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Appels à projets annuels CEBA

Le Labex CEBA ouvre chaque année un appel à projets concurrentiel afin d’encourager une recherche innovante sur la biodiversité en Guyane française. Les projets sont évalués par le Conseil scientifique et par des examinateurs externes.

L’appel à projets 2020 est ouvert ! Cliquez ici pour consulter et télécharger le modèle de lettre d’intention.

Projets financés en 2019 (consulter les résumés)

  • DartFrog – The evolution and maintenance of ecotypism in a changing world: the case of the poison dart frog Dendrobates tinctorius. PIs: Mathieu CHOUTEAU (LEEISA, Cayenne, French Guiana) & Charles PERRIER (CEFE, Montpellier, France)
  • DeepRoot – Into the deep: exploring root distribution and function in tropical forests. PIs: Claire FORTUNEL & Isabelle MARÉCHAUX (AMAP, Montpellier, France)
  • GeoLaw – GIS modeling of spatial tensions for biodiversity conservation in the Brazilian Amazonia. PIs: Luly FISHER, Lise TUPIASSU & Jean-Raphaël GROS-DÉSORMEAUX (LC2S, Schoelcher, Martinique) & José BENATTI (UFPA, Belém, Brazil)
  • MultiMyco – Multiscale determinants of arbuscular mycorrhizal fungal communities. PIs: Francis Q. BREARLEY (Manchester Metropolitan University, UK) & Mélanie ROY (EDB, Toulouse, France)
  • NSC-Focus – Non-stuctural carbohydrates and tree functional groups in the context of forest succession. PI: Alexia STOKES (AMAP, Montpellier, France)
  • NurseHab – Characterisation of near-shore habitats as nurseries for fish and shrimp communities. PI: Morgana TAGLIAROLO (LEEISA, Cayenne, France)
  • PEPINO – Historical genomics of long-term people-palm interactions in the Neotropics. PIs: Louise BROUSSEAU (DIADE, Montpellier, France) & Guillaume ODONNE (LEEISA, Cayenne, French Guiana)
  • PlastiPhys – Plasticity in physiological capacity and thermoregulatory behaviour as adaptive responses to climate change. PI: Donald B. MILES (Ohio University, USA & SETE, Moulis, France)
  • RareTree – Eco-evolutionary implications of commonness vs. rarity in Amazonian tree congeners. PI: Myriam HEUERTZ (BIOGECO, Cestas, France)

Projets financés en 2018 (consulter les résumés)

  • BORDER – Research on the biosynthetic origin of macrocyclic diterpenes of Euphorbiaceae – plants and/or endophytes? PI: Véronique ÉPARVIER (ICSN, Gif-sur-Yvette, France)
  • BROWSE – Browsing in treefall gaps: cross-interactions between large-bodied browsers and forest regeneration in French Guiana forests. PI: Cécile RICHARD-HANSEN (ECOFOG, Kourou, French Guiana)
  • BRYOTROP – Effects of simulated nitrogen deposition on the epiphytic bryosphere in a tropical rainforest. PI: Vincent JASSEY (ECOLAB, Toulouse, France)
  • CANO4D-CAL – Dense canopy characterisation using coupled airborne and ground LiDAR, and implications for canopy monitoring over time. PI: Nicolas BARBIER (AMAP, Montpellier, France)
  • CASMA – Comparative phylogenomic approach to study the origin of butterfly mimetism in Amazonia. PI: Fabien CONDAMINE (ISEM, Montpellier, France)
  • DIGS – Diversification of an ancient Guiana Shield lineage of fossorial frogs. PI: Antoine FOUQUET (LEEISA, Cayenne, French Guiana)
  • DREAM – Drought recovery mechanisms in a tropical forest. PI: Megan BARTLETT (Princeton University, USA)
  • PIXIE – Bordered pits provide a mechanistic understanding of embolism resistance in branch and leaf xylem of tropical rainforest trees from French Guiana. PI: Patrick HEURET (AMAP, Montpellier, France) & Steven JANSEN (Institute Systematics Botany and Ecology, Ulm University, Germany)
  • POLYMIM – The ecological and genomic basis of polymorphic mimicry in Heliconius butterflies. PI: Mathieu CHOUTEAU (EDB, Toulouse, France)
  • RESERVOIRS – The role of Neotropical birds as potential reservoirs of infectious diseases. PI: Christophe THÉBAUD (EDB, Toulouse, France) & Javier PEREZ-TRIS (Complutense University of Madrid, Spain)
  • SYMBIOSYNTHESIS – Bacterial defensive symbionts associated with ants in Amazonia: evolutionary and ecological factors impacting the diversity of bacterial genes in the biosynthesis of polyketides and non-ribosomal peptides. PI: Christophe DUPLAIS (ECOFOG, Kourou, French Guiana) & Corrie MOREAU (Field Museum of Natural History, Chicago, USA)

Projets financés en 2017 (consulter les résumés)

  • CAECILISKIN – Secretomes and microbiomes of Caecilian skin. PI: Mark WILKINSON (The Natural History Museum, UK)
  • CALL – Estimating the effects of climate changes on calling behaviour of tropical amphibians. PI: Élodie COURTOIS (LEEISA, Cayenne, French Guiana) & Diego LLUISA (MNHN, Paris, France)
  • DYSINVITE – Dysbiosis induction in Aedes aegypti to reduce virus transmission efficacy: from natural microbiome diversity to lab experiments. PI: Isabelle DUSFOUR (IPG, Cayenne, French Guiana)
  • FUNNET – The influence of fungal networks on interactions among adult trees and seedlings. PI: Irene RAMIREZ ROJAS (University of Antwerp, Belgium)
  • ID-LINK – Infectious disease and individual contributions to connecting ecological networks. PI: Christophe THÉBAUD (EDB, Toulouse, France) & Javier PEREZ-TRIS (Complutense University of Madrid, Spain)
  • MICRODYN – Microbiome dynamics of Drosophila in the Amazon and their changes upon lab selection. PI: Wolfgang J. MILLER (Medical University of Vienna, Austria)
  • PARASITROP – Variation in the diversity of parasite community between tropical and temperate bird species, and its relationship to host life history and ecology. PI: Jérôme MOREAU (University of Burgundi, Dijon, France)
  • PIRACUCU – Is the bony‐tongue fish Arapaima (Teleostei, Osteoglossiformes) really a monotypic genus? PI: Christelle TOUGARD (ISEM, Montpellier, France)
  • POSTWEBS – Post-disturbance resilience of food webs and ecosystem multifunctionality along a gradient of simulated drought. PI: Céline LEROY (AMAP, Montpellier, France) & Régis CÉRÉGHINO (ECOLAB, Toulouse, France)
  • SBOTA – Systematics and biogeography of the Slender-legged tree frog (Osteocephalus taurinus) species complex in Amazonia. PI: Antoine FOUQUET (LEEISA, Cayenne, France) & Diego ORTIZ (College of Engineering, Australia)
  • SENSODIR – The sense of directions: sensory ecology and navigation in the rainforest. PI: Andrius PASUKONIS (Harvard University, USA) & Max RINGLER (University of California, USA) &  Maxime GARCIA (ENS, Lyon, France)
  • SEVADICOSASA – Seasonal variations in diterpenoid composition of Sandwithia guyanensis Lanj. and Sagotia racemosa Baill. PI: Marc LITAUDON (ICSN, Gif-sur-Yvette, France)
  • VERTIGE – Vertical stratification and functioning of the fungal and bacterial microbial communities in the canopy of a tropical rainforest. PI: Heidy SCHIMANN (ECOFOG, Kourou, French Guiana)

Projets financés en 2016 (consulter les résumés)

  • AIRDNA – DNA from air for biodiversity surveys. PI: Pierre TABERLET (LECA, Grenoble, France)
  • COLLEVOL – Testing collective evolution in Neotropical trees. PI: Myriam HEUERTZ (BIOGECO, Cestas, France)
  • DRAGON – The role of colouration in structuring dragonfly communities. PI: Julien RENOULT (ACTE, Paris, France)
  • EVA – Evolutionary venomics of ants. PI: Niklas TYSKLIND (ECOFOG, Kourou, French Guiana)
  • GUMDROP – Disentangling the factors shaping gut microbiota diversity across arthropod predators. PI: David DUNEAU & Lucie ZINGER (EDB, Toulouse, France)
  • HUMMAL – Cascading effects of hummingbird malaria across multilayer ecological networks. PI:Christophe THÉBAUD (EDB, Toulouse, France) & Javier PEREZ-TRIS (Complutense University of Madrid, Spain)
  • MITICK – Microbial community structures in French Guiana ticks: a multi-level study of their origin, diversity and drivers. PI: Olivier DURON (UMR MIVEGEC, Montpellier)
  • SOIL – Soil responses to drought and nutrients. PI: Clement STAHL (ECOFOG, Kourou, French Guiana) & Elodie COURTOIS (LEEISA, Cayenne, French Guiana)
  • SOURCE – Seeking the sources of terrestrial biodiversity in French Guiana by enhancing the fossil record. PI: Pierre-Olivier ANTOINE (ISEM, Montpellier, France)
  • SVELTBUG – Mechanisms underlying the evolution of an exaggerated sex-specific trait. PI: Abderrahman KHILA (ENS, Lyon, France)

Projets financés en 2015 (consulter les résumés)

  • DILATE – Diversity of latex properties in French Guianan trees. PI: Yannick ESTEVEZ & Christopher BARALOTO (ECOFOG, Kourou, French Guiana)
  • ERH – Parasites, disease and the global spread of cane toads: how do parasites impact amphibian health and biological invasions? PI: Crystal GRAHAM (Smithsonian Tropical Research Institute, Panama)
  • FUN-BROM – Are bromeliad roots absorptive? A Preliminary study on fungal association in bromeliads. PI: Céline LEROY (AMAP, Montpellier, France)
  • GUEPES – The Guianese evolutionary project on economics for social insects. PI: Seirian SUMNER (University of Bristol, UK)
  • LEAFMINE – Is ecological speciation a major driver of diversification in tropical leaf‐mining insects? PI: Jérôme MURIENNE & Carlos LOPEZ -VAAMONDE (EDB, Toulouse, France)
  • ORGY – Sound of orgy: the acoustics of Amazonian explosive breeding amphibians. PI Elodie COURTOIS (LEEISA, Cayenne, French Guiana)
  • PRIMEWEB – Predicting the spread of infectious mycobacteria communities among French Guiana food web. PI: Rodolphe GOZLAN (MIVEGEC, Montpellier, France)
  • TATU2 – Integrating state-of-the-art genomic and morphological tools to disentangle the biogeography of the long-nosed armadillo species complex (genus Dasypus). PI: Frédéric DELSUC (ISEM, Montpellier, France)
  • TIGERAMAZON – Risk assessment of the emergence of zoonotic viruses as a result of the invasion of Ae. albopictus in the Amazonian rainforest. PI: Christophe PAUPY (MIVEGEC, Montpellier, France)
  • TROCSYMB – Diversity, distribution and host specificity of three model symbionts in hummingbirds. PI: Christophe THÉBAUD (EDB, Toulouse, France) & Javier PEREZ-TRIS (Complutense University of Madrid, Spain)
  • UACEF – Undergrowth acoustic communication of “earless” frogs. PI: Antoine FOUQUET (LEEISA, Cayenne, French Guiana)
  • WILT – Validating methods for quantifying the drought response of tropical  trees  and implications for modelling. PI: Isabelle MARÉCHAUX (EDB, Toulouse, France)
  • WOODUSES – Traditional knowledge and technological properties of construction timbers in French Guiana: from old knowledge to new uses. PI: Jacques BEAUCHENE (ECOFOG, Kourou, French Guiana)

Projets financés en 2014 (consulter les résumés)

  • ANTPEP – Ant nesting habits impact on venom peptide activities. PI: Alain DEJEAN (ECOFOG, Kourou, French Guiana)
  • CAMO – Camouflage of conspicuous signals in the Dendrobatidae poison frogs. PI: Innes CUTHILL (University of Bristol, UK)
  • COMPAREBIRDS – Comparative analysis of physiology and parasitism of Neotropical birds. PI: Philipp HEEB (EDB, Toulouse, France)
  • ECOGENHEL – Ecological genomics of species divergence in Heliconius butterflies. PI: Brian COUNTERMAN (Mississippi State University, USA)
  • HYDROSTAT – Hydraulics and sap of trees from the Amazonian tropics. PI: Damien BONAL (Silva, Nancy, France) & Louis SANTIAGO (University College Riverside, USA)
  • IMMUNOPRIM – Adaptation at innate immune genes in primates: divergence and polymorphism in New World monkeys. PI: Emilie LECOMPTE (EDB, Toulouse, France)
  • MONISPEC – Monitoring incipient speciation of Drosophila in Amazonia. PI: Wolfgang J. MILLER (University of Vienna, Austria)
  • MUSTARD – Gene flow and riverine barriers in the Guiana Shield: a multitaxon test across the Oyapock river. PI: Antoine FOUQUET (LEEISA, Cayenne, French Guiana) & Luciano NAKA (Universidade Federal de Pernambuco (UFPE), Recife, Brazil)
  • PLASMODYNEVOL – The adaptive value of a novel marker of drug susceptibility in Amazonian Plasmodium falciparum parasites. PI: Stéphane PELLEAU & Lise MUSSET (IPG, Cayenne, French Guiana)
  • PRONUT – Reconsidering protective ant‐plant mutualisms from a nutritional perspective. PI: Jérôme ORIVEL (ECOFOG, Kourou, French Guiana)
  • TATU – Integrating state‐of‐the‐art genomic and morphological tools to disentangle the biogeography of the long­‐nosed armadillo species complex (genus Dasypus). PI: Frédéric DELSUC (ISEM, Montpellier, France)
  • TRYPSHIELD – Evolutionary history of mammal‐trypanosome associations in the Guiana Shield. PI: Miguel PINTO (American Museum of Natural History, USA)

Projets financés en 2013 (consulter les résumés)

  • AMAVAX – Polymorphism of P. vivax in two Amazonian areas and relation with the G6PD genotype of host populations. PI: Mathieu NACHER (EPAT, Cayenne, French Guiana)
  • AMAZING – Prevailing parasitic diseases in Amazonia: an integrated approach for the rationalisation of medicinal plant uses in French Guiana. PI: Emeline HOUËL (ECOFOG, Kourou, French Guiana)
  • BIOVIRO – Viral biodiversity in rodents communities in French Guiana. PI: Anne LAVERGNE (IPG, Cayenne, French Guiana)
  • CANOPOR – Short term tropical forest canopy dynamics unveiled by airborne LiDAR scanning. PI: Grégoire VINCENT (AMAP, Montpellier, France)
  • CECRODIV – Species delimitation within the Neotropical genus Cecropia in French Guiana: integrating morphological and molecular techniques. PI: Patrick HEURET (ECOFOG, Kourou, French Guiana)
  • DRAMA – Drought and mortality in Amazonian forests. PI: Damien BONAL (Silva, Nancy, France) & Louis SANTIAGO (University College Riverside, USA)
  • ECOGEOCHIM – Ecological cycling and metal hyperaccumulation in plants of French Guiana. PI: Jérôme CHAVE (EDB, Toulouse, France)
  • EDEN – Aposematic polymorphism in the dyeing poison frog (Dendrobates tinctorius): a model vertebrate for the study of selection and speciation. PI: Antoine FOUQUET (LEEISA, Cayenne, French Guiana) & Brice P. NOONAN (University of Mississippi, USA)
  • FRESH – Mega measure of freshwater biodiversity: implications in our understanding of infectious disease emergence. PI: Rodolphe GOZLAN (MIVEGEC, Montpellier, France)
  • FUNGROWTH – Seasonal variations in tree growth and functioning. PI: Damien BONAL (Silva, Nancy, France)
  • GENEVIL – A first genetic study of the RNA virus associated with Leishmania guyanensis and its role on clinical pleiomorphism of human leishmaniases in French Guiana. PI: Ghislaine PREVOT (EPAT, Cayenne, French Guiana)
  • MYCOWAC – Impact of fungal communities on the regeneration of a Guianese species Vouacapoua americana (Aublet). PI: Stéphane TRAISSAC (ECOFOG, Kourou, French Guiana)
  • NEMAZON – Spatial and temporal patterns of species and genetic diversity of Amazonian Caenorhabditis nematodes. PI: Christian BRAENDLE (Université de Nice Sophia Antipolis, Nice, France)
  • PEBAS – Do extant plants support past marine incursions in Amazonia? PI: Christine D. BACON (University of Gothenburg, Sweden)
  • PPAR – Phthalate pollution in an Amazon rainforest. PI: Alain LENOIR (Université François Rabelais, Tours, France)
  • SCANDD – Species coexistence and negative density dependence in tropical rain forests. PI: C.E. Timothy PAINE (University of Stirling, UK)
  • TEKOBOTANY – Introduction to the Teko ethnobotany. PI: Damien DAVY (LEEISA, Cayenne, French Guiana)
  • TROPINSPIRE – Tropical rainforest plants as concept generators for biomimetics research. PI: Nick ROWE (AMAP, Montpellier, France)
  • VARDIVERGE – Do patterns of phenotypic variation within species help explain divergence across species in morphology and performance in frogs? PI: Elodie COURTOIS (LEEISA, Cayenne, French Guiana)
  • VECHAG – Biodiversity of the vectors of Chagas disease in French Guiana. PI: Jean-Pierre DUJARDIN (MIVEGEC, Montpellier, France)
  • VISUALFACT – Is the visual fluorescence a relevant signal in the communication between Mimosa pudica and Ministrymon azia: an interspecific experimental study. PI: Christophe DUPLAIS (ECOFOG, Kourou, French Guiana)
  • WORMBANK – DNA barcoding earthworms in biodiversity hot spots of French Guiana. PI: Virginie ROY (BIOEMCO, Université Paris-Est Créteil, France)

Projets financés en 2012 (consulter les résumés)

  • ARTHROPODES – Biodiversity, biogeography and chemical ecology of Arthropods of French Guiana. PI: Jérôme MURIENNE (EDB, Toulouse, France)
  • CECROPIAE – Development of informatic tools (i) for taxonomic recognition and (ii) for entry of architectural data dedicated to the tribe of Cecropieae (Urticaceae). PI: Patrick HEURET (ECOFOG, Kourou, French Guiana)
  • CHRYSOBALANACEAE – Transcriptomic in the service of the biogeography study of a family of Neotropical plants. PI: Jérôme CHAVE (EDB, Toulouse, France)
  • DEFIS – Delimitation of interfertile species and reconstruction of speciation scenarii. PI: Caroline SCOTTI-SAINTAGNE (ECOFOG, Kourou, French Guiana)
  • FUNGUY – Study of fungal diversity in French Guiana. PI: Mélanie ROY (EDB, Toulouse, France)
  • GESTE – Structuration and dynamic of the genomic diversity of ecologically contrasted species and populations. PI: Ivan SCOTTI (ECOFOG, Kourou, French Guiana)
  • GUYA-E-MISSION – Methane and carbon dioxide greenhouse gas emissions from tropical forest as a function of biodiversity, land use and deforestation age: multi-site observations, regional modelling and management implications. PI: Lukas SIEBICKE (ECOFOG, Kourou, French Guiana)
  • HISTOPLASMA – Infestation of bats by Histoplasma capsulatum in French Guiana. PI: Bernard CARME (EPAT, Cayenne, French Guiana)
  • ONTOFUN – Does ontogeny influence species functional strategy across habitats and climate gradients in Amazonian forests? PI: Claire FORTUNEL (ECOFOG, Kourou, French Guiana)
  • PALICOUREA-CROCEA – Chemotaxonomy of the Palicourea crocea complex. PI: Guillaume ODONNE (LEEISA, Cayenne, French Guiana)
  • POISSONS – Phylogenetic diversity of freshwater fish assemblies in French Guiana. PI: Sébastien BROSSE (EDB, Toulouse, France)
  • PRIMATES – Evolutionnary genetic of Amazonian monkeys: diversification, adaptation and coevolution between Herpes virus and primates. PI: Brigitte CROAU-ROY (EDB, Toulouse, France)
  • SALMONELLES – Study of the domestic and peri-domestic transmission of Salmonellas in French Guiana, of their reservoirs and of their specific diversity. PI: Franck BERGER (IPG, Cayenne, French Guiana)
  • TRACHYCEPHALUS – Evolution of chemical defences of amphibians: a case study of the genus Trachycephalus. PI: Philippe GAUCHER (LEEISA, Cayenne, French Guiana)
  • TRI-NUTRI – Tripartite associations and nutrition in plants. PI: Céline LEROY (ECOFOG, Kourou, French Guiana)