Qin, Ye, D. Zhu, Y. Zhang, M. Wang; Huashan Hosp., Shanghai, China. B-1333

143 TUESDAY SCIENTIFIC SESSIONS Final Program B-1316 Potential New Staphylococcal Chromosome Cassette SCC and New LPXTG-Surface Protein Associated with the Transfer of Human Staphylococcus aureus CC8 to Cattle

G. Resch

1 , M. Stojanov 1 , O. Sakwinska 2 , P. Moreillon 1 ; 1 Univ. of Lausanne, Lausanne, Switzerland, 2 Nestlé Res. Ctr., Lausanne, Switzerland. B-1317 Alpha-Toxin Expression in Methicillin-Resistant Staphylococ- cus aureus MRSA is Not Associated with Cytotoxicity Following Invasion of Human Osteoblasts by MRSA J. Ranfaing 1 , J. P. Rasigade 2,1 , S. Trouillet 1 , J. Etienne 2,1 , F. Vandenesch 2,1 , F. Laurent 2,1 ; 1 Inserm U851, Lyon, France, 2 Hospices Civils de Lyon, Lyon, France. B-1318 Staphylococcus aureus Biofilm Formation Depends on MLST Lineage in Bone and Joint Infections G. G. Aubin . 1,2 , C. Lasserre 1,2 , N. Caroff 2 , D. Lepelletier 1,2 , A. Reynaud 1,2 , J. Lavigne 3 , S. Corvec 1 ; 1 Nantes Univ. Hosp., Nantes, France, 2 Med. Sch., Nantes, France, 3 Montpellier Univ., Nîmes, France. B-1319 Intra-Osteoblastic Persistence of Methicillin-Susceptible Staphylococcus aureus MSSA: An Adaptative Mechanism of Bone and Joint Infections BJI Chronicity F. Valour, J. Rasigade, S. Trouillet, J. Gagnaire, A. Bouaziz, M. Bès, H. Meugnier, S. Lustig, F. Vandenesch, T. Ferry, F. Laurent; Hospices Civils de Lyon - INSERM U851, Lyon, France. B-1320 Increased Likelihood of Infective Endocarditis in Humans but Attenuated Virulence of Clonal Complex 30 Genotype in Staphylococcus aureus is Associated with Distinct Genomic Archi- tecture of its Genome

B. K. Sharma-Kuinkel

1 , V. G. Fowler, Jr. 1 , S. Ahn 1 , T. H. Rude 1 , E. F. Mongodin 2 , S. R. Gill 3 ; 1 Duke Univ., Durham, NC, 2 Univ. of Maryland Sch. of Med. - IGS, Baltimore, 3 Univ. of Rochester Sch. of Med. and Dentistry, Rochester, NY. B-1321 Antibiotic Resistance Due to Target Gene Mutations Affect- ing Virulence in Klebsiella pneumoniae Y. Tsai, L. Siu; Natl. Inst. of Infectious Diseases and Vaccinology, Natl. Hlth. Res. Inst., Miaoli, Taiwan. B-1322 Pertussis Fimbrial Proteins Mediate Adherence to Primary Human Airway Epithelial Cells: A Model to Study

B. pertussis Fimbriae Adherence

C. P. Guevara 1 , T. Starner 1 , P. B. McCray, Jr 1 , J. Zabner 1 , F. R. Mooi 2 , D. P. Greenberg 3 , M. D. Decker 4 , O. G. Gomez-Duarte 4 ; 1 Univ. of Iowa Coll. of Med., Iowa City, IA, 2 Ctr. for Infectious Disease Control, Bilthoven, Neth- erlands, 3 Univ. of Pittsburgh Sch. of Med., Pittsburgh, PA, 4 Vanderbilt Univ. Sch. of Med., Nashville, TN. B-1323 Delineating the Magnitude of Virulence in KPC + Organ- isms

M. Griffith

1,2 , M. Malczynski 2 , G. Barajas 2 , C. Qi 2,3 , M. Scheetz 1,2 ; 1 Mid- western Univ., Downers Grove, IL, 2 Northwestern Mem. Hosp., Chicago, IL, 3 Northwestern Univ., Chicago, IL. B-1324 Sodium Salicylate Inhibited Hyper-Mucosity of Klebsiellae Pneumoniae and Enhanced Leukocyte Phagocytosis and Bacteri- cidal Activity

C. Lee; Kaohsiung Chang Gung Mem. Hosp., Kaohsiung, Taiwan. B-1325

Sialic Acid Involved in Hypermucoviscosity Phenotype and Resistance to Phagocytosis of Klebsiella pneumoniae by Neutro- phils

C. Lee; Kaohsiung Chang Gung Mem. Hosp., Kaohsiung, Taiwan. B-1326

Comparative Virulence of KPC + and KPC - Klebsiella pneumoniae in a Galleria mellonella Model

M. Griffith

1,2 , M. Advincula 1 , M. Malczynski 2 , G. Barajas 2 , C. Qi 2,3 , M. Scheetz 1,2 ; 1 Midwestern Univ., Downers Grove, IL, 2 Northwestern Mem. Hosp., Chicago, IL, 3 Northwestern Univ., Chicago, IL. B-1327 Relationship Between Resistance Mechanisms and Potential Virulence in Acinetobacter spp. Strains Using the Caenorhabditis elegans Model

P. Espinal

1,2 , A. Pantel 2 , J. Lavigne 2 , J. Vila 1 ; 1 Univ. of Barcelona Hosp. Clinic, Barcelona, Spain, 2 INSERM, U1047, Montpellier 1 Univ., Nimes, France. B-1328 Comparison of Virulence Between Salmonella typhumurium and S. choleraesuis by Proteomic and Cellular Microbiological Methods

K. Huang

1 , K. Chien 1 , C. Chiu 1,2 ; 1 Chang Gung Univ., Tao-Yuan, Taiwan, 2 Chang Gung Children’s Hosp., Taoyuan, Taiwan. B-1329 Loss of Outer Membrane Protein A OmpA Affects the Fit- ness and Virulence of Acinetobacter baumannii

Y. Smani

1 , R. López-Rojas 1 , A. Fàbrega 2 , I. Roca 2 , J. Vila 2 , J. Pachón 1 ; 1 Inst. of Biomedicine of Seville, IBiS, Univ. Hosp. Virgen del Rocío, Seville, Spain, 2 Hosp. Clinic, Sch. of Med., Univ. of Barcelona, IDIBAPS, Barcelona, Spain. B-1330 Impact of Antibiotics on the Expression of the tra Genes and on the Host Innate Immune Gene Activity during SXT Element Bearing Aeromonas salmonicida Infection in Atlantic Salmon Salmo salar L.

L. Cantas

1 , F. L. Roux 2 , D. Mazel 3 , H. Sørum 1 ; 1 Norwegian Sch. of Vet. Sci., Oslo, Norway, 2 IFREMER-UPMC Station Biologique de Roscoff, Roscoff, France, 3 Inst. Pasteur, Paris, France. B-1331 Molecular Epidemiology of Virulence Factor Genes in Uro- pathogenic Escherichia coli from Hospitalized Patients

U. K. Frank

1 , K. Biehler 2 , L. Goldberg 2 ; 1 Heidelberg Univ. Hosp., Heidel- berg, Germany, 2 Freiburg Univ. Hosp., Freiburg, Germany. B-1332 Comparison of Adhesin Genes Between Uropathogenic and Intestinal Commensal Escherichia coli Strains X. Qin, X. Ye, D. Zhu, Y. Zhang, M. Wang; Huashan Hosp., Shanghai, China. B-1333 PA2226, a Novel Regulator of Quorum Sensing and Viru- lence in Pseudomonas aeruginosa T. Kohler 1 , H. Ouertatani-Sakouhi 2 , P. Cosson 2 , C. van Delden 1 ; 1 Univ. Hosp. Geneva, Geneva, Switzerland, 2 Univ. of Geneva, Geneva, Switzerland. B-1334 The Impact of Hypoxia on Infection of Pulmonary Epithelial Cells by Pseudomonas aeruginosa B. Schaible 1 , S. McClean 2 , C. T. Taylor 1 , K. Schaffer 3 ; 1 Conway Inst., Univ. Coll. Dublin, Dublin, Ireland, 2 Inst. of Technology Tallaght, Dublin, Ireland, 3 St Vincent’s Univ. Hosp., Dublin, Ireland. B-1335 Acute Lung Injury Response to Pseudomonas aeruginosa Infection in an Murine Pneumonia Model: Impact of the Type III Secretion System A. Broquet, C. Jacqueline, R. Cinotti, M. Davieau, C. Desessard, A. Roquilly, J. Caillon, G. Potel, K. Asehnoune; UPRES EA3826, Nantes, France. B-1336 Carbapenem Resistance is Not Associated with Virulence of Pseudomonas aeruginosa PA Using the Dictyostelium discoideum Dd Virulence Model R. C. Fowler 1 , A. T. Weber 2 , N. D. Hanson 1 ; 1 Creighton Univ., Omaha, NE, 2 Univ. of Nebraska, Omaha, NE. 144 SCIENTIFIC SESSIONS September 9-12 | B-1337 Impact of Ciprofloxacin CIP on the Expression of Genes Involved in Pseudomonas aeruginosa PA14 Persistence P in a Rabbit Model of Catheter Associated Urinary Tract Infection CAUTI M. Etienne, E. Fiaux, M. David, J. Peltier, I. El Meouche, L. Gibert, J. Didi, M. Pestel-Carom, F. Caron; Rouen Univ. Hosp., Rouen, France. B-1338 Pseudomonas aeruginosa PA14 Catheter-Associated Urinary Tract Infection CAUTI in Rabbit: A Model to Explore In Vivo Bacterial Persistence in Biofilm B Infections M. Etienne, M. David, E. Fiaux, J. Peltier, M. Pestel-Caron, F. Caron; Rouen Univ. Hosp., Rouen, France. Late-breaker presentations are listed behind the Late-breaker tab of the Final Program. ------------------------------------------------------------------------ 166 C1 Poster Session Resistance to Staphylococcus and Other Gram-Positive Tuesday, 11:15 a.m.–1:15 p.m. . . . . . . . . . . . . . . . . . . . Halls A-C Presentations: C1-1339 A Novel Staphylococcal Chromosomal Cassette Containing fusC in Methicillin-Resistant Staphylococcus aureus

Y. T. Lin, H. J. Chen, L. J. Teng; Natl. Taiwan Univ. Med. Coll., Taipei City, Taiwan.