基本信息
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职业迁徙
个人简介
Research interests
Molecular approaches to taxonomy and ecology of cyanobacteria
Microbial biodiversity and phylogeny
Planktonic cyanobacteria forming toxic blooms in surface waters
Biogeography of polar cyanobacteria (Antarctic and Arctic)
Genomic research on Arthrospira (‘spirulina’) and polar cyanobacteria, and search for secondary metabolites
- Ecophysiology of cyanobacterial strains and resistance to dessication, low temperatures, UV radiations
Importance of cyanobacteria in the search for life traces in fossil rocks, including the UV-screening pigments
Conservation of the Antarctic ecosystems and microbial terrestrial biotopes
Research summary
Cyanobacteria are the core of my research, focussed on a polyphasic approach to their diversity, phylogeny, biogeography and taxonomy. This means that I include, as far as possible, cultivation-dependent and –independent methods, and phenotypic (morphological) and molecular characterizations. The studied cyanobacterial populations come from a variety of biotopes: Azolla symbioses, blooms in freshwater lakes, marine plankton, rock surfaces, microbial mats, soil crusts, biofilms… I had the chance to become involved in polar research and got very interested in the biodiversity and biogeography of Antarctic and Arctic cyanobacteria, where we recently could apply High-Throughput Sequencing methods.
Cyanobacteria have been very important for the evolution of our planet, and we also collaborate with Prof. E. Javaux (Geology Dept, Ulg) on the isolation and characterization of the compounds, mostly pigments, that they can be used as ‘traces of life’ in astrobiological studies. Moreover, cyanobacteria seem to have a diversity of UV-screening pigments (e.g. scytonemin, gloeocapsin) that are not yet so well known.
We have built a collection of strains that has formed the core of the BCCM/ULC culture collection of cyanobacteria that was supported since 2011 by the Belgian Coordinated Collections of Microorganisms (BELSPO). This public collection, currently contains one of the largest collections of documented (sub)polar cyanobacteria worldwide. It operates with a Quality Management System and ISO 9001 certification.
As cyanobacteria are prolific producers of secondary compounds, we have started to determine and explore the genome sequences of some BCCM/ULC strains for gene clusters known to produce bioactive molecules. The activities are also tested in collaboration with P. Jacques (MIPI, Ulg) and P. Becker (BCCM/IHEM, Brussels). In addition, my team is studying the resistance mechanisms of certain strains to the harsh environmental conditions of the Antarctic.
Teaching
- Molecular approaches to the diversity of marine microorganisms
- Astrobiology (shared)
- Extremophilic microorganisms (shared)
- Pratical of phycology
研究兴趣
论文共 280 篇作者统计合作学者相似作者
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Luis R. Pertierra,Gilda Varliero,Andres Barbosa,Elisabeth M. Biersma,Peter Convey,Steven L. Chown,Don Cowan,Asuncion De Los Rios,Pablo Escribano-Alvarez,Diego Fontaneto,Ceridwen Fraser,Mathew Harris,Kevin Hughes,Huw Griffiths,Peter le Roux,Xiaoyue P. Liu,Heather Lynch,Roksana Majewska,Pablo A. Martinez,Marco Molina-Montenegro,Miguel A. Olalla-Tarraga,Lloyd Peck,Antonio Quesada,Cristina Ronquillo,Yan Ropert-Coudert,Leopoldo Sancho,Aleks Terauds,Juliana Vianna,Annick Wilmotte,Joaquin Hortal,Michelle Greve
Biodiversity data jurnal (2024)
Frontiers in microbiology (2024)
Benoit Durieu, Valentina Savaglia,Yannick Lara, Alexandre Lambion,Igor S. Pessi,Wim Vyverman,Elie Verleyen,Annick Wilmotte
Ecography (2024)
Science Advancesno. 46 (2023)
Marlisa Martinho de Brito,Irina Bundeleva, Frédéric Marin,Emmanuelle Vennin,Annick Wilmotte, Laurent Plasseraud,Pieter T. Visscher
crossref(2023)
MICROBIAL GENOMICSno. 7 (2023)
GIGASCIENCE (2023)
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作者统计
#Papers: 279
#Citation: 8421
H-Index: 44
G-Index: 77
Sociability: 7
Diversity: 0
Activity: 1
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