Final scientific program

Time September 30th, 2009
8:30 a.m. - 5 p.m.

Registration and poster display

9:00 - 11:45 a.m.

Parallel Workshops

Development of pork contamination control strategies for transitional countries

Room-Georges V

Dr Sylvain Quessy

How to develop and implement a Salmonella control program at the national level

Room-De la colline

Dr Peter Van der Wolf and Dr Jan Dahl

Use of systematic review-metaanalysis to identify best control practices and to understand exisiting global research on Salmonella in pork

Room-Laurier 2

Dr Andrijana Rajic

Molecular epidemiology in surveillance and control programs

Room-Laurier 3

Dr Wondwossen Gebreyes

10:15 - 10:45 a.m.

Coffee break

11:45 a.m. - 1:00 p.m.

Lunch

1:00 - 2:45 p.m.

Opening ceremony - Room-Des Plaines BC

Guest speakers:

Dr Katarina Stärk and Dr Scott Hurd

2:45 - 3:00 p.m.

Coffee break

3:00 - 5:15 p.m.

Foodborne pathogen epidemiology and control strategies session 1

Room Des Plaines BC

Chair : Dr Peter Van der Wolf, co-chair : Dr Lis Alban

Summary of posters

Peter Van der Wolf

Estimated effect of the Salmonella Surveillance-and-Control Programme “SALCONMEAT” on food safety related to pork produced within the programme

Lis Alban

Risk-factors for positive carcass swabs in Danish slaughterhouses

Jan Dahl

Global Salmonella control in an integrated swine production system

Julie Ménard

Influence of floor type during fattening on pig cleanliness and microbiological contamination of pigs and carcasses

Brice Minvielle

Chlorate concentration in the jejunum and cecum in growing pigs when supplemented in feed

Peter Bahnson

Salmonella control within the pyramidal structured network of pigs’ movements in France

Amandine Lurette

Vaccination to control Salmonella shedding and improve growth in pigs

Vahan Farzan

Investigating the epidemiology of Salmonella in pork. A systematic review approach from slaughter to cooler

Annette O’Connor

6:30 - 8:00 p.m.

Welcome Cocktail NOUVELLE-FRANCE

Time October 1st, 2009
8:00 - 10:15 a.m.

Epidemiology (spatial epidemiology, risk factors, modeling) **

Room Des Plaines BC

Chair : Dr Andrijana Rajic, co-chair : Dr Jan Dahl

Summary of posters

Andrijana Rajic

Herd and pig-level risk factors for seropositivity in pigs

Jan Dahl

Standards for reporting clinical trials: The CONSORT statement for clinical trials in livestock. Application to food safety

Annette O’Connor

Analysis of Meat Juice ELISA results and questionnaire data to investigate farm-level risk factors for Salmonella infection in UK pigs

Richard Smith

Prevalence of Salmonella in fattening pigs - Risk factors and spread

Stefanie Hotes

The development of a tool for slaughterhouses to assess how well Salmonella is controlled in the pork production chain.

Mary Howell

A comparative multi-farm study on Salmonella risk factors for pig farms in a high pig density area in Germany

Verena Gotter

Distribution of Salmonella serovars in various pig production categories and risk factors for shedding in ten farrow-to-finish swine farms in western Canada.

Wendy Wilkins

Reproductive cycle, number of parities and faecal Salmonella spp. excretion in sows: a longitudinal study

Chiara Francesca Magistrali

10:15 - 10:30 a.m.

Coffee break

10:30 a.m. - 12:45 p.m.

Molecular Epidemiology and pathogenesis of infection **

Room- Des Plaines ABC

Chair : Dr Wondwossen Gebreyes , co-chair : Dr Sylvain Quessy

Summary of posters

Wondwossen Gebreyes

Hypervirulent Strains of Clostridium difficile of Porcine and Human Origin and Risk to Pork Safety

Pamela Fry

Identification of putative virulence attributes using suppression subtractive hybridization between Salmonella Typhimurium isolates from septicemic and healthy pigs.

Nadia Bergeron

Differences in Pathogenesis for Salmonella enterica serovar Typhimurium in the Mouse Versus the Swine Model Identify Bacterial Gene Products Required for Systemic but not Gastrointestinal Disease

Bradley Bearson

Effect of feed withdrawal and transportation on Salmonella enterica infection in market-weight pigs

Marcos Rostagno

Genetic typing and heat resistance of Escherichia coli from pig carcasses during slaughter in a UK slaughterhouse

Shao-Hung Wei

Population Structure and Molecular Epidemiology of Campylobacter coli Isolates of Porcine Origin from Different Geographic Regions and Production Systems

Wondwossen Gebreyes

Phenotyping and Genotyping of Campylobacter coli in Pigs from Farm to Fork

Mélanie Abley

Staphylococcus aureus (MSSA) and livestock-associated MRSA isolated from post-mortem samples from pigs

Peter Van der Wolf

12:45 - 1:45 p.m.

Lunch

1:45 - 2:00 p.m.

Poster Session

2:00 - 3:45 p.m.

Viruses, parasites and emerging issues **

Room- Des Plaines ABC

Chair : Dr Alain Houde, co-chair : Dr Julie Funk

Summary of posters

Alain Houde

Prevalence of methicillin resistant staphylococci (MRS+) in pigs and farm workers

Wondwossen Gebreyes

Genetically heterogeneous and prevalent caliciviruses detected in Canadian swine.

Yvan L’Homme

Injection technology use reported by swine veterinarians in the United States

Julie Funk

Prevalence of carcass defects in sows at harvest

Julie Funk

MRSA in herds of fattening pigs in Germany - Associated risk factors

Bernd-Alois Tenhagen

Transmission of MRSA ST398 between pigs during transport from farm to a slaughterhouse and during time spent in the holding area at the slaughterhouse

Peter Van der Wolf

3:45 - 4:00 p.m.

Coffee break

4:00 - 6:15 p.m.

Detection methods and characterization of microbial and chemical hazards **

Room- Des Plaines ABC

Chair : Dr Philippe Fravalo, co-chair : Pr Leonidas Leontides

Summary of posters

Philippe Fravalo

The error-adjusted variance partitioning coefficient in the identification of critical control points for Salmonella carcass contaimnation

Leonidas Leontides

A rapid, sensitive enrichment PCR to detect Salmonella and ETEC infections in pigs

Helen Davies

Diagnostic microarrays for antimicrobial resistance bacterial gene (ABG) identification

Josée Harel

Describing the Salmonella classification levels for lowvolume production systems utilizing abattoir-based samples and classification stability over time

James McKean

Assessment of the diagnostic accuracy of three commercial ELISAs for the detection of antibodies against Salmonella spp in pigs through Bayesian methods.

Raoul C. Mainar Jaime

A systematic review/meta-regression approach: factors influencing the diagnostic accuracy of bacterial culture and serology used to determine Salmonella status in swine

Wendy Wilkins

The influence of acid tolerance response and diet on the survival of Salmonella serotypes through the gastrointestinal tract of pigs

Ursula Rajtak

Detection of Hepatitis E virus in swine using real-time RT-PCR

Alain Houde

7:15 p.m.

Gala Dinner – Capitol de Québec - Nathalie Choquette Recital

Time October 2nd, 2009
8:00 - 9:45 a.m.

Antimicrobial resistance and reduction of antimicrobial agents use**

Room- Des Plaines ABC

Chair : Dr Scott McEwen, co-chair : Mrs Anne Deckert

Summary of posters

Scott McEwen

CIPARS Farm Program: Surveillance of antimicrobial use and antimicrobial resistance in Canadian swine herds

Anne Deckert

Reduction of antibiotic usage and performance improvement following the use of a PCV2 vaccine

Robert Desrosiers

Association between biocide use and antimicrobial resistance of Salmonella in swine production environment

Bayleyegn Zewde

Phenotypic heterogeneity of Campylobacter coli isolated from conventional and antimicrobial free swine at farm and slaughter

Siddhartha Thakur

A retrospective analysis of a high health commercial pig production system showing improved production and reduced antibiotic use after implementation of PCV2 vaccination

Egan Brockhoff

Lawsonia intracellularis vaccination as an alternative to dietary antimicrobial medication in finishing swine

Joel Nerem

9:45 - 10:00 a.m.

Coffee break

10:00 a.m. - 12:15 p.m.

Risk assessment and public health **

Room- Des Plaines ABC

Chair : Dr Lis Alban, co-chair : Mr Andrew Hill

Summary of posters

Lis Alban

Bayesian zero-inflated predictive modelling of herd-level Salmonella prevalence for risk-based surveillance

Lis Alban

A risk assessment for Salmonella in pigs in Great Britain

Andrew Hill

Changes in Salmonella prevalence in pork cuttings in supermarkets and butcher's shops in Denmark from 2002 to 2006

Tina Beck Hansen

Methicillin resistant S. aureus in pigs, retail pork, and swine veterinarians in the USA

Peter Davies

Hepatitis E virus: potential zoonosis in swine production?

Barbara Wilhelm

Multidrug Resistant and toxigenic Clostridium difficile isolated from commercial swine and humans

Siddhartha Thakur

Gathering evidence ñ availability of published information to support zoonotic pathogen prioritization in swine within the Canadian context

Sarah Parker

Risk Assessment for Supply Chain Meat Inspection of Danish Finisher Pigs

Lis Alban

12:45 - 1:30 p.m.

Lunch

1:30 - 2:00 p.m.

Poster Session

2:00 - 4:15 p.m.

Foodborne pathogen epidemiology and control strategies session 2 **

Room- Des Plaines ABC

Chair : Dr David Hamilton, co-chair : Dr Ann Letellier

Summary of posters

David Hamilton

Decontamination of pork carcasses with hot water or acidified sodium chlorite - a comparison in two Australian abattoirs

David Hamilton

Hygienograms for application in evaluation of cleaning and disinfection protocols in pig facilities

Dimitri Arijs

The effect of thermal environment on Salmonella shedding in finishing pigs

Alda Pires

How can current slaughter and dressing procedures in UK pig slaughterhouses be improved to reduce contamination of pig meat with pathogenic bacteria?

Philip Richards

Food safety on the farm - a survey of Saskatchewan swine producers for their food safety knowledge and farm management practices

Sarah Parker

Association of Salmonella in slaughter pigs with farm management factors

Bernd-Alois Tenhagen

Monitoring of Salmonella, Campylobacter, Yersinia enterocolitica, E. coli O157, and Listeria monocytogenes on a subset of Canadian swine farms

Vahab Farzan

Absence of Campylobacter in some Norwegian Specific Pathogen Free (SPF)Pig Herds

Truls Nesbakken

4:15 - 5:00 p.m.

Guest speaker: Summary of SAFEPORK 2009

Dr. Peter Davies

5:00 - 5:30 p.m.

AWARD FOR THE BEST STUDENT PRESENTATION AND VOTE FOR THE NEXT VENUE 2011

5:30 p.m.

Au revoir cocktail

Note: This is the FINAL scientific program.

** Each scientific session begins with a summary of the related poster session by the Chairman and followed by a selected 20 minutes lecture. A total of 12 minutes including a 2 minutes question period is allocated for each paper (total of 6 to 8 speakers per session).

N.B. Unless otherwise indicated, all topics covered in each session include all pathogenic microorganisms (not only Salmonella) as well as chemical hazards.

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