Programme CONFERENCE NATIONALE DU GDR PHYCOTOX SUR LEs MICROALGUES TOXIQUES Villefranche sur mer, 14-17 mars 2016 PROGRAMME
Lundi 14 mars
19h00 – 21h00 : Apéritif dinatoire d’accueil (Offert par l’Observatoire Océanologique de Villefranche, OOV) Salle des Filets, Station Zoologique, OOV
Mardi 15 mars Chapiteau (proche de la Mairie), Citadelle de Villefranche-sur-Mer
8h30 – Inscriptions
9h00 – 9h15 Ouverture (Christophe Trojani, Maire de Villefranche ; Anne Corval, Directrice de l'Observatoire Océanologique de Villefranche ; H. Hégaret, R. Aráoz, Rodolphe Lemée, P. Hess)
9h15-10h00 – Keynote Kristian F. Nielsen (DTU, Denmark): « From fungi to microalgae: UHPLC-HRMS based dereplication and preparative isolation of bioactives »
10h00 - 10h30 – Pause café offerte par Novakits
SESSION 1 : Projets en cours (Chair : Véronique Séchet)
10h30 -11h00 – Conférence invitée Laurent Chabaud (CNRS-ICSN, Gif-sur-Yvette, FR) : « Studies on the synthesis of Gymnodimine A: a marine neurotoxin » 11h00 - 11h20 – Toshiyuki Suzuki (FRA, Japan), Identification of Ciguatoxins in Red Snapper Fish implicated in Ciguatera Fish Poisoning in Vietnam 11h20 -11h40 – Rómulo Aráoz : « NeuroTorp », a lateral flow test for fast and early detection of environmental neurotoxins 11h40 -12h00 –Luis Felipe Artigas : On the combination of automated optical sensors for the observation of phytoplankton dynamics in coastal waters: implications for the monitoring of Harmful Algal Blooms (JERICO-Next European network) 12h00 -12h20 – Philipp Hess : COSELMAR
12h20 -12h30 – Discussion libre – questions
12h30 – 14h00 Repas (buffet Citadelle)
SESSION 2 : Session libre (Chair : Rodolphe Lemée) 14h00 -14h30 – Conférence invitée Amparo Alfonso (Univ. Santiago de Compostela, Lugo, ES) : « New neurotoxic compounds identified from dinoflagellates cultures » 14h30 -14h50 – Claire Lamoise : Purification of hydrosoluble icthyotoxic compounds from the marine cyanobacterium Trichodesmium erythraeum collected in New Calédonia 14h50 -15h10 – Amandine Caruana : Impact of evolving photoperiods on Pseudo-nitzschia physiology and toxicity 15h10 -15h30 – Alain Lefèbvre : Analysis of Phytoplankton bloom phenology by identification of gaussian mixture for the period 1989-2014 in the southern bight of the North Sea 15h30 -16h00 –Philipp Hess : updates from the international scene: IPHAB, GlobalHAB, OHH-COST
SESSION 3: 16h00 – 17h30: Speed-Talks Posters (Chair : Valérie Fessard, 5min / poster, café) v Annie Chapelle : Ecological niche and phenology modeling of toxic phytoplankton blooms. The case of Alexandrium minutum and Pseudo-nitzschia in the Channel and Atlantic French coast v Quentin Hinet : Proteomic response to zinc stress of a Mediterranean strain of the invasive toxic dinoflagellate Alexandrium pacificum v Simon Pouil : Effects of brevetoxin pre-exposure on Mediterranean mussel Mytilus galloprovincialis: insights into feeding physiology and interaction with metal uptake capacities
17h30 – 18h15: AG GdR PHYCOTOX : (H. Hégaret, P. Hess) Budget, animation, décisions, lieu de la prochaine rencontre, AOB
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DINER LIBRE _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
Mercredi 16 mars Chapiteau (proche de la Mairie), Citadelle de Villefranche-sur-Mer
SESSION 4 : Méditerranée 1 (Chair : Romulo Araoz)
9h00 -9h30 – Conférence invitée Riadh Kharrat (Institut Pasteur Tunis, Tunisie) : « Les biotoxines marines sur le littoral Tunisien : état de connaissances » 9h30-9h50 –Mohamed Laabir : LAGUNOTOX project « Study of toxic dinoflagellates in the Mediterranean lagoons: highlighting cyst banks, morphogenetic, toxin characterization and ecophysiological traits of the main HAB species » 9h50-10h10–Eric Abadie : A study on Vulcanodinium rugosum (dinoflagellate producer of pinnatoxins) developing in the Mediterranean lagoon of Ingril
10h10 – 10h40 Pause-café (posters) offerte par Novakits
SESSION 5: Session Méditerranée 2 / Jeunes chercheurs 1 (Chair : Mohamed Laabir)
11h00 -11h20 – Pierre-Jean Ferron : Toxicity of palytoxin and Ostreopsis extracts on intestinal, liver, and lung human cells 11h20 -11h40 – Laura Payton : Effect of Alexandrium minutum exposure on gills cyclic transcriptome of the oyster Crassostrea gigas 11h40 -12h00 – Justine Castrec :Comparative study of the behavioral and physiological responses of the oyster Crassostrea gigas exposed to three strains of Alexandrium minutum producing different toxin types 12h00 – 12h20 - Khadidja Klouch : Historical records from dated sediment cores unveiled the multidecadal dynamics of the toxic dinoflagellate Alexandrium minutum in the Bay of Brest (France)
12h20 -12h30 –Discussion libre - questions
12h30 – 14h00 Repas (buffet Citadelle)
SESSION 6 : Session Jeunes Chercheurs 2 (Chair : Ronel Biré)
14h00 -14h30 – Conférence invitée Walid Medhioub : « Contamination des mollusques bivalves par les phycotoxines dans le Golfe de Gabès, état des lieux et perspectives futures » 14h30 -14h50 – Francesco Pisapia : Toxicity screening of Gambierdiscus strains using neuro-2a and erythrocyte lysis bioassays 14h50 -15h10 – Jimmy Alarcan : In vitro investigation on the human metabolism of lipophilic phycotoxins PTX-2 and SPX-1 using liquid chromatography hyphenated with high resolution Orbitrap mass spectrometry 15h10 -15h30 – Marc Long : Kinetics of the allelopathic activity of the toxic dinoflagellate Alexandrium minutum upon the photosystem II of the diatom Chaetoceros neogracile
15h30 -15h40 – Discussion libre - questions
15h40 -16h10 – Pause-Café (posters)
SESSION 7 : Mini-projets GdR : (Chair : Raffaele Siano)
16h10 -16h30 –Amandine Gaudin : Purification and Characterization of Portimine, the Smallest Cyclic Imine Toxin Produced by Vulcanodinium rugosum (French Isolate) 16h30 - 16h50 –Evelyne Benoit : Voltage-gated sodium channels of Crassostrea gigas oyster nerves: electrophysiological evaluation, ex vivo, of their sensitivity to paralytic shellfish toxins.
16h50-17h00 – CLOTURE DE LA PARTIE CONFERENCE
Jeudi 17 mars Salle Trégouboff, Station Zoologique, OOV 9h00 – 12h30 : Comité de pilotage du GdR PHYCOTOX 14h00 -17h00 : Réunions d’incubations projets (ANR, H2020, etc.). |