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  1. Article

    Open Access

    A Niclosamide-releasing hot-melt extruded catheter prevents Staphylococcus aureus experimental biomaterial-associated infection

    Biomaterial-associated infections are a major healthcare challenge as they are responsible for high disease burden in critically ill patients. In this study, we have developed drug-eluting antibacterial cathet...

    Jesus Augusto Vazquez-Rodriguez, Bahaa Shaqour, Clara Guarch-Pérez in Scientific Reports (2022)

  2. Chapter

    Biomaterial-Associated Infection: Pathogenesis and Prevention

    The use of medical devices, such as urinary stents, catheters, artificial heart valves, prosthetic joints and other implants, collectively often referred to as “biomaterials” has increased dramatically over th...

    Martijn Riool, Sebastian A. J. Zaat in Urinary Stents (2022)

  3. No Access

    Protocol

    Photochemical Internalization as a New Strategy to Enhance Efficacy of Antimicrobial Agents Against Intracellular Infections

    Pathogens such as Staphylococcus aureus are able to survive in many types of host cells including phagocytes such as neutrophils and macrophages, thereby resulting in intracellular infections. Treatment of intrac...

    **aolin Zhang, Leonie de Boer, Sebastian A. J. Zaat in Photodynamic Therapy (2022)

  4. Article

    Open Access

    Interlaboratory study for the evaluation of three microtiter plate-based biofilm quantification methods

    Microtiter plate methods are commonly used for biofilm assessment. However, results obtained with these methods have often been difficult to reproduce. Hence, it is important to obtain a better understanding o...

    Jontana Allkja, Frits van Charante, Juliana Aizawa, Inés Reigada in Scientific Reports (2021)

  5. Article

    Open Access

    A zebrafish high throughput screening system used for Staphylococcus epidermidisinfection marker discovery

    Staphylococcus epidermidis bacteria are a major cause of biomaterial-associated infections in modern medicine. Yet there is little known about the host responses against this normally innocent bacterium in the co...

    Wouter J Veneman, Oliver W Stockhammer, Leonie de Boer, Sebastian A J Zaat in BMC Genomics (2013)

  6. No Access

    Book

    Biomaterials Associated Infection

    Immunological Aspects and Antimicrobial Strategies

    T. Fintan Moriarty, Sebastian A.J. Zaat (2013)

  7. No Access

    Book

  8. No Access

    Chapter

    Preventive Measures Against Transcutaneous Device Infections

    Transcutaneous medical devices are indispensible in medicine. Infection is the most frequently reported complication of indwelling devices and is associated with substantial costs, morbidity, and even mortalit...

    Paul H. S. Kwakman, Sebastian A. J. Zaat in Biomaterials Associated Infection (2013)

  9. No Access

    Chapter

    Structure–Function Relationships of Antimicrobial Chemokines

    The chemokines are a group of small chemotactic cytokines that play an important role in the innate and adaptive immune system. Their main function is related to the recruitment of white blood cells to sites o...

    Mauricio Arias, Sebastian A. J. Zaat in Antimicrobial Peptides and Innate Immunity (2013)

  10. No Access

    Chapter

    Tissue Colonization in Biomaterial-Associated Infection

    Biomedical devices made of biomaterials predispose to infection as they provide surfaces for biofilm formation by microorganisms. Moreover, their presence in host tissue also compromises the local host immune ...

    Sebastian A. J. Zaat in Biomaterials Associated Infection (2013)

  11. No Access

    Article

    Cyclic Tritrpticin Analogs with Distinct Biological Activities

    Tritrpticin is a Trp-, Arg-, and Pro-rich cathelicidin peptide with promising antimicrobial activity. Cyclic analogs of tritrpticin were designed using two different approaches: circularization of the backbone...

    Leonard T. Nguyen, Johnny K. Chau in Probiotics and Antimicrobial Proteins (2011)

  12. Article

    Isolation and Characterization of Promoter Regions from Streptococcus gordonii CH1

    We aimed to identify transcription signal sequences from Streptococcus gordonii strain CH1 by random chromosomal cloning. Five genomic fragments from a Sau3A digest, which constitutively activated transcription ...

    Aldwin J.M. Vriesema, Jacob Dankert, Sebastian A.J. Zaat in Current Microbiology (1999)

  13. No Access

    Chapter

    Cell-Adherent Glucan Does Not Protect Endocarditis-Causing Viridans Streptococci against Bactericidal Proteins from Human Blood Platelets

    Viridans streptococci are the major cause of native valve infective endocarditis. The ability of isolates to produce an extracellular glucan (dextran) polysaccharide (EPS) has been assumed to enhance bacterial...

    Sebastian A. J. Zaat, Maaike Koper, Henny Grasselier in Streptococci and the Host (1997)

  14. No Access

    Chapter

    Selection System for the Isolation of in Vivo Activated Promoters from Endocarditis-Causing Viridans Streptococci

    Infective endocarditis (IE) is a serious infection of the heart with a high morbidity and mortality. In the case of native valve endocarditis (NVE), the infection is often associated with cardiac abnormalities...

    Aldwin J. M. Vriesema, Sebastian A. J. Zaat, Rene Brinkman in Streptococci and the Host (1997)

  15. No Access

    Article

    Analysis of the major inducers of the Rhizobium nodA promoter from Vicia sativa root exudate and their activity with different nodD genes

    Root exudate of Vicia sativa contains 7 inducers for the nodA promoter of Rhizobium leguminosarum biovar viciae. Six of these inducers are flavanones. One inducer was identified as 3,5,7,3′-tetrahydroxy-4′-methox...

    Sebastian A. J. Zaat, Jan Schripsema, Carel A. Wijffelman in Plant Molecular Biology (1989)

  16. No Access

    Chapter and Conference Paper

    Flavonoid Compounds as Molecular Signals in Rhizobium — Legume Symbiosis

    The bacterium Rhizobium nodulates leguminous and some non -leguminous plants and establishes a symbiotic relationship with its host plant in which the bacterium fixes nitrogen, after differentiation to bacteroids...

    Sebastian A. J. Zaat, Herman P. Spaink in Cell to Cell Signals in Plant, Animal and … (1988)