Summary of CHRO 2011

Eva Olsson Engvall

EURL- Campylobacter

CHRO, Campylobacter, Helicobacter and

Related Organisms

• 16th International workshop 28th of August –

1st of September 2011

• Vancouver, BC, Canada

• Plenary talks (11)

• Session starters (28)

• Abstracts (392), presented as oral and/or

poster presentations, divided into 14

categories

14 Abstract categories, 392 abstracts

• Campylobacter control strategies (34)

• Campylobacter host responses and host cell interactions (29)

• Epidemiology of Campylobacter in poultry and non-human hosts (35)

• Helicobacter pathogenesis (31)

• Increasing antibiotic resistance in CHRO, can anything be done? (25)

• Campylobacter pathogenesis (31)

• Epidemiology of Campylobacter in the human host (31)

• Glycobiology of CHRO (22)

• Host responses and clinical factors that modulate Helicobacter infection

and disease (24)

• Microbial ecology and CHRO survival in the niche (20)

• Related organisms and emerging species (21)

• Detection and surveillance of CHRO (38)

• Fundamental biology of CHRO (33)

• Helicobacter epidemiology and evolution (18)

• Prevalences of Campylobacter in animal

populations

• Prevalences of Campylobacter at different

stages in the poultry processing chain

• Studies of risk factors for Campylobacter in

animal populations

• Genetic typing of isolates from different hosts

• Population structures

Epidemiology of Campylobacter in poultry

and non-human hosts

• Modifications of ISO 10272

• Use of membrane filters

• Evaluation of rapid methods/commercial kits

• Comparison of selective culture media

• Mass spec – MaldiTof

• Revalidation of PCR assays

Detection and surveillance (1)

detection and enumeration – a selection of

topics

• MLST, multi locus sequence typing

• CFG, Comparative Genomic Fingerprinting

with microarray

• P-BIT, PCR Binary Typing

• PFGE, and in combinaion with antibiotic

resistance profiling

• flaA typing, in combination with SVR

• Whole genome sequence typing

Detection and surveillance (2)

typing methods used

• Fly screens

• Intranasal immunization with chitosan-DNA

• Vaccine candidates

• Intramuscular vaccine

• Steam and ultrasund treatment at slaughter

• Chemical decontamination

• Bacteriophage, Phage infection

• Probiotic cultures

• Water acidification product

• Ultrasonication

• Organic acids

• Chemicals for decontamination

• Inhibition by Lactobacillus salivarius strains (bacteriocin effect)

Control strategies, examples

Night at the museum of anthropology at UBC

Vancouver – a fantastic city!

Thank you for your attention!

The next CHRO meeting will be in Aberdeen, Scotland in 2013. Looking forward to seeing you there!