Affiliation entity
CCE Cyanobacteria, Cyanotoxins and Environment
Interdisplinary research theme
Algologie - Ecologie du phytoplancton d'eau douce

Contact

E-mail
sahima.hamlaoui [at] mnhn.fr
Phone
01 71 21 47 11
Address(es)

12 rue Buffon

75005 Paris

Responsibilities inside unit

Activités collectives :

 

  • Formation et encadrement du personnel technique et étudiants
  • Participation aux formations continues proposées par le laboratoire

Presentation

Participation aux programmes de recherche de l'équipe CCE :

 

  • 2014 : Contrat de recherche MNHN-Privé

    «Isolement, culture et analyse toxicologique de souches de microalgues et de cyanobactéries d'eaux thermales »
  • 2013 : Contrat de recherche MNHN-Privé

    « Isolement et screening d'espèces et de populations algales originaires d'un environnement à forte teneur en nutriments minéraux et organiques »
  • 2012 - 2013 : Convention d'étude et de recherche (MNHN/SEDIF/Veolia eau) « Fiabilisation de la mesure des algues en continu par fluorescence »
  • 2011 - 1012 : Programme CarboSeine (MNHN / U. Paris 7 Diderot / IPGParis)

    « Résilience et Vulnérabilité de l'écosystème SEINE »
  • 2010 - 2011 : Projet D.G.S. /AFSSET

    « Risques associés à l'ingestion de cyanotoxines »
  • 2008 - 2010 : Projet National Arcachon (MNHN / ANSES)

    « Etudes toxicologiques et développement d'outils de tests in vitro : Proposition de modèles expérimentaux sur des lignées cellulaires permettant le dépistage de toxines afin de disposer d'outils alternatifs aux bio essais sur l'animal »
  • 2008 : Contrats ANR Cyanotox

    « Cyanobactéries et cyanotoxines en milieu périurbain (IDF) : distribution spatiale et toxicité »

Publications

2022
  • Gaëtan Juliette, Halary Sébastien, Millet Maxime, Bernard Cécile, Duval Charlotte, Hamlaoui Sahima, Hecquet Amandine, Gugger Muriel, Marie Benjamin, Mehta Neha, Moreira David, Skouri-Panet Fériel, Travert Cynthia, Duprat Elodie, Leloup Julie et al., December 2022Widespread formation of intracellular calcium carbonates by the bloom-forming cyanobacterium Microcystis. The formation of intracellular amorphous calcium carbonates (iACC) has been recently observed in a few cultured strains of… Environmental Microbiology , ,
    ISSN
    1462-2920
  • Halary Sébastien, Duperron Sébastien, Demay Justine, Duval Charlotte, Hamlaoui Sahima, Piquet Bérénice, Reinhardt Anita, Bernard Cécile & Marie Benjamin, December 2022Metagenome-Based Exploration of Bacterial Communities Associated with Cyanobacteria Strains Isolated from Thermal Muds. Cyanobacteria constitute a pioneer colonizer of specific environments for whom settlement in new biotopes precedes the… Microorganisms vol. 10, n° 12, p. 2337 Number: 12 Publisher: Multidisciplinary Digital Publishing Institute
    ISSN
    2076-2607
  • 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., August 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
    ISSN
    1568-9883
  • Hamlaoui Sahima, Yépremian Claude, Duval Charlotte, Marie Benjamin, Djediat Chakib, Piquet Bérénice, Bernard Cécile & Duperron Sébastien, 2022The culture collection of cyanobacteria and microalgae at the French National Museum of Natural History: a century old but still alive and kicking ! Including in memoriam: Professor Alain Couté. Cyanobacteria and eukaryotic microalgae are key players in life on Earth. They have adapted to a broad diversity of ecosystems,… Cryptogamie, Algologie vol. 43, n° 3, p. 41-83
    ISSN
    0181-1568
  • Ahoutou Mathias K., Yao Eric Kouamé, Djeha Rosine Y., Kone Mamadou, Tambosco Kevin, Duval Charlotte, Hamlaoui Sahima, Bernard Cécile, Bouvy Marc, Marie Benjamin, Montuelle Bernard, Troussellier Marc, Konan Felix K., Coulibaly Julien Kalpy, Dosso Mireille et al., 2022Impacts of nutrient loading and fish grazing on the phytoplankton community and cyanotoxin production in a shallow tropical lake: Results from mesocosm experiments. Given the increasing eutrophication of water bodies in Africa due to increasing anthropogenic pressures, data are needed to… MicrobiologyOpen vol. 11, n° 2, e1278 _eprint: https://onlinelibrary.wiley.com/doi/pdf/10.1002/mbo3.1278
    ISSN
    2045-8827
2021
  • Olokotum Mark, Troussellier Marc, Escalas Arthur, Hamlaoui Sahima, Okello William, Semyalo Ronald, Humbert Jean-François & Bernard Cécile, August 2021High nutrient loading and climatic parameters influence the dominance and dissimilarity of toxigenic cyanobacteria in northern bays of Lake Victoria. Eutrophication of Lake Victoria led to changes in its phytoplankton communities. However, different levels of eutrophication… Journal of Great Lakes Research vol. 47, n° 4, p. 985-996
    ISSN
    0380-1330
  • Ahoutou Mathias Koffi, Djeha Rosine Yao, Yao Eric Kouamé, Quiblier Catherine, Niamen-Ebrottié Julie, Hamlaoui Sahima, Tambosco Kevin, Perrin Jean-Louis, Troussellier Marc, Bernard Cécile, Seguis Luc, Bouvy Marc, Pédron Jacques, Konan Felix Koffi, Humbert Jean-François et al., May 2021Assessment of some key indicators of the ecological status of an African freshwater lagoon (Lagoon Aghien, Ivory Coast). The supply of drinking water is a vital challenge for the people who live on the African continent, as this continent is… PLOS ONE vol. 16, n° 5, e0251065 Publisher: Public Library of Science
    ISSN
    1932-6203
  • Demay Justine, Halary Sébastien, Knittel-Obrecht Adeline, Villa Pascal, Duval Charlotte, Hamlaoui Sahima, Roussel Théotime, Yéprémian Claude, Reinhardt Anita, Bernard Cécile & Marie Benjamin, January 2021Anti-Inflammatory, Antioxidant, and Wound-Healing Properties of Cyanobacteria from Thermal Mud of Balaruc-Les-Bains, France: A Multi-Approach Study. Background: The Balaruc-les-Bains’ thermal mud was found to be colonized predominantly by microorganisms, with… Biomolecules vol. 11, n° 1, p. 28 Number: 1 Publisher: Multidisciplinary Digital Publishing Institute
  • Duval C, Hamlaoui S, Piquet B, Toutirais G, Yéprémian C, Reinhardt A, Duperron S, Marie B, Demay J & Bernard C, January 2021Diversity of cyanobacteria from thermal muds (Balaruc-Les-Bains, France) with the description of Pseudochroococcus coutei gen. nov., sp. nov.. Cyanobacteria are able to synthesize a high diversity of natural compounds that account for their success in the colonization… FEMS Microbes vol. 2, xtab006,
    ISSN
    2633-6685
2020
  • Demay Justine, Halary Sébastien, Knittel-Obrecht A., Villa P., Duval Charlotte, Hamlaoui Sahima, Roussel Théotime, Yépremian Claude, Reinhardt Anita, Bernard Cécile & Marie Benjamin, 2020Antioxidant and anti-inflammatory properties of cyanobacteria from thermal mud (Balaruc-Les-Bains, France): a multi-approach study. , ,