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Institut für Lebensmittelsicherheit und -hygiene

2015

Original- und Übersichtsarbeiten

Cernela, N., Zweifel, C., Stephan, R. (2015). Evaluation of the CHROMagarTM STEC medium for the detection of Shiga toxin-producing Escherichia coli. Journal of Food Safety and Food Quality 66, 28-32.

Costanzo, N., Santoro, A, Peretti, V., Proroga, Y.T.R., Sarno, E. (2015). Lack of evidence so far for Noroviruses in food samples collected on cruise ships sailing the Mediterranean waters. International Food Research Journal 22, 1801-1805.

Costanzo, N., Sarno, E., Peretti, V., Ciambrone, L., Casalinuovo, F., Santoro, A. (2015). Serological and molecular investigation of swine hepatitis E virus in pigs raised in Southern Italy. Journal of Food Protection 78, 2099–2102.

Ebner, R., Stephan, R., Althaus, D., Brisse, S., Maury, M., Tasara, T. (2015). Phenotypic and genotypic characteristics of Listeria monocytogenes strains isolated during 2011-2014 from different food matrices in Switzerland. Food Control 57, 321-326.

Eshwar, A., Tasara, T., Stephan, R., Lehner, A. (2015). Influence of FkpA variants on survival and replication of Cronobacter spp. in human macrophages. Research in Microbiology 166, 186-195.

Fehr, A., Eshwar, A., Neuhauss, S., Rütten, M., Lehner, A., Vaughan, L. (2015). Evaluation of zebrafish as a model to study the pathogenesis of the opportunistic pathogen Cronobacter turicensis. Emerging Microbes and Infections 4, e29; doi:10.1038/emi.2015.29.

Johler, S., Giannini, P., Jermini, M., Hummerjohann, J., Baumgartner, A., Stephan, R. (2015). Further evidence for Staphylococcal food poisoning outbreaks caused by egc-encoded enterotoxins. Toxins 7, 997-1004.

Johler, S., Weder, D., Bridy, C., Huguenin, M.C., Robert, L., Hummerjohann, J., Stephan, R. (2015). Outbreak of Staphylococcal Food Poisoning among children and staff at a Swiss boarding school due to soft cheese made from raw milk. Journal of Dairy Science 98, 2944-2948.

Kanengoni, A.T., Chimonyo, M., Tasara, T., Cormican, P., Chapwanya, A., Ndimba, B.K., Dzama, K. (2015). A comparison of faecal microbial populations of South African Windsnyer-type indigenous pigs (SAWIP) and Large White x Landrace (LW x LR) crosses fed diets containing ensiled maize cobs. FEMS Microbiology Letters 362(13):fnv100. doi: 10.1093/femsle/fnv100.

Knoblauch, A.M., Bratschi, M.W., Zuske, M.K., Althaus, D., Stephan, R., Hächler, H., Baumgartner, A., Prager, R., Rabsch, W., Altpeter, E., Jost, M., Mäusezahl, M., Hatz, C., Kiefer, S. (2015). Cross-border outbreak of Salmonella enterica ssp. enterica serovar Bovismorbificans: multiple approaches for an outbreak investigation in Germany and Switzerland. Swiss Medical Weekly 145:w14182. doi: 10.4414/smw.2015.14182.

Margot, H., Zwietering, M.H., Joosten, H., O`Mahony, E., Stephan, R. (2015). Evaluation of different buffered peptone water (BPW) based enrichment broths for detection of Gram-negative foodborne pathogens from various food matrices. International Journal of Food Microbiology 214, 109–115.

Masoud-Landgraf, L., Johler, S., Badura, A., Feierl, G., Luxner, J., Wagner-Eibel, U., Eber, E., Zarfel, G., Grisold, A.J. (2015). Genetic and phenotypic characteristics of Staphylococcus aureus isolates from cystic fibrosis patients in Austria. Respiration 89, 390-395.

Merz, A., Stephan, R., Johler, S. (2015). Genotyping and DNA microarray based characterization of S. aureus isolated form rabbit carcasses. Meat Science 112,86-89.

Mossong, J., DeCruyenaere, F., Moris, G., Ragimbeau, C., Olinger, Ch., Johler, S., Perrin, M., Hau, P., Weicherding, P. (2015). Investigation of a staphylococcal food poisoning outbreak combining case–control, traditional typing and whole genome sequencing methods, Luxembourg, June 2014. Eurosurveillance 20(45):pii=30059.

Nüesch-Inderbinen, M., Abgottspon, H., Sägesser, G., Cernela, N., Stephan, R. (2015). Antimicrobial susceptibility of travel-related Salmonella enterica serovar Typhi isolates detected in Switzerland (2002-2013) and molecular characterization of quinolone resistant isolates. BMC Infectious Diseases 15:212.

Nüesch-Inderbinen, M., Cernela, N., Althaus, D., Hächler, H., Stephan, R. (2015). Salmonella enterica serovar Szentes, a rare serotype causing a 9-month outbreak in 2013 and 2014 in Switzerland. Foodborne Pathogens and Disease 12, 887-890.

Nüesch-Inderbinen, M., Cernela, N., Hächler, H., Stephan, R. (2015). Characteristics of Salmonella enterica serotype Schwarzengrund associated with human infections in Switzerland: 2006-2010. Journal of Food Safety and Food Control 66, 56-60.

Nüesch-Inderbinen, M., Funk, J., Cernela, N., Tasara, T., Klumpp, J., Schmidt, H., Stephan, R. (2015). Prevalence of Subtilase cytotoxin-encoding subAB variants among Shiga toxin-producing Escherichia coli strains isolated from wild ruminants and sheep differs from that of cattle and pigs and is predominated by the new allelic variant subAB2-2. International Journal of Medical Microbiology 305, 124-128.

Nüesch-Inderbinen, M., Zurfluh, K., Peterhans, S., Hächler, H., Stephan, R. (2015). Assessment of the prevalence of extended-spectrum ß-Lactamase-producing Enterobacteriaceae in ready-to-eat salads, fresh-cut fruit, and sprouts from the Swiss market. Journal of Food Protection 78, 1178–1181.

Peng, S., Weik, D., Stephan, R., Hummerjohann, J. (2015). Behaviour of an Escherichia coli strain deleted in the salt stress response gene kdpA during production and ripening of a semi-hard cheese. Journal of Food Safety and Food Control 66,46-50.

Ruf, J., Johler, S., Merz, A., Stalder, U., Hässig, M. (2015). Success of interventions in mastitis problems with Staphylococcus aureus after the introduction of an automatic milking system. Schweizer Archiv für Tierheilkunde 157, 153-156.

Sarno, E., Tasara, T., Stephan, R., Zweifel, C. (2015). Characteristics of Listeria monocytogenes strains isolated from fecal samples of healthy slaughtered livestock. Journal of Food Safety and Food Control 66, 113-116.

Schauer, K., Lehner, A., Dietrich, R., Kleinsteuber, I., Canals, R., Zurfluh, K., Weiner, K., Märtlbauer, E. (2015). A Cronobacter turicensis O1 antigen specific monoclonal antibody inhibits bacterial motility and entry into epithelial cells. Infection and Immunity 83, 876-887.

Sidler, X., Eichhorn, J., Geiser, V., Bürgi, E. Schüpbach, G., Overesch, G., Stephan, R., Schmitt, S., Hässig, M., Sydler, T. (2015). Lungen- und Pleuraläsionen vor und nach der Flächensanierung gegen Enzootische Pneumonie und Actinobazillose sowie Organ- und Schlachtkörperveränderungen bei Schlachtschweinen in der Schweiz. Schweizer Archiv für Tierheilkunde 157, 665-673.

Sihto, H.M., Tasara, T., Stephan, R., Johler, S. (2015). Temporal expression of the staphylococcal enterotoxin D gene under NaCl stress conditions encountered during food production and preservation. FEMS Microbiology Letters 362(6). pii: fnv024. doi: 10.1093/femsle/fnv024.

Stephan, R., Althaus, D., Kiefer, S., Lehner, A., Hatz, C., Schmutz, C., Jost, M., Gerber, N., Baumgartner, A., Hächler, H., Mäusezahl-Feuz, M. (2015). Foodborne transmission of Listeria monocytogenes via ready-to-eat salad: a nationwide outbreak in Switzerland, 2013-2014. Food Control 57, 14-17.

Stevens, M., Stephan, R., Johler, S. (2015). Complete and assembled genome sequence of Staphylococcus aureus RKI4 - a food poisoning strain exhibiting a novel SaPI carrying seb. Genome Announcements 2,3(4). pii: e00769-15.

Tall, B.D., Gangiredla, J., Gopinathrao, G., Yan, Q., Chase, H.R., Lee, B., Hwang, S., Trach, L., Park, E., Yoo, Y., Chung, T., Jackson, S., Patel, I., Sathyamoorthy, V., Pavaripoll, M., Kotewicz, M., Carter, L., Iversen, C., Pagotto, F., Stephan, R., Lehner, A., Fanning, S., Grim, C. (2015). Development of a custom-designed, pan genomic DNA microarray to characterize strain-level diversity among Cronobacter spp.. Front. Pediatr. 3:36. doi:10.3389/fped.2015.00036

Tasara, T., Ebner, R., Klumpp, J., Stephan, R. (2015). The complete genome sequence of Listeria monocytogenes N2306, a strain associated with the 2013-2014 listeriosis outbreak in Switzerland. Genome Announcements 28;3(3). pii: e00553-15.

Walland, J. Lauper, J., Frey, J., Imhof, R., Stephan, R., Seuberlich, T., Oevermann, A. (2015). Listeria monocytogenes infection in ruminants: Is there a link to the environment, food and human health? A review. Schweizer Archiv für Tierheilkunde 157, 319-328.

Wang, J., Stephan , R., Zurfluh , K., Hächler , H., Fanning, S. (2015). Characterization of the genetic environment of blaESBL genes, integrons and toxin-antitoxin systems identified on large transferrable plasmids in multi-drug resistant Escherichia coli. Front. Microbiol. 5:716. doi:10.3389/fmicb.2014.00716.

Yan, Q., Wang, J., Gangiredla, J., Cao, Y., Martins, M., Gopinath, G., Stephan, R., Lampel, K., Tall, B., Fanning, S. (2015). Comparative genotypic and phenotypic analysis of Cronobacter species cultured from four powdered infant formula production facilities - indication of patho-adaptation along the food chain. Applied and Environmental Microbiology 81, 4388–4402.

Zurfluh, K., Cernela, N., Stephan, R. (2015). Quinolone resistance mechanisms among extended-spectrum beta-lactamase (ESBL)-producing Escherichia coli isolated from farm animals in Switzerland. Schweizer Archiv für Tierheilkunde 157, 59-62.

Zurfluh, K., Glier, M., Hächler, H., Stephan, R. (2015). Replicon typing of plasmids carrying blaCTX-M-15 among Enterobacteriaceae isolated at the environment, livestock and human interface. Science of the Total Environment 521–522, 75–78.

Zurfluh, K., Nüesch-Inderbinen, M., Morach, M., Zihler Berner, A., Hächler, H., Stephan, R. (2015). Extended-spectrum ß-lactamase-producing-Enterobacteriaceae in vegetables imported from the Dominican Republic, India, Thailand and Vietnam. Applied and Environmental Microbiology 81, 3115–3120.

Zurfluh, K., Nüesch-Inderbinen, M., Poirel, L., Nordmann, P., Hächler, H., Stephan, R. (2015). Emergence of Escherichia coli producing OXA-48 beta-lactamase in the community in Switzerland. Antimicrobial Resistance and Infection Control 4:9. DOI: 10.1186/s13756-015-0051-x.

Zurfluh, K., Poirel, L., Nordmann, P., Klumpp, J., Stephan, R. (2015). First detection of Klebsiella variicola producing OXA-181 carbapenemase in fresh vegetable imported from Asia to Switzerland. Antimicrobial Resistance and Infection Control 4:38.

Zurfluh, K., Power, K.A., Klumpp, J., Wang, J., Fanning, S., Stephan, R. (2015). A novel Tn3-like composite transposon harbouring blaVIM-1 in Klebsiella pneumoniae ssp. pneumoniae isolated from river water. Microbial Drug Resistance 21, 43-49.

Zweifel, C., Althaus, D., Stephan, R. (2015). Effects of slaughter operations on the microbiological contamination of broiler carcasses in three abattoirs. Food Control 51, 37-42.

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Buchbeiträge

Stephan, R. Nachweis multiresistenter Bakterien in Lebensmitteln (Beispiel MRSA und ESBL-bildende Enterobacteriaceae). in: Mikrobiologische Untersuchung von Lebensmitteln, Hrsg. Baumgart, Becker, Stephan, Behr’s Verlag ISBN: 978-3-86022-160-0.

Zweifel, C., Stephan, R. Untersuchung von Lebensmitteln – Schlachttierkörper. in: Mikrobiologische Untersuchung von Lebensmitteln, Hrsg. Baumgart, Becker, Stephan, Behr’s Verlag ISBN: 978-3-86022-160-0.

Zweifel, C., Stephan, R. Untersuchung von Lebensmitteln – Fleischerzeugnisse. in: Mikrobiologische Untersuchung von Lebensmitteln, Hrsg. Baumgart, Becker, Stephan, Behr’s Verlag ISBN: 978-3-86022-160-0. in press

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Dissertationen

Capek, M. (2015). Process analysis of cattle slaughtering in two abattoirs: influence of process stages on the microbiological contamination of carcasses. (Dr. med. vet.)

Ebner, R. (2015). Phenotypic and genotypic characteristics of Listeria monocytogenes strains isolated during 2011-2014 from different food matrices in Switzerland. (Dr. med. vet.)

Müller, A.M. (2015). Distribution of virulence factors in ESBL-producing Escherichia coli isolated at the environment, livestock, food and human interface. (Dr. med. vet.)

Zurfluh, K. (2015). Emergence of Enterobacteriaceae resistant to modern beta-lactam and/or quinolone antibiotics at the human-animal-environment interface. (Dr. sc. ETH)

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Masterarbeiten (Vetsuisse-Fakultät)

Fierz, L. (2015). Characteristics of Listeria monocytogenes strains isolated from tonsils of pigs at slaughterhouse level.

Hindermann, D. (2015). Occurrence and characteristics of carbapenemase producers and highly aminoglycoside resistant Gram-negative bacteria in farm animals sampled at slaughterhouse level.

Hochreutener, M.S. (2015). Mikrobiologische Qualität von Schlachtnebenprodukten verschiedener Tierarten und Herkunftsbetriebe.

Morach, M. (2015). Occurrence and characteristics of extended-spectrum beta-lactamase (ESBL)- and carbapenemase-producing Enterobacteriaceae in raw vegetables imported from Asia (with focus on India).

Peterhans, S. (2015). Characterization of ESBL-producing Enterobacteriaceae isolated from ready-to-eat lettuce, fresh-cut fruits and sprouts collected from the Swiss market.

Rüttener, M. (2015). Vorkommen von lebensmittelübertragbaren Pathogenen und ESBL-bildenden Enterobacteriaceae in pflanzlichen Primärprodukten und in Bewässerungswasserproben erhoben im Rahmen eines Monitoringprogramms eines Lebensmittelbetriebes in der Schweiz.

Ziegler, M. (2015). Untersuchungen zur mikrobiologische Qualität von Weichkäse aus dem Sortiment eines grossen Schweizer Detailhändlers.

Zogg, A.L. (2015). Prevalence and characteristics of extended-spectrum beta-lactamase (ESBL) producing Enterobacteriaceae, Meticillin-resistant S. aureus (MRSA) and Salmonella in Swiss and imported raw poultry meat collected at retail level.

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Masterarbeiten (UZH / ETH)

Freitag, J. (2015). Role of cold shock proteins in Listeria monocytogenes resistance to nisin and Benzalkonium chlorid.

Weiterführende Informationen

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