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situations, the silver impregnated cutting boards tested in the current study did not inhibit the formation of biofilms by either L. monocytogenes or P. putida at 25°C. ACKNOWLEDGMENTS The authors gratefully acknowledge expert technical assistance by Eric S. Adams. REFERENCES 1. Beresford, M. R., P. W. Andrew, and G. Shama. 2001. Listeria monocytogenes adheres to many materials found in food-processing environments. J. Appl. Microbiol. 90:1000–1005. 2. Berrang, M. E., R. J. Meinersmann, J. F. Frank, D. P. Smith, and L. L. Genzlinger. 2005. Distribution of Listeria monocytogenes subtypes within a poultry further processing plant. J. Food Prot. 68:980–985. 3. Frank, J. F., and R. A. Koffi. 1995. Surface-adherent growth of Listeria monocytogenes is associated with increased resistance to surfactant sanitizers and heat. J. Food Prot. 53:550–554. 4. Frye, D. M., R. Zweig, J. Sturgeon, M. Tormey, M. LeCavalier, I. Lee, L. Lawani, and L. Mascola. 2002. An outbreak of febrile gastroenteritis associated with delicatessen meat contaminated with Listeria monocytogenes. Clin. Infect. Dis. 35:943– 949. 5. Hassan, A. N., D. M. Birt, and J. F. Frank. 2004. Behavior of Listeria monocytogenes in a Pseudomonas putida biofilm on a condensateforming surface. J. Food Prot. 67:322– 327. 6. Kampmann,Y., E. De Clerck, S. Kohn, D. K. Patchala, R. Langerock, and J. Kreyenschmidt. 2008. Study on the antimicrobial effect of silver-containing inner liners in refrigerators. J. Appl. Microbiol. 104:1808–1814. 7. Lunden, J. M., M. K. Miettinen, T. J. Autio, and H. J. Korkeala. 2000. Persistent Listeria monocytogenes strains show enhanced adherence to food contact surface after short contact times. J. Food Prot. 63:1204–1207. 8. MacKeen, P. C., S. Person, S. C. Warner,W. Snipes, and S. E. Stevens. 1987. Silver-coated nylon fiber as an antibacterial agent. Antimicrob. Agents Chemother. 31:93–99. 9. Mead, P. S., E. F. Dunne, L. Graves, M. Wiedmann, M. Patrick, S. Hunter, E. Salehi, F. Mostashari, A. Craig, P. Mshar, T. Bannerman, B. D. Sauders, P. Hayes, W. Dewitt, P. Sparling, P. Griffin, D. Morse, L. Slutsker, and B. Swaminathan. 2006. Nationwide outbreak of listeriosis due to contaminated meat. Epidemiol. Infect. 134:744–751. 10. Rodriguez, A., W. R. Autio, and L. A. McLandsborough. 2007. Effect of biofilm dryness on the transfer of Listeria monocytogenes biofilms grown on stainless steel to bologna and hard salami. J. Food Prot. 70:2480–2484. 11. Silva, S., P. Teixeira, R. Oliveira, and J. Azeredo. 2008. Adhesion to and viability of Listeria monocytogenes on food contact surfaces. J. Food Prot. 71:1379–1385. 12. Vorst, K. L., E. C. Todd, and E. T. Rysert. 2006. Transfer of Listeria monocytogenes during mechanical slicing of turkey breast, bologna, and salami. J. Food Prot. 69:619–626. 13. Yang, H., P.A. Kendall, L. C. Medeiros, and J. N. Sofos. 2009. Efficacy of sanitizing agents against Listeria monocytogenes biofilms on highdensity polyethylene cutting board surfaces. J. Food Prot. 72:990–998. MARCH 2010 | FOOD PROTECTION TRENDS
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Food Protection Trends - March 2010

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