: Research Interests
Interactions between toxic / ichthyotoxic microalgae and marine resources (shellfish, finfish): algal toxin transfer along the food chain; lethal and sublethal effects in marine fauna.
National and international programs
As principal investigator:
- 2020-2022, BIOTOX: « Toxicity assessment of marine microalgae to fish and shellfish using cell culture ». Principal Investigator: M. Lassudrie ; fundings: Région Bretagne (SAD) & CD29 (APRE), 94,6 k€.
- 2019-2021, LET IT BI: « Ichthyotoxic microalgae of the French coast : what relationships between biological toxicity, chemodiversity and genetic diversity in the genus Karlodinium? ». Principal Investigator: M. Lassudrie ; fundings CNRS-INSU EC2CO, 28 k€.
- 2019-2020, IMOTEP: « Microalgae-bacteria interactions under phosphore-limited conditions : Effects on microalgae physiology and extracellular bioactivity ». Principal Investigators: M. Lassudrie & M. Garnier (Ifremer PBA) ; fundings : IFREMER, 20 k€.
- 2016, Postdoctoral fellowship: « Paralytic shellfish toxin accumulation in different Sydney Rock oyster families selected for disease resistance and growth ». Principal Investigator: M. Lassudrie ; fundings: Australian government (Endeavour Research fellowship), 16 kAUD.
Dataset
2023
Briand Enora, Garnier Matthieu, Lassudrie Duchesne Malwenn, Noel Cyril, Jauzein Cecile, Labry Claire, Lacour Thomas, Berard Jean-Baptiste, Nef Charlotte, Raimbault Virginie, Sibat Manoella, Schreiber Nathalie (2023). 16S sequencing of a synthetic bacterial community associated with microalgae (Alexandrium minutum and Prymnesium parvum). IFREMER. https://doi.org//10.12770/f5cc068f-1080-41bf-ab6c-e05430ca54d5
Bibliography
2024
Duval Audrey, Cochet Ewenn, Terre Terrillon Aouregan, Chomerat Nicolas, Lassudrie Malwenn, Bilien Gwenael, Piquet Jean-Come, Derrien Amelie, Mertens Kenneth, Iglesias Samuel (2024). Outbreak of an unknown flagellate and a massive European conger eel mortality event in late summer 2024 in La Forêt Bay (Brittany France) . Harmful Algae News. An IOC Newsletter on Toxic Algae and Algal Blooms , (77), 7-8 . Publisher's official version : https://doi.org/10.5281/zenodo.14363825 , Open Access version : https://archimer.ifremer.fr/doc/00927/103926/
García-Corona José Luis, Hegaret Helene, Lassudrie Malwenn, Derrien Amelie, Terre Terrillon Aouregan, Delaire Tomé, Fabioux Caroline (2024). Comparative study of domoic acid accumulation, isomer content and associated digestive subcellular processes in five marine invertebrate species . Aquatic Toxicology , 266, 106793 (12p.) . Publisher's official version : https://doi.org/10.1016/j.aquatox.2023.106793 , Open Access version : https://archimer.ifremer.fr/doc/00866/97757/
Ubiqus , Certain Gregoire, Hattab Tarek, Brind'Amour Anik, Schull Quentin, Chouvelon Tiphaine, Lassudrie Malwenn, Pérez Agúndez José A., Le Pivert Olivier, Petitgas Pierre (2024). Journées scientifiques sur les réseaux trophiques 10-11 janvier 2024 .
2023
Piquet Jean-Come, Demeule Carole, Terre Terrillon Aouregan, Derrien Amelie, Duval Audrey, Doner Anne, Lebrun Luc, Boulben Sylviane, Lassudrie Malwenn, Mertens Kenneth, Chomerat Nicolas, Bilien Gwenael (2023). Rapport d'activité 2022. Laboratoire Environnement Ressources de Bretagne Occidentale . https://archimer.ifremer.fr/doc/00846/95813/
2022
Ifremer. Département Océanographie et Dynamique des Ecosystèmes, Unité Littoral (2022). Rapport d'activité 2021 Laboratoire Environnement Ressources de Bretagne Occidentale . RST/ODE/LITTORAL/LER/BO-22-003 . https://archimer.ifremer.fr/doc/00811/92326/
Le Fur Ines, Bruneau Audrey, Blanchet Aline, Cugier Philippe, Deleglise Margot, Derrien Amelie, Fabioux Caroline, Guesdon Stephane, Gueux Aurore, Hegaret Helene, Hess Philipp, Lassudrie Malwenn, Lemoine Maud, Neaud-Masson Nadine, Piraud Aude, Terre Terrillon Aouregan (2022). Expertise sur le retour d'expérience de la contamination ASP dans les Pertuis Charentais fin 2021 . DDTM 17 - Direction Départementale des Territoires et de la Mer de Charente-Maritime, La Rochelle , Ref. ODE/LITTORAL/LER/PC-22.007 Expertise lfremer N° 22-010 , 34p. https://archimer.ifremer.fr/doc/00797/90883/
Doner Anne, Lassudrie Duchesne Malwenn, Chomerat Nicolas, Demeule Carole (2022). Phenomer : mieux connaître la biodiversité phytoplanctonique côtière . Salon Terra Scientifica. 25-27 Mars 2022, Paris .
2021
Siano Raffaele, Lassudrie Duchesne Malwenn, Cuzin Pierre, Briant Nicolas, Loizeau Veronique, Schmidt Sabine, Ehrhold Axel, Mertens Kenneth, Lambert Clément, Quintric Laure, Noël Cyril, Latimier Marie, Quéré Julien, Durand Patrick, Penaud Aurélie (2021). Sediment archives reveal irreversible shifts in plankton communities after World War II and agricultural pollution . Current Biology , 31(12), 2682-2689.e7 . Publisher's official version : https://doi.org/10.1016/j.cub.2021.03.079 , Open Access version : https://archimer.ifremer.fr/doc/00690/80195/
Lassudrie Malwenn, Beesoo Rima, Boucher Clemence, Mercier Eva, Jaffrezic Enora, Steiner Charlotte, Reveillon Damien, Chomerat Nicolas, Robinet Tony, Hegaret Helene, Fabioux Caroline, Le Goic Nelly, Hervé Fabienne, Bilien Gwenael, Duval Audrey, Malo Florent (2021). Ichthyotoxic microalgae from the French coasts: investigating links between biological toxicity, chemodiversity and genetic diversity within the genus Karlodinium . ICHA 2021 - 19th International Conference on Harmful Algae. October 10-15, Mexico . https://archimer.ifremer.fr/doc/00853/96524/
Garcia Corona Jose Luis, Hegaret Helene, Lassudrie Duchesne Malwenn, Marzari Adeline, Fleury Elodie, Fabioux Caroline (2021). Immunohistochemistry as a tool to decipher the subcellular mechanisms involved in the accumulation and long retention of the phycotoxin domoic acid in the king scallop Pecten maximus . ICHA 2021 - 19th International Conference on Harmful Algae. October 10-15, Mexico .
2020
Lassudrie Duchesne Malwenn, Hegaret Helene, Wikfors Gary H, Mirella Da Silva Patricia (2020). Effects of marine harmful algal blooms on bivalve cellular immunity and infectious diseases: A review . Developmental And Comparative Immunology , 108, 103660 (22p.) . Publisher's official version : https://doi.org/10.1016/j.dci.2020.103660 , Open Access version : https://archimer.ifremer.fr/doc/00612/72401/
Ajani Penelope A., Lim Hong Chang, Verma Arjun, Lassudrie Malwenn, McBean Katie, Doblin Martina A., Murray Shauna A. (2020). First report of the potentially toxic marine diatom Pseudo-nitzschia simulans (Bacillariophyceae) from the East Australian Current . Phycological Research , 68(3), 254-259 . Publisher's official version : https://doi.org/10.1111/pre.12421 , Open Access version : https://archimer.ifremer.fr/doc/00618/73047/
Ifremer. ODE/VIGIES (2020). Journées REPHY 2020. Nantes, 5 et 6 février 2020. Compilation des interventions et résumés . ODE/VIGIES/20-04 . https://archimer.ifremer.fr/doc/00612/72457/
2019
Siano Raffaele, Lassudrie Duchesne Malwenn, Cuzin Pierre, Mertens Kenneth, Schmidt Sabine, Quintric Laure, Durand Patrick (2019). Dynamiques multicentenaires des paleocommunautées de protistes marins dans la Baie de Brest (Bretagne, France). / Long-term dynamics of protist paleocommunities over 5000 years in the Bay of Brest (Brittany, France). 5e Colloque du GDR de Génomique Environnementale. 8-10 Octobre 2019, La Rochelle .
Pousse Emilien, Flye-Sainte-Marie Jonathan, Alunno-Bruscia Marianne, Hegaret Helene, Rannou Eric, Pecquerie Laure, Marques Goncalo M., Thomas Yoann, Castrec Justine, Fabioux Caroline, Long Marc, Lassudrie Malwenn, Hermabessiere Ludovic, Amzil Zouher, Soudant Philippe, Jean Fred (2019). Modelling paralytic shellfish toxins (PST) accumulation in Crassostrea gigas by using Dynamic Energy Budgets (DEB) . Journal Of Sea Research , 143, 152-164 . Publisher's official version : https://doi.org/10.1016/j.seares.2018.09.002 , Open Access version : https://archimer.ifremer.fr/doc/00455/56662/
Lassudrie Malwenn, Cuzin Pierre, Mertens Kenneth, Quintric Laure, Durand Patrick, Schmidt Sabine, Siano Raffaele (2019). Long-term dynamics of protist paleocommunities in a coastal marine ecosystem (Bay of Brest, NW France) by DNA metabarcoding . ASLO 2019 - Aquatic Science Meeting "Planet Water Challenges and Successes". 22 Feb -2 Mars, San Juan, Puerto Rico, USA.
2018
Siano Raffaele, Lassudrie Duchesne Malwenn, Delebecq Gaspard, Jauzein Cecile, Hess Philipp, Labry Claire, Le Gac Mickael, Mertens Kenneth, Mondeguer Florence, Sibat Manoella (2018). Paleoecology of marine protists : community dynamics and population adaptations revealed by ancient DNA metabarcoding and physiology of revived dinoflagellates . ISOP / PSA joint meeting. July 29th – August 2nd, 2018, Vancouver, University of British Columbia (Canada).
Ajani Penelope A., Verma Arjun, Lassudrie Malwenn, Doblin Martina A., Murray Shauna A. (2018). A new diatom species P. hallegraeffii sp. nov. belonging to the toxic genus Pseudo-nitzschia (Bacillariophyceae) from the East Australian Current . Plos One , 13(4), e0195622 (20p.) . Publisher's official version : https://doi.org/10.1371/journal.pone.0195622 , Open Access version : https://archimer.ifremer.fr/doc/00436/54794/
2016
de Montaudouin X., Lucia M., Binias C., Lassudrie Malwenn, Baudrimont M., Legeay A., Raymond N., Jude-Lemeilleur F., Lambert C., Le Goic N., Garabetian F., Gonzalez P., Hegaret Helene, Lassus Patrick, Mehdioub W., Bourasseau L., Daffe G., Paul-Pont I., Plus Martin, Do V. T., Meisterhans G., Mesmer-Dudons N., Caill-Milly Nathalie, Sanchez Florence, Soudant P. (2016). Why is Asari (= Manila) clam Ruditapes philippinarum fitness poor in Arcachon Bay: a meta-analysis to answer? Estuarine Coastal And Shelf Science , 179, 226-235 . Publisher's official version : https://doi.org/10.1016/j.ecss.2015.09.009 , Open Access version : https://archimer.ifremer.fr/doc/00280/39123/
Lassudrie Malwenn, Soudant Philippe, Nicolas Jean-Louis, Miner Philippe, Le Grand Jacqueline, Lambert Christophe, Le Goic Nelly, Hegaret Helene, Fabioux Caroline (2016). Exposure to the toxic dinoflagellate Alexandrium catenella modulates juvenile oyster Crassostrea gigas hemocyte variables subjected to different biotic conditions . Fish & Shellfish Immunology , 51, 104-115 . Publisher's official version : https://doi.org/10.1016/j.fsi.2016.02.017 , Open Access version : https://archimer.ifremer.fr/doc/00314/42523/
Hermabessiere Ludovic, Fabioux C., Lassudrie Malwenn, Boullot F., Long Marc, Lambert Christophe, Le Goic N., Gouriou Jeremie, Le Gac Mickael, Chapelle Annie, Soudant P., Hegaret Helene (2016). Influence of gametogenesis pattern and sex on paralytic shellfish toxin levels in triploid Pacific oyster Crassostrea gigas exposed to a natural bloom of Alexandrium minutum . Aquaculture , 455, 118-124 . Publisher's official version : https://doi.org/10.1016/j.aquaculture.2016.01.001 , Open Access version : https://archimer.ifremer.fr/doc/00307/41801/
2015
Lassudrie Malwenn, Soudant Philippe, Nicolas Jean-Louis, Fabioux Caroline, Lambert Christophe, Miner Philippe, Le Grand Jacqueline, Petton Bruno, Hegaret Helene (2015). Interaction between toxic dinoflagellate Alexandrium catenella exposure and disease associated with herpesvirus OsHV-1μVar in Pacific oyster spat Crassostrea gigas . Harmful Algae , 45, 53-61 . Publisher's official version : https://doi.org/10.1016/j.hal.2015.04.007 , Open Access version : https://archimer.ifremer.fr/doc/00269/38000/
Lassudrie Malwenn, Wikfors Gary H., Sunila Inke, Alix Jennifer H., Dixon Mark S., Combot Doriane, Soudant Philippe, Fabioux Caroline, Hegaret Helene (2015). Physiological and pathological changes in the eastern oyster Crassostrea virginica infested with the trematode Bucephalus sp and exposed to the toxic dinoflagellate Alexandrium fundyense . Journal Of Invertebrate Pathology , 126, 51-63 . https://doi.org/10.1016/j.jip.2015.01.011
2014
Lassudrie Malwenn, Soudant Philippe, Richard Gaelle, Henry Nicolas, Medhioub Walid, Da Silva Patricia Mirella, Donval Anne, Bunel Melanie, Le Goic Nelly, Lambert Christophe, de Montaudouin Xavier, Fabioux Caroline, Hegaret Helene (2014). Physiological responses of Manila clams Venerupis (=Ruditapes) philippinarum with varying parasite Perkinsus olseni burden to toxic algal Alexandrium ostenfeldii exposure . Aquatic Toxicology , 154, 27-38 . Publisher's official version : https://doi.org/10.1016/j.aquatox.2014.05.002 , Open Access version : https://archimer.ifremer.fr/doc/00189/30022/
2011
Slater Matthew J., Lassudrie Malwenn, Jeffs Andrew G. (2011). Method for Determining Apparent Digestibility of Carbohydrate and Protein Sources for Artificial Diets for Juvenile Sea Cucumber, Australostichopus mollis . Journal Of The World Aquaculture Society , 42(5), 714-725 . https://doi.org/10.1111/j.1749-7345.2011.00510.x
Babarro Jose M. F., Lassudrie Malwennhttps://w3.Ifremer.Fr/archimer-Admin/loadfile.Jsp?action=new (2011). Ecophysiological responses of invasive and indigenous mytilids in the Ria de Vigo (NW Spain) . Aquatic Living Resources , 24(3), 303-315 . https://doi.org/10.1051/alr/2011142