Ewa Szczuka

Summary

Affiliation: Adam Mickiewicz University
Country: Poland

Publications

  1. pmc Diversity of staphylococcal cassette chromosome mec elements in nosocomial multiresistant Staphylococcus haemolyticus isolates
    Ewa Szczuka
    Department of Microbiology, Institute of Experimental Biology, Faculty of Biology, Adam Mickiewicz University, ul Umultowska 89, Poznan, 61 614, Poland
    J Appl Genet 57:543-547. 2016
  2. pmc Molecular basis of resistance to macrolides, lincosamides and streptogramins in Staphylococcus hominis strains isolated from clinical specimens
    Ewa Szczuka
    Department of Microbiology, Institute of Experimental Biology, Faculty of Biology, Adam Mickiewicz University, ul Umultowska 89, 61 614, Poznan, Poland
    Folia Microbiol (Praha) 61:143-7. 2016
  3. pmc In Vitro Activity of Rifampicin Combined with Daptomycin or Tigecycline on Staphylococcus haemolyticus Biofilms
    Ewa Szczuka
    Department of Microbiology, Faculty of Biology, Institute of Experimental Biology, Adam Mickiewicz University, ul Umultowska 89, 61 614, Poznan, Poland
    Curr Microbiol 71:184-9. 2015
  4. doi request reprint Biofilm formation by Staphylococcus hominis strains isolated from human clinical specimens
    Ewa Szczuka
    Department of Microbiology, Institute of Experimental Biology, Faculty of Biology, Adam Mickiewicz University, ul Umultowska 89, 61 614, Poznan, Poland
    Folia Microbiol (Praha) 60:1-5. 2015
  5. doi request reprint Antimicrobial activity of tigecycline alone or in combination with rifampin against Staphylococcus epidermidis in biofilm
    Ewa Szczuka
    Department of Microbiology, Institute of Experimental Biology, Faculty of Biology, Adam Mickiewicz University, ul Umultowska 89, 61 614, Poznan, Poland
    Folia Microbiol (Praha) 59:283-8. 2014
  6. ncbi request reprint Characterization of Aeromonas caviae and A. veronii by standardized cellular protein electrophoretic patterns
    E Szczuka
    Department of Microbiology, Institute of Experimental Biology, Adam Mickiewicz University, 61 701 Poznan, Poland
    Folia Microbiol (Praha) 52:65-9. 2007
  7. doi request reprint Antimicrobial resistance and presence of ileS-2 gene encoding mupirocin resistance in clinical isolates of methicillin-resistant Staphylococcus sp
    E Szczuka
    Department of Microbiology, Institute of Experimental Biology, Adam Mickiewicz University, 61 614, Poznan, Poland
    Folia Microbiol (Praha) 54:153-6. 2009
  8. doi request reprint Biofilm density and detection of biofilm-producing genes in methicillin-resistant Staphylococcus aureus strains
    Ewa Szczuka
    Department of Microbiology, Institute of Experimental Biology, Faculty of Biology, Adam Mickiewicz University, ul Umultowska 89, 61 614, Poznan, Poland
    Folia Microbiol (Praha) 58:47-52. 2013
  9. ncbi request reprint Numerical analysis of electrophoretic periplasmic protein patterns of Aeromonas sp. strains
    Ewa Szczuka
    Department of Microbiology, Institute of Experimental Biology, Adam Mickiewicz University, ul Fredry 10, 61 701 Poznan, Poland
    Pol J Microbiol 54:91-5. 2005
  10. doi request reprint Coagulase-negative staphylococci: pathogenesis, occurrence of antibiotic resistance genes and in vitro effects of antimicrobial agents on biofilm-growing bacteria
    Ewa Szczuka
    Department of Microbiology, Institute of Experimental Biology, Faculty of Biology, Adam Mickiewicz University, ul Umultowska 89, 61 614 Poznan, Poland
    J Med Microbiol 65:1405-1413. 2016

Detail Information

Publications15

  1. pmc Diversity of staphylococcal cassette chromosome mec elements in nosocomial multiresistant Staphylococcus haemolyticus isolates
    Ewa Szczuka
    Department of Microbiology, Institute of Experimental Biology, Faculty of Biology, Adam Mickiewicz University, ul Umultowska 89, Poznan, 61 614, Poland
    J Appl Genet 57:543-547. 2016
    ..However, ccr sequence analysis does not allow the identification of a new allotype, based on a cut-off value of 85 % identity. The ccr genes in the S. haemolitycus strain showed ≥96 % sequence identity to the ccrAB2 genes...
  2. pmc Molecular basis of resistance to macrolides, lincosamides and streptogramins in Staphylococcus hominis strains isolated from clinical specimens
    Ewa Szczuka
    Department of Microbiology, Institute of Experimental Biology, Faculty of Biology, Adam Mickiewicz University, ul Umultowska 89, 61 614, Poznan, Poland
    Folia Microbiol (Praha) 61:143-7. 2016
    ..These studies indicated that resistance to MLSB in S. hominis is mostly based on the ribosomal target modification mechanism mediated by erm genes, mainly the erm(C), and enzymatic drug inactivation mediated by lnu(A)...
  3. pmc In Vitro Activity of Rifampicin Combined with Daptomycin or Tigecycline on Staphylococcus haemolyticus Biofilms
    Ewa Szczuka
    Department of Microbiology, Faculty of Biology, Institute of Experimental Biology, Adam Mickiewicz University, ul Umultowska 89, 61 614, Poznan, Poland
    Curr Microbiol 71:184-9. 2015
    ..125 to 2 µg/ml. These results indicated that the tigecycline/rifampicin combination was more effective against ica-independent biofilm, formed by S. haemolyticus strains, than the daptomycin/rifampicin combination. ..
  4. doi request reprint Biofilm formation by Staphylococcus hominis strains isolated from human clinical specimens
    Ewa Szczuka
    Department of Microbiology, Institute of Experimental Biology, Faculty of Biology, Adam Mickiewicz University, ul Umultowska 89, 61 614, Poznan, Poland
    Folia Microbiol (Praha) 60:1-5. 2015
    ..hominis. DNase did not have a significant effect on biofilms, which suggested that nucleic acid plays a minor role in the mature biofilm. ..
  5. doi request reprint Antimicrobial activity of tigecycline alone or in combination with rifampin against Staphylococcus epidermidis in biofilm
    Ewa Szczuka
    Department of Microbiology, Institute of Experimental Biology, Faculty of Biology, Adam Mickiewicz University, ul Umultowska 89, 61 614, Poznan, Poland
    Folia Microbiol (Praha) 59:283-8. 2014
    ..epidermidis growing in the biofilm ranged from 0.125 to 2 μg/mL. Tigecycline in combination with rifampin demonstrated higher activity against bacteria embedded in biofilms than tigecycline alone...
  6. ncbi request reprint Characterization of Aeromonas caviae and A. veronii by standardized cellular protein electrophoretic patterns
    E Szczuka
    Department of Microbiology, Institute of Experimental Biology, Adam Mickiewicz University, 61 701 Poznan, Poland
    Folia Microbiol (Praha) 52:65-9. 2007
    ..A. caviae and A. veronii were not distinguishable with respect to their ecological origin. However, strains with very similar protein patterns could dominate in a specific habitat...
  7. doi request reprint Antimicrobial resistance and presence of ileS-2 gene encoding mupirocin resistance in clinical isolates of methicillin-resistant Staphylococcus sp
    E Szczuka
    Department of Microbiology, Institute of Experimental Biology, Adam Mickiewicz University, 61 614, Poznan, Poland
    Folia Microbiol (Praha) 54:153-6. 2009
    ..aureus strains. Thirty-nine % of S. aureus strains were resistant only to beta-lactams. None of the MRSA strains carried ileS-2 gene; this gene was found in two strains of S. epidermidis...
  8. doi request reprint Biofilm density and detection of biofilm-producing genes in methicillin-resistant Staphylococcus aureus strains
    Ewa Szczuka
    Department of Microbiology, Institute of Experimental Biology, Faculty of Biology, Adam Mickiewicz University, ul Umultowska 89, 61 614, Poznan, Poland
    Folia Microbiol (Praha) 58:47-52. 2013
    ..aureus clones...
  9. ncbi request reprint Numerical analysis of electrophoretic periplasmic protein patterns of Aeromonas sp. strains
    Ewa Szczuka
    Department of Microbiology, Institute of Experimental Biology, Adam Mickiewicz University, ul Fredry 10, 61 701 Poznan, Poland
    Pol J Microbiol 54:91-5. 2005
    ..A significant protein electrophoretic heterogeneity was observed within the species A. hydrophila, A. bestiarum, A. salmonicida, A. caviae, A. media, and A. veronii biotype sobria...
  10. doi request reprint Coagulase-negative staphylococci: pathogenesis, occurrence of antibiotic resistance genes and in vitro effects of antimicrobial agents on biofilm-growing bacteria
    Ewa Szczuka
    Department of Microbiology, Institute of Experimental Biology, Faculty of Biology, Adam Mickiewicz University, ul Umultowska 89, 61 614 Poznan, Poland
    J Med Microbiol 65:1405-1413. 2016
    ..capitis, S. auricularis, S. lugdunensis, S. cohnii and S. caprae is multi-factorial, involving the ability of these bacteria to adhere to human epithelial cells, form biofilms and invade and destroy human cells...
  11. doi request reprint Clonality, virulence and the occurrence of genes encoding antibiotic resistance among Staphylococcus warneri isolates from bloodstream infections
    Ewa Szczuka
    1 Department of Microbiology, Institute of Experimental Biology, Faculty of Biology, Adam Mickiewicz University, Umultowska 89, 61 614 Poznan, Poland
    J Med Microbiol 65:828-36. 2016
    ..Results indicated that S. warneri have the ability to adhere, form biofilm, invade and destroy epithelial cells, which could be important mechanisms contributing to the development of diseases. ..
  12. pmc Virulence and the presence of aminoglycoside resistance genes of Staphylococcus haemolyticus strains isolated from clinical specimens
    Sylwia Krzyminska
    Department of Microbiology, Faculty of Biology, A Mickiewicz University, ul Umultowska 89, 61 614, Poznan, Poland
    Antonie Van Leeuwenhoek 107:857-68. 2015
    ..The process is inhibited by cytochalasin D. Moreover, they survived within the cells by residing in membrane bound compartments and induced apoptotic cell death. ..
  13. pmc Typing of clinical and environmental Aeromonas sp. strains by random amplified polymorphic DNA PCR, repetitive extragenic palindromic PCR, and enterobacterial repetitive intergenic consensus sequence PCR
    Ewa Szczuka
    Department of Microbiology, Institute of Experimental Biology, Adam Mickiewicz University, 61 701 Poznan, Poland
    J Clin Microbiol 42:220-8. 2004
    ..whereas REP-PCR was less effective for differentiating the isolates of Aeromonas spp...
  14. ncbi request reprint Clonal analysis of Staphylococcus aureus strains isolated in obstetric-gynaecological hospital
    Ewa Szczuka
    Department of Microbiology, Institute of Experimental Biology, Faculty of Biology, Adam Mickiewicz University, Umultowska 89, 61 614 Poznan, Poland
    Pol J Microbiol 59:161-5. 2010
    ..Moreover, we found that many medical staff workers were colonized with S. aureus and the transmission of these strains to patients is possible...
  15. pmc Staphylococcus haemolyticus strains target mitochondria and induce caspase-dependent apoptosis of macrophages
    Sylwia Krzyminska
    Department of Microbiology, Faculty of Biology, A Mickiewicz University, ul Umultowska 89, 61 614, Poznan, Poland
    Antonie Van Leeuwenhoek 102:611-20. 2012
    ..We observed that the induction of macrophage apoptosis could constitute an important mechanism of pathogenesis by which S. haemolyticus strains evade host immune defences and cause disease...