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Items where Author is "Karatzas, Dr Kimon-Andreas"

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Article

argiri, a., Zoumpopoulou, g., Karatzas, K.-A., Tsakalidou, e., Nychas, G.-J., Panagou, E. and Tassou, C. (2013) Selection of potential probiotic lactic acid bacteria from fermented olives by in vitro tests. Food Microbiology, 33 (2). pp. 282-291. ISSN 0740-0020

Connolly, J., Valdramidis, V. P., Byrne, E., Karatzas, K.-A., Cullen, P. J., Keener, K. M. and Mosnier, J. P. (2013) Characterization and antimicrobial efficacy against E. coli of a helium/air plasma at atmospheric pressure created in a plastic package. Journal of Physics D: Applied Physics, 46 (3). 035401. ISSN 1361-6463 doi: 10.1088/0022-3727/46/3/035401

Feehily, C., O'Byrne, C.P. and Karatzas, K. A. G. (2013) Functional γ-aminobutyrate shunt in Listeria monocytogenes: role in acid tolerance and succinate biosynthesis. Applied and Environmental Microbiology, 79 (1). pp. 74-80. ISSN 0099-2240 doi: 10.1128/AEM.02184-12

Karatzas, K. A. G. (2012) Evaluation and comparison of SYBR Green I Real-Time PCR and TaqMan Real-Time PCR methods for quantitative assay of Listeria monocytogenes in nutrient broth and milk. African Journal of Microbiology Research, 6 (9). pp. 1908-1917. ISSN 1996-0808 doi: 10.5897/AJMR11.889

Karatzas, K.-A. G. (2012) The role of phase separation and feed cycle length in leach beds coupled to methanogenic reactors for digestion of a solid substrate (Part 1): Optimisation of reactors’ performance. Bioresource Technology, 103 (1). pp. 56-63. ISSN 0960-8524 doi: 10.1016/j.biortech.2011.09.094

Karatzas, K. A. G. (2012) Thiamine plays a critical role in the acid tolerance of Listeria monocytogenes. FEMS Microbiology Letters, 326 (2). pp. 137-143. ISSN 0378-1097 doi: 10.1111/j.1574-6968.2011.02442.x

Karatzas, K.-A. G., Suur, L. and O'Byrne, C. P. (2012) Characterisation of the intracellular-glutamate decarboxylase system (GAD): analysis of its function, transcription and role in the acid resistance of various strains of Listeria monocytogenes. Applied and Environmental Microbiology, 78 (10). pp. 3571-3579. ISSN 1098-5336 doi: 10.1128/​AEM.00227-12

Feehily, C. and Karatzas, K. A. G. (2012) Role of glutamate metabolism in bacterial responses towards acid and other stresses. Journal of Applied Microbiology, 114 (1). pp. 11-24. ISSN 1364-5072 doi: 10.1111/j.1365-2672.2012.05434 (In Press)

Cysneiros, D., Banks, C. J., Heaven, S. and Karatzas, K.-A. G. (2011) The role of phase separation and feed cycle length in leach beds coupled to methanogenic reactors for digestion of a solid substrate (Part 2): Hydrolysis, acidification and methanogenesis in a two-phase system. Bioresource Technology, 102 (16). pp. 7393-7400. ISSN 0960-8524 doi: 10.1016/j.biortech.2011.05.042

Karatzas, K. A. G. (2011) Assessing the microbial oxidative stress mechanism of ozone treatment through the responses of Escherichia coli mutants. Journal of Applied Microbiology, 111 (1). pp. 136-144. ISSN 1364-5072 doi: 10.1111/j.1365-2672.2011.05021.x

O'Byrne, C.P. , Feehily, C. , Ham, R. and Karatzas, K.-A. G. (2011) A modified rapid enzymatic microtiter plate assay for the quantification of intracellular γ-aminobutyric acid and succinate semialdehyde in bacterial cells. Journal of Microbiological Methods, 84 (1). pp. 137-139. ISSN 0167-7012 doi: 10.1016/j.mimet.2010.10.017

Karatzas, K.-A. G., Breannan, O., Heavin, S., Morrisey, J. and O'Byrne, C. O. (2010) Intracellular accumulation of high levels of gamma-aminobutyrate by Listeria monocytogenes 10403S in response to low pH: uncoupling of gamma-aminobutyrate synthesis from efflux in a chemically defined medium. Applied and Environmental Microbiology, 76 (11). pp. 3529-3537. ISSN 0099-2240 doi: 10.1128/AEM.03063-09

Karatzas, K.-A. G., Hocking, P. M., Jørgensen, F., Mattick, K., Leach, S. and Humphrey, T. J. (2008) Effects of repeated cycles of acid challenge and growth on the phenotype and virulence of Salmonella enterica. Journal of Applied Microbiology, 105 (5). pp. 1640-1648. ISSN 1364-5072 doi: 10.1111/j.1365-2672.2008.03909.x

Karatzas, K.-A. G., Randall, L. P., Webber, M., Piddock, L. J. V., Humphrey, T. J., Woodward, M. J. and Coldham, N. G. (2008) Phenotypic and proteomic characterization of multiply antibiotic-resistant variants of Salmonella entetica serovar typhimurium selected following exposure to disinfectants. Applied and Environmental Microbiology, 74 (5). pp. 1508-1516. ISSN 0099-2240 doi: 10.1128/aem.01931-07

Abram, F., Su, W.-L. , Wiedmann, M., Boor, K. J., Coote, P., Botting, C. , Karatzas, K.-A. and O'Byrne, C. P. (2008) Proteomic analyses of a Listeria monocytogenes mutant lacking σB identify new components of the σB regulon and highlight a role for σB in the utilization of glycerol. Applied and Environmental Microbiology, 74 (3). pp. 594-604. ISSN 0099-2240 doi: 10.1128/AEM.01921-07

Randall, L. P., Bagnall, M. C., Karatzas, K.-A., Coldham, N. C., Piddock, L. J. V. and Woodward, M. J. (2008) Fitness and dissemination of disinfectant-selected multiple-antibiotic-resistant (MAR) strains of Salmonella enterica serovar Typhimurium in chickens. Journal of Antimicrobial Chemotherapy, 61 (1). pp. 156-162. ISSN 0305-7453 doi: 10.1093/jac/dkm415

Abram, F., Starr, E., Karatzas, K.-A. G., Wasowska-Matlawska, K., Boyd, A., Wiedmann, M., Boor, K. J., Connally, D. and O'Bryne, C. P. (2008) Identification of components of the Sigma B Regulon in Listeria monocytogenes that contribute to acid and salt tolerance. Applied and Environmental Microbiology, 74 (22). pp. 6848-6858. ISSN 0099-2240 doi: 10.1128/AEM.00442-08

Karatzas, K.-A., Zervos, A., Tassou, C. C., Mallidis, C. G. and Humphrey, T. J. (2007) Piezotolerant small-colony variants with increased thermotolerance, antibiotic susceptibility, and low invasiveness in a clonal Staphylococcus aureus population. Applied and Environmental Microbiology, 73 (6). pp. 1873-1881. ISSN 0099-2240 doi: 10.1128/AEM.01801-06

Karatzas, K. A. G., Valdramidis, V. P. and Wells-Bennik, M. H. J. (2005) Contingency locus in ctsR of Listeria monocytogenes Scott A: a strategy for occurrence of abundant piezotolerant isolates within clonal populations. Applied and Environmental Microbiology, 71 (12). pp. 8390-8396. ISSN 0099-2240 doi: 10.1128/AEM.71.12.8390-8396.2005

Karatzas, K.-A., Wouters, J. A., Gahan, C. G. M. , Hill, C. , Tjakko, A. and Bennik, M. H. J. (2003) The CtsR regulator of Listeria monocytogenes contains a variant glycine repeat region that affects piezotolerance, stress resistance, motility and virulence. Molecular Microbiology, 49 (5). pp. 1227-1238. ISSN 0950-382X doi: 10.1046/j.1365-2958.2003.03636.x

Karatzas, K. A. G. and Bennik, M. H. J. (2002) Characterization of a Listeria monocytogenes Scott A isolate with high tolerance towards high hydrostatic pressure. Applied and Environmental Microbiology, 68 (7). pp. 3183-3189. ISSN 0099-2240 doi: 10.1128/AEM.68.7.3183–3189.2002

Wemekamp-Kamphuis, H. H., Karatzas, A. K., Wouters, J. A. and Abee, T. (2002) Enhanced levels of cold shock proteins in Listeria monocytogenes LO28 upon exposure to low temperature and high hydrostatic pressure. Applied and Environmental Microbiology, 68 (2). pp. 456-463. ISSN 0099-2240 doi: 10.1128/​AEM.68.2.456-463.2002

Karatzas, A.K., Kets, E.P.W., Smid, E.J. and Bennik, M.H.J. (2001) The combined action of carvacrol and high hydrostatic pressure on Listeria monocytogenes Scott A. Journal of Applied Microbiology, 90 (3). pp. 463-469. ISSN 1365-2672 doi: 10.1046/j.1365-2672.2001.01266.x

Karatzas, K.-A. (2000) Combined action of S-carvone and mild heat treatment on Listeria monocytogenes Scott A. Journal of Applied Microbiology, 89 (2). pp. 296-301. ISSN 1364-5072 doi: 10.1046/j.1365-2672.2000.01110.x

Book or Report Section

Karatzas, K.-A. and O’Byrne, C. P. (2008) The role of sigma B (sB) in the stress adaptations of listeria monocytogenes: overlaps between stress adaptation and virulence. In: Laskin , A. I., Gadd , G. M. and Sariaslani , S. (eds.) Advances in Applied Microbiology. Academic Press, Elsevier, pp. 116-141. ISBN 9780123744296

This list was generated on Fri Apr 18 19:25:56 2014 BST.

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