMID: 11092850
The elongation factor Tu, encoded by tuf genes, is a GTP binding protein that plays a central role in protein synthesis. One to three tuf genes per genome are present,...
6.
Martineau F, Picard F, Grenier L, Roy P, Ouellette M, Bergeron M
J Antimicrob Chemother
. 2000 Oct;
46(4):527-34.
PMID: 11020248
Multiresistant staphylococci (82 Staphylococcus aureus and 114 coagulase-negative staphylococci) were characterized by testing with rapid multiplex polymerase chain reaction (PCR) assays for species identification and detection of associated antibiotic resistance...
7.
Martineau F, Picard F, Menard C, Roy P, Ouellette M, Bergeron M
J Clin Microbiol
. 2000 Sep;
38(9):3280-4.
PMID: 10970371
Staphylococcus saprophyticus is one of the most frequently encountered microorganisms associated with acute urinary tract infections (UTIs) in young, sexually active female outpatients. Conventional identification methods based on biochemical characteristics...
8.
Lansac N, Picard F, Menard C, Boissinot M, Ouellette M, Roy P, et al.
Eur J Clin Microbiol Infect Dis
. 2000 Aug;
19(6):443-51.
PMID: 10947220
This study presents the development of polymerase chain reaction (PCR)-based tests for the identification and detection of Neisseria species and Neisseria meningitidis. Currently, isolating and identifying these pathogens using conventional...
9.
Bergeron M, Ke D, Menard C, Picard F, Gagnon M, Bernier M, et al.
N Engl J Med
. 2000 Jul;
343(3):175-9.
PMID: 10900276
Background: Group B streptococcal infections are an important cause of neonatal morbidity and mortality. A rapid method for the detection of this organism in pregnant women at the time of...
10.
Development of conventional and real-time PCR assays for the rapid detection of group B streptococci
Ke D, Menard C, Picard F, Boissinot M, Ouellette M, Roy P, et al.
Clin Chem
. 2000 Mar;
46(3):324-31.
PMID: 10702518
Background: Group B streptococci (GBS), or Streptococcus agalactiae, are the leading bacterial cause of meningitis and bacterial sepsis in newborns. Currently available rapid methods to detect GBS from clinical specimens...