Charlotte DUVAL
Assistant Engineer
Collection manager
Affiliation entity
CCE Cyanobacteria, Cyanotoxins and Environment
Interdisplinary research theme
Algologie - Microbiologie - Aquariologie
Contact
Social networks
E-mail
charlotte.duval [at] mnhn.fr
Phone
01 40 79 81 37
Address(es)
12 rue Buffon
75005 Paris
Responsibilities inside unit
- Chargée de Collection : Cyanobactéries et microalgues vivantes du MNHN (PMC -ALCP)
- Responsable technique de l’animalerie Médaka
- Gestion du site Internet de l’unité pour l’équipe CCE (co-correspondants de l’UMR MCAM : L. Kohl, L. Duval, C. Lombard, S. Mann, A. Deville)
- Correspondante communication pour l’équipe CCE (co-correspondants de l’UMR MCAM : L. Kohl et C. Maulay-Bailly )
- Représentante de l’animalerie Médaka auprès du comité d’éthique MNHN-UPMC (Comité Cuvier, Président : A. de Luze)
- Participation et organisation de la Fête de la Science
Collections
2024 - … : Chargée de Collection : Cyanobactéries et microalgues vivantes du MNHN (PMC - ALPC)
https://www.mnhn.fr/fr/collection-de-cyanobacteries-et-de-microalgues-eucaryotes
https://mcam.mnhn.fr/fr/collection-de-cyanobacteries-et-de-microalgues-vivantes-pmc-alcp-470
Presentation
Constitution et entretien de collections vivantes de cyanobactéries du Muséum :
- Isolement des souche : technique de microbiologie
- Entretien des souches : repiquage, suivi de croissance
- Caractérisation morphologique et moléculaire des souches : observation en microscopie, extraction ADN, PCR, séquençage, alignement séquence, BLAST, phylogénie
- Gestion des stocks : échanges, ventes, dons de souches
- Informatisation des données : base de données
Élevage et production animalerie de recherche (Médaka : modèle d’écotoxicologie poisson) :
- Entretien des aquariums : nettoyage des aquariums, suivi des paramètres
- Élevage : suivi des pontes, des reproductions, renouvellement du stock des reproducteurs, récolte des oeufs
- Gestion des stocks et des commandes
- Informatisation des données
- Niveau II pour l’expérimentatrion animale : participation au expérimentations en éco-toxicologie (tri mâles/femelles ; prélèvements sanguins ; dissections)
- Capacitaire pour l’entretien et l’élevage du poisson Médaka
Publications
2026
- , August 2026 — Integrating metagenome-scale metabolic models and metabolomics to explore candidate biochemical interactions in cultivated Microcystis phycospheres. Favoured by global changes, freshwater cyanobacterial harmful blooms generate major ecological, economical and public health… ISME Communications , , ycag226ISSN2730-6151
- , July 2026 — Synergistic interactions between biogenic organic matter and microbial dynamics during simulated senescent cyanobacterial blooms in freshwater mesocosms. One of the major consequences of a phytoplanktonic bloom is the massive release of autochthonous organic matter (OM) into the… Frontiers in Microbiomes vol. 5, ,ISSN2813-4338
- , June 2026 — Higher Trophic Status Leads to More Diverse and Divergent Microeukaryote Communities Over Time in Urban Lakes From the Greater Paris (France). Effects of trophic status on lake microeukaryote community dynamics remain underexplored. Spanning oligotrophic to… Environmental Microbiology Reports vol. 18, n° 3, e70355ISSN1758-2229
- , May 2026 — Efficient selection of new Limnospira platensis strains (spirulina) for biomass and high-value molecule production. Limnospira platensis is the most widely cultivated cyanobacterium worldwide and is valued by the food industry for its high… Journal of Applied Phycology , ,ISSN1573-5176
- , January 2026 — Metabolite diversity of Microcystis strains shows tight correspondence to genotype and may contribute to ecotype specificities. Microcystis is one of the most common bloom-forming cyanobacteria colonizing freshwater ecosystems worldwide. This genus… Communications Biology vol. 9, n° 1, p. 305ISSN2399-3642
2025
- , November 2025 — The threat is in the details - critical gap in ecotoxicological assessment of Microcystis blooms revealed by critical distinctions of genotype effects induced on Medaka fish. Microcystis spp., prolific bloom-forming freshwater cyanobacteria, produce a wide range of bioactive secondary metabolites… Environmental Pollution (Barking, Essex: 1987) , , p. 127344ISSN1873-6424
- , March 2025 — A summer in the greater Paris: trophic status of peri-urban lakes shapes prokaryotic community structure and functional potential. With more than 12 million inhabitants, the Greater Paris offers a “natural laboratory” to explore the effects of eutrophication… Environmental Microbiome vol. 20, n° 1, p. 24ISSN2524-6372
- , January 2025 — Limnospira (Cyanobacteria) chemical fingerprint reveals local molecular adaptation. Microbiology Spectrum , , e01901–24 Publisher: American Society for Microbiology
2024
- , December 2024 — Light and temperature culture conditions impact the metabolome of the cyanobacterium of therapeutic interest Planktothricoides raciborskii PMC 877.14. Cyanobacteria are ancient photosynthetic microorganisms with a long evolutionary history that have adapted to inhabit diverse… Algal Research vol. 84, , p. 103738ISSN2211-9264
- , April 2024 — Transcriptomic insights into the dominance of two phototrophs throughout the water column of a tropical hypersaline-alkaline crater lake (Dziani Dzaha, Mayotte).
Saline-alkaline lakes often shelter high biomasses despite challenging conditions, owing to the occurrence of highly adapted…
Frontiers in Microbiology vol. 15, , Publisher: FrontiersISSN1664-302X