Entité de rattachement
PPL Parasites et Protistes Libres
Thème interdisciplinaire de recherche
Algologie, Ecotoxicologie microbienne, Interactions proies-prédateurs (eucaryotes vs procaryotes), Microbiologie environnementale, Ecophysiologie
Habilité(e) à diriger des recherches
Protistes photosynthétiques (Diatomées, Dinoflagellés) – Cyanobactéries toxiques- Interactions ciliés/cyanobactéries – Réponses aux stress environnementaux- Taxinomie moléculaire- Ecotoxicologie -Hydrobiologie- Cryobiologie


katia.comte [at] mnhn.fr
01 40 79 35 13

61 rue Buffon (CP52)
75005 Paris

Responsabilités hors unité

- Expert dans le Groupe de Travail ANSES sur les brévétoxines (toxines de Dinoflagellés et de Raphidophytes) (2020-2021)

- Reviewer (>20/an) pour des journaux scientifiques internationaux: Toxins, Aquatic Botany, Ecotoxicology, Chemistry & Ecology, Water Research, Scientific Reports, Aquaculture, FEMS Microbiol Ecol ; Freshwater Biology, Hydrobiologia, Life, Plants, Water, Aquatic Toxicology, Microbiol Ecol, EES,  IJEPH, Chin J Oceano Limnol, Chemosphere, Frontiers in Endocrinol, Crypto & Algol….

- Reviewer pour des projets nationaux (INRA, ANSES, INERIS, FRB) et internationaux (FNRS)

- Membre du comité éditorial IJEPRH « International Journal of Environmental Research and Public Health » section Microbiologie et hydrobiologie & de « Chinese Journal of Oceanology and Limnology »


  • Kim Tiam Sandra, Comte Katia, Dalle Caroline, Delagrange Marine, Djediat Chakib, Ducos Bertrand, Duval Charlotte, Feilke Kathleen, Hamlaoui Sahima, Le Manach Séverine, Setif Pierre, Yéprémian Claude, Marie Benjamin, Kirilovsky Diana, Gugger Muriel et al., août 2022The success of the bloom-forming cyanobacteria Planktothrix: Genotypes variability supports variable responses to light and temperature stress. Cyanobacterial blooms can modify the dynamic of aquatic ecosystems and have harmful consequences for human activities. Moreover… Harmful Algae vol. 117, , p. 102285
  • Vergalli Julia, Fayolle Stéphanie, Combes Audrey, Franquet Evelyne & Comte Katia, janvier 2020Persistence of microcystin production by Planktothrix agardhii (Cyanobacteria) exposed to different salinities. Recent reports predict increases in harmful cyanobacteria in water systems worldwide due to climatic and environmental changes,… Phycologia vol. 59, n° 1, p. 24-34 Publisher: Taylor & Francis _eprint: https://doi.org/10.1080/00318884.2019.1664875
  • Tiam Sandra Kim, Comte Katia, Dalle Caroline, Duval Charlotte, Pancrace Claire, Gugger Muriel, Marie Benjamin, Yéprémian Claude & Bernard Cécile, septembre 2019Development of a new extraction method based on high-intensity ultra-sonication to study RNA regulation of the filamentous cyanobacteria Planktothrix. Efficient RNA extraction methods are needed to study transcript regulation. Such methods must lyse the cell without degrading… PLOS ONE vol. 14, n° 9, e0222029
  • Ammar Myriam, Comte Katia & El Bour Monia, novembre 2015Seasonal Dynamics of Phytoplankton and Microbiological Communities during Sporadic Fish Die-Offs in the Bir M’Cherga Reservoir (Tunisia). Proliferations of cyanobacteria are becoming increasingly widespread in many artificial reservoirs, and may have detrimental… Cryptogamie, Algologie vol. 36, n° 4, p. 407-427
  • Tran Chi Thi Du, Bernard Cécile & Comte Katia, juillet 2015Cloning of some heat shock proteins genes for further transcriptional study of Planktothrix agardhii exposed to abiotic stress. Planktothrix agardhii is one of the freshwater cyanobacteria that can produce the hepatotoxin microcystins (MC)—a real threat… Folia Microbiologica vol. 60, n° 4, p. 317-323
    0015-5632, 1874-9356
  • Ammar Myriam, Comte Katia, Chi Tran Thi Du & Bour Monia El, 2014Initial growth phases of two bloom-forming cyanobacteria ( Cylindrospermopsis raciborskii and Planktothrix agardhii ) in monocultures and mixed cultures depending on light and nutrient conditions. Annales de Limnologie - International Journal of Limnology vol. 50, n° 3, p. 231-240
    0003-4088, 2100-000X
  • Comte Katia, Coursin Thérèse & Carre-Mlouka Alyssa, juillet 2013A new genotype in the genus Arthrospira (Oscillatoriales, Cyanobacteria) revealed by a mosaic-like structure of the 16S-23SrRNA intergenic spacer region in strain PCC 9901. We examined the phylogenetic assignment of the Chinese strain PCC 9901, a cyanobacterium previously identified as Lyngbya… Phycologia vol. 52, n° 4, p. 333-337