TKADLEC, Jan, Oto MELTER, Eva BUKÁČKOVÁ, Libor FILA, Roman PANTŮČEK, Adéla INDRÁKOVÁ, Tibor BOTKA and Vladislava RŮŽIČKOVÁ. Staphylococcus aureus in Czech cystic fibrosis patients – prospective study. Journal of Cystic Fibrosis. Netherlands: Elsevier BV, 2014, vol. 13, S2, p. S70, 1 pp. ISSN 1569-1993. Available from: https://dx.doi.org/10.1016/S1569-1993(14)60232-0.
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Basic information
Original name Staphylococcus aureus in Czech cystic fibrosis patients – prospective study
Authors TKADLEC, Jan, Oto MELTER, Eva BUKÁČKOVÁ, Libor FILA, Roman PANTŮČEK, Adéla INDRÁKOVÁ, Tibor BOTKA and Vladislava RŮŽIČKOVÁ.
Edition Journal of Cystic Fibrosis, Netherlands, Elsevier BV, 2014, 1569-1993.
Other information
Original language English
Type of outcome Article in a journal
Field of Study Genetics and molecular biology
Country of publisher Netherlands
Confidentiality degree is not subject to a state or trade secret
WWW URL
Impact factor Impact factor: 3.475
Organization unit Faculty of Science
Doi http://dx.doi.org/10.1016/S1569-1993(14)60232-0
Keywords in English Staphylococcus aureus; small colony variants; cystic fibrosis; enterotoxin genes
Tags AKR
Tags International impact, Reviewed
Changed by Changed by: Mgr. Tibor Botka, Ph.D., učo 177238. Changed: 3/7/2023 23:59.
Abstract
Altogether, 242 respiratory isolates of S. aureus from 105 patients with CF were collected in 2011–2012. The isolates were typed by PFGE and screened for susceptibility to antibiotics and presence of resistance and virulence genes. Small colony variants (SCV) were identified and tested for auxotrophy. Results: Total of 142/58 (isolates/patients) were resistant to MLSb antibiotics (Macrolides-Lincosamides-Streptogramin B), 25/13 were resistant to aminoglycosides and 6/5 were MRSA. MLSb resistance was associated with genes from erm family or msrA gene. Isolates resistant to aminoglycosides harboured aadC, aphA3 or aac-aphD gene. mecA gene was detected in all of 6 MRSA isolates. Most frequent virulence genes detected in the isolates (n = 242) were genes for enterotoxins seg (n = 137), sei (n = 128), sec (n = 38), sea (n = 19), sej (n = 15) and seh (n = 18). Other virulence genes were not found or found sporadically. Isolates with SCV phenotype (n = 19), all thymidine auxotrophs, were isolated in 9 patients. Isolates were separated in to the 39 different pulsotypes by PFGE with two dominant pulsotypes of 61 isolates from 27 patient (26%) and 28 isolates from 10 patients (12%) respectively.
Links
NT12395, research and development projectName: Molekulární průkaz a analýza invazivních kmenů small colony variants (SCV) a rezistentních kmenů S. aureus od pacientů s cystickou fibrózou
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