Charlotte DUVAL
Assistant Engineer
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
- Responsable technique de la Collection de Cyanobactéries de l’UMR MCAM
- 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
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
2025
- , February 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 - , January 2024 — Genomes of nine biofilm-forming filamentous strains of Cyanobacteria (genera Jaaginema, Scytonema, and Karukerafilum gen. nov.) isolated from mangrove habitats of Guadeloupe (Lesser Antilles). Biofilm-forming cyanobacteria are abundant in mangrove ecosystems, colonizing various niches including sediment surface and… FEMS Microbes vol. 5, , xtad024ISSN2633-6685
2023
- , November 2023 — Multi-omics analyses from a single sample: prior metabolite extraction does not alter the 16S rRNA-based characterization of prokaryotic community in a diversity of sample types. Massive sequencing of the 16S rRNA gene has become a standard first step to describe and compare microbial communities from… FEMS Microbiology Letters , , fnad125ISSN0378-1097
- , October 2023 — Phytoplanktonic species in the haloalkaline Lake Dziani Dzaha select their archaeal microbiome. Microorganisms are key contributors of aquatic biogeochemical cycles but their microscale ecology remains largely unexplored,… Molecular Ecology , ,ISSN1365-294X
- , August 2023 — Monospecific renaming within the cyanobacterial genus Limnospira (Spirulina) and consequences for food authorization. The cyanobacterial genus, Limnospira (anc. Arthrospira Stizenberger ex Gomont 1892), commonly called “Spirulina”, is widely… Journal of Applied Microbiology vol. 134, n° 8, lxad159ISSN1364-5072
- , June 2023 — Intra-population genomic diversity of the bloom-forming cyanobacterium, Aphanizomenon gracile, at low spatial scale. Cyanobacteria are oxygenic photosynthetic bacteria that perform a substantial part of the global primary production. Some… ISME Communications vol. 3, n° 1, p. 1-4 Number: 1 Publisher: Nature Publishing GroupISSN2730-6151
- , May 2023 — Disruption of fish gut microbiota composition and holobiont’s metabolome during a simulated Microcystis aeruginosa (Cyanobacteria) bloom. Cyanobacterial blooms are one of the most common stressors encountered by metazoans living in freshwater lentic systems such as… Microbiome vol. 11, n° 1, p. 108ISSN2049-2618