Program

9h00	Welcome
9h15	Jean-Yves Madec, ANSES, Lyon, France Antimicrobial resistance and environmentally related issues Abstract
10h00	Flash Presentations: Ameni Ben Salem: Antibiotic resistance of Escherichia coli strains isolated from broiler chickens- Emergence of ESBL/AmpC strains in farms of the governorate of Sfax Abstract Sana Dhaouadi: Chemical composition and in vitro antimicrobial activity of Cupressus sempervirens and Eucalyptus camaldulensis essential oils against colistin-resistant Escherichia coli and methicillin-resistant Staphylococci recovered from different animal diseases in Tunisia Abstract Samia Azabou: Assessment of the anti-biofilm activity of traditional homemade prickly pear vinegar against selected food-borne pathogens on different abiotic surfaces Abstract Abir Ramoul: Co-occurence of blaNDM-1 and blaOXA-23 or blaOXA-58 in clinical strains of Acinetobacter baumannii Abstract
10h30	Coffee break and poster session
Session 1: Antibiotic resistance and alternatives in a one world, one health approach Moderators: Lilia Messadi, ENVM and Karim Ben Slama, ISSBAT, Tunisia
11h00	Carmen Torres, University of La Rioja, Logroño, Spain Antimicrobial resistance from the One Health perspective. The case of methicillin resistant Staphylococcus aureus Abstract
11h30	Ilhem Boutiba, Université de Tunis El Manar, Tunis, Tunisia Antibiotic resistance in Tunisia: monitoring, current status and means of prevention Abstract
11h50	Ramzi Boubaker Elandoulsi, University of Manouba, Ariana, Tunisia Methicillin-resistant Coagulase-Negative Staphylococci: key role in the maintenance and dissemination of antibiotic resistance in human, animal and environment interface Abstract
12h00	Samia Bouhamdi, Institut de la recherche vétérinaire de Tunisie, Tunis, Tunisie Effect of a diet containing olive leaf powder on broiler chickens infected experimentally with Escherichia coli 078K80 Abstract
12h10	Wedjène Mansour- Ben Romdhane, Faculté de médecine IBN EL Jazzar de Sousse, Sousse, Tunisie Gram-negative bacilli isolated from humans, animals, foodstuffs, and the environment; molecular proof of spread Abstract
12h30	Laila Ben Said, Université Laval, Quebec, Canada Bacteriocins: An emerging alternative against multi-resistant bacteria Abstract
12h50	Lunch

14h30	Houssem Ben Yahia, Université de Tunis El Manar, Tunis, Tunisia Detection of linezolid and vancomycin resistant Enterococcus strains isolated from avian cecum in Tunisia Abstract
14h40	Soufiane Telhig, Université Laval, Quebec, Canada The potential of microcins as new therapies. A phenotypical and genomic study of their efficiency regarding Enterobacteriaceae and their resistance mechanisms Abstract
Session 2: Diversity and structure/activity relationship of natural antimicrobials Moderators: Sylvie Rebuffat, Muséum National d'Histoire Naturelle de Paris, France and Laurent Bazinet, Université Laval, Canada
14h50	Mickael Lafond, ISM2-Biosciences, Marseille, France Ruminococcins C: from an exotic structure to clinical properties Abstract
15h20	Djamel Drider and Rozenn Ravallec, Université de Lille, Villeneuve d'Ascq, France Enterocin 14: In vitro, in situ and in vivo activity data Abstract
15h50	Éric Biron, Université Laval, Quebec, Canada Synthesis and pharmacological optimization of bacteriocins and lipopeptides for the development of new antimicrobial agents Abstract
16h10	Rosa Fernández-Fernández, University of La Rioja, Logroño, Spain Competitive studies of four micrococcin P1 producer staphylococcal strains against a methicillin-resistant Staphylococcus aureus strain Abstract
16h20	Aurore Cournoyer, Université Laval, Quebec, Canada Valorization of porcine blood, coproduct of slaughterhouses, through the production of antifungal peptides Abstract
16h30	Coffee break and poster session
17h00	Naïma Nedjar, Université de Lille, Villeuve d'Ascq, France Structure-function relationships of the NKT peptide isolated from slaughterhouse coproducts Abstract
17h20	Flash Presentations: Sadika Dkhili: Bacteriophage therapy: A renewed approach to fight multidrug resistant bacteria Abstract Mariem Benjemaa: Improvement of the antimicrobial activity of Thymus capitatus essential oil by nanoencapsulation Abstract Imen Chatti: Beta-lactam resistance profiles of Klebsellia pneumoniae clinical strains isolated in the Fattouma Bourguiba University Hospital of Monastir Abstract Rym Essid: Preparation, characterization of chitosan nanoparticles loaded with Syzygium aromaticum essential oil and evaluation of its Antileishmanial potential Abstract
17h50	Poster session
20h00	Gala Dinner

9h00	Sylvie Rebuffat, Muséum National d'Histoire Naturelle, Paris, France Bacteriocins, foreground players in microbial interactions and alternatives to antibiotics Abstract
Session 3: Natural antimicrobials and their role in modulating microbial ecosystems Moderators: Ismail Fliss, Université Laval, Canada and Abdellatif Boudabous Chihi, Université Tunis El Manar, Tunisia
9h45	Éric Oswald, Institut de recherche en santé digestive, Université de Toulouse, France From the biosynthesis of siderophore-microcins to the fight against the intestinal carriage of multi-resistant enterobacteria Abstract
10h15	Bernhard Krismer, University of Tübingen, Tübingen, Germany Niche competition by human-associated Staphylococcus species Abstract
10h45	Coffee break and poster session
11h45	Séverine Zirah, Muséum National d'Histoire Naturelle, Paris, France Stability and effects on the colonic microbiota of microcins, antimicrobial peptides produced by enterobacteria Abstract
12h15	Ramzi Guerbaa, Université de Tunis El Manar, Tunis, Tunisia and Université Laval, Quebec, Canada Phenotyping and molecular characterization of bacteriocin-producing Escherichia coli isolated from the gastrointestinal tract of poultry Abstract
12h25	Abdelmonaem Messaoudi, Université de Tunis El manar, Tunis, Tunisia Inhibitor assessment against the LpxC enzyme of antibiotic-resistant Acinetobacter baumannii using virtual screening, dynamics simulation and in vitro assays Abstract
12h35	Lunch

Session 4: Conception and production of natural antimicrobials Moderators: Carmen Torres, University of La Rioja, Spain and Rozenn Ravallec, Université de Lille, France
13h50	Jacques Corbeil, Université Laval, Quebec, Canada Use of metabolomics and machine learning to counter antibiotic resistance Abstract
14h20	Laurent Bazinet, Université Laval, Quebec, Canada How to induce selective separation of antimicrobial peptides by electrodialysis with filtration membrane? Abstract
14h40	Salwa Karboune, McGill University, Sainte-Anne de Bellevue, Canada Learning to predict: Exploring fully the compositional diversity of natural ingredients and modulating their structures to improve their antimicrobial/antioxidant properties Abstract
Session 5: Applications and regulations Moderators: Severine Zirah, Muséum National d'Histoire Naturelle, Paris, France and Éric Biron, Université Laval, Canada
15h00	Roundtable on regulatory aspects linked to antimicrobial products
16h00	Coffee break and poster session
16h30	Paul Ross, APC Microbiome Ireland, University College Cork, Cork, Ireland Bacteriocins as alternatives to antibiotics for gut health Abstract
17h00	Damien Bouchard, Agence Nationale du Médicament Vétérinaire, Fougères, France Alternatives to antibiotics in the veterinary therapeutic arsenal: issues and challenges Abstract
17h30	Ismail Fliss, Université Laval, Quebec, Canada Natural antimicrobials as new food additives: regulatory aspects and approval process Abstract
17h50	Salma Zargouni, Direction Générale des services Vétérinaires, Tunisie Presentation of the National Action Plan to fight antibiotic resistance Abstract
18h00	Samira Soltani, Université Laval, Quebec, Canada New insights into gastrointestinal stability and toxicity of bacteriocins for potential applications in the food, medical and veterinary sectors Abstract
18h10	Poster awards and closing remarks