Hélène Falentin
- Science et Technologie du Lait et de l'Oeuf (STLO)
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helene-falentin
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0000-0001-6254-5303
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235897698
- ResearcherID : ABD-2801-2020
Présentation
Je suis ingénieure de recherche en microbiologie et génomique fonctionnelle depuis 20 ans.
Mon objectif scientifique est de mieux comprendre le fonctionnement des écosystèmes d'aliments fermentés pour mieux maitriser la qualité organoleptique et nutritionnelle des produits traditionnels et permettre l'innovation. La réduction de notre empreinte carbone passe, en partie, par la consommation de produits alimentaires durables. La fermentation permet, à moindre coût, d'allonger la durée de vie des matières premières et de les rendre saines et bonnes. Cette qualité est souvent liée à la production de métabolites d'origine microbienne. Au cours de ces 20 dernières années, j'ai eu à cœur d'identifier les bases moléculaires de la production de métabolites d'intérêt en utilisant le séquençage d'ADN, d'ARN en culture pure ou dans des communautés complexes d'aliments fermentés (métagénomique et métatranscriptomique de fromages, olives) et plus récemment de la culture bactérienne en conditions contrôlées en bioréacteurs. Je suis auteure de 60 articles scientifiques. Je développe actuellement, en collaboration avec des mathématiciens et des informaticiens, de nouvelles solutions numériques pour choisir et associer judicieusement les souches à inoculer dans le lait ou les matières premières végétales à fermenter ou biopréserver.
Compétences
Publications
Publications
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Evidencing strain-dependency of metabolic pathways within 1,494 lactic bacteria genomes with the in silico screening Prolipipe pipelineJOBIM 2025 - Journées Ouvertes en Biologie, Informatique et Mathématiques, Romain Bourqui; Clémence Frioux; Simon Labarthe, Jul 2025, Bordeaux, France |
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Revealing the dynamics and mechanisms of bacterial interactions in cheese production with metabolic modelling 6 may 2025 / Modélisation du microbiomeNEM 2025 - Journées Nutrition & Ecologie Microbienne, workshop modélisation du microbiome, May 2025, Rennes (Distanciel), France |
Milk microbiota: potential allies for mammary gland healthADSA annual meeting 2023, American Dairy Science Association, Jun 2023, Ottawa, Canada. pp.146 |
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How do two strains of lactic acid bacteria cooperate to improve soy juice fermentation?16 th symposium on Bacterial Genetics and Ecology BAGECO 2023, https://bageco2023.org/committees/, Jul 2023, Copenhague., Denmark |
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Microbiote des produits fermentés par approches culturales et métagénomiques Exemple d'un fromage artisanal : le Pélardon23ème édition du colloque du Club des Bactéries Lactiques, UMR INRAE - Institut Agro STLO (Science et Technologie du Lait et de l’Œuf), Jun 2022, Rennes, France |
Soy juice fermentation for yogurt production: how a relevant starter selection can improve it ?36th EFFoST International Conference 2022, The European Federation of Food Science and Technology (EFFoST), Nov 2022, Dublin, Ireland |
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Metatranscriptomics and metabolic modeling to identify bacterial metabolic interactions during the manufacture of a model pressed cheese.FOODMICRO 2022, Aug 2022, Athènes, Greece |
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Métatranscriptomique et modèle métabolique pour identifier la succession des métabolismes bactériens en interaction lors de la fabrication d’un fromage modèle à pâte pressée.23ème édition du colloque du Club des Bactéries Lactiques, UMR INRAE - Institut Agro STLO (Science et Technologie du Lait et de l’Œuf), Jun 2022, Rennes, France |
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Characterizing microbial interactions in controlled and natural microbial communitiesWorkshop SymBioDiversity, May 2022, Santiago, Chile |
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Reasoning approaches for the characterization of cooperation and competition in large-scale microbial communitiesJournée GT Bioss 2022, Nov 2022, Nantes, France |
Metabolic modelling deciphers interactions in a cheese bacterial communityMetaboday 2021, Mar 2021, Bordeaux, France |
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Pélardon AOP des Cévennes, du lait cru au fromage affiné : dynamiques microbiennes et évolution des arômesRéunion virtuelle "Glande mammaire lait" / Galactinnov, réseau galactinnov, Nov 2021, live, France |
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How LAB can cooperate to improve soy juice fermentation?NIZO Plant Protein Functionality Conference, Fred van de Velde (NIZO; chair) René Floris (NIZO) John Giezen (NIZO) Marie-Claire Morley (Elsevier), Oct 2020, Conference - Online., France |
Comparative study of Lactic Acid Bacteria in soy juice fermentation.22ème édition du colloque du Club des Bactéries Lactiques, Jun 2019, Caen, France |
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Functional exploration of the impact of fermented milk consumption withor withoutviable LAB on the composition and activityof the gutmicrobiotaby metaomic approaches22ème édition du colloque du Club des Bactéries Lactiques, Jun 2019, Caen, France |
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From strain potential to bacterial community design for targeted functionsSTLOpendays, Institut National de Recherche Agronomique (INRA). UMR UMR INRA / AgroCampus Rennes : Science et Technologie du Lait et de l'?uf (1253)., Mar 2019, Rennes, France |
Florilège: a database gathering microbial phenotypes of food interest2017 Scientific MEM days: Journées scientifiques MEM (Métaomiques et écosystèmes microbiens), Jan 2017, Paris, France |
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Propionibacterium genomics to decipher remarkable phenotypic biodiversity of strains and adaptations to substrates and environment.PropioBifido2016 – 4th International Symposium on Propionibacteria and Bifidobacteria., University College of Cork Teagasc, Sep 2016, Cork, Ireland |
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Promising immunomodulatory properties of select strains of dairy propionibacteria4 .Congress of European Microbiologists FEMS 2011, Jun 2011, Genève, Switzerland |
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Immunomodulatory properties of the β-glucan surface polysaccharide of Propionibacterium freudenreichii, a dairy bacterium with probiotic potential6th Conference on Functional Genomics of Gram-positive Microorganisms 16th International Conference on Bacilli - Montecatini Terme, Italy, Jun 2011, Montecatini, Italy |
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Genomic diversity of 24 Propionibacterium freudenreichii 1 strains6 Conference on Functional Genomics of Gram-positive Microorganisms 16 International Conference on Bacilli, Jun 2011, Montecatini, Italy |
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Multilocus sequence typing of Propionibacterium freudenreichii4. Congress of European Microbiologists FEMS 2011, Jun 2011, Genève, Switzerland |
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Identification of a secreted lipolytic esterase in Propionibacterium freudenreichii4. Congress of European Microbiologists (FEMS2011), Jun 2011, Genève, France |
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The use of targeted mRNA expression as biomarker to track growth and activity of Lactobacillus helveticus in broth and in Swiss cheeseIAFP European Symposium on Food Safety, May 2011, Ede, Netherlands |
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β-glucan biosynthesis in <em>Propionibacterium freudenreichii</em> correlates with the expression level of gtf, a unique polysaccharide synthase encoding gene3 International Symposium on Propionibacteria and Bifidobacteria: Dairy and Probiotic, Jun 2010, Oviédo, Spain |
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Lineages with broad dairy biotope ranges and phenotypic variability in Propionibacterium freudenreichii revealed by multilocus sequence typing12 International Conference on Culture Collections, Sep 2010, Florianópolis, Santa Catarina, Brazil |
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Efficacité de la fermentation lactique pour dégrader l' acide phytique présent dans le jus de soja et dans des bouillies de céréales et de légumineuses.https://www.alphavisa.com/sfm/2024/fr/. 19e congrès national de la SFM « Bienvenue chez les Microbes », Oct 2024, Lille, France. , 2024, ⟨10.1002/fsn3.1229)⟩ |
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Lactiplantibacillus plantarum et Lactobacillus helveticus :des espèces efficaces pour dégrader l’acide phytique présent dans les légumineuses, céréales et pseudo-céréaleshttps://www.sfm-microbiologie.org/evenement/cbl2024/. 24e édition du Congrès du Club des Bactéries Lactiques (CBL), Jun 2024, Dijon, France. , 2024, ⟨10.1002/fsn3.1229)⟩ |
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Characterising competition and cooperation potentials in microbial communities using discrete models of metabolism. An exploratory analysisJOBIM 2022 - JOURNÉES OUVERTES EN BIOLOGIE, INFORMATIQUE ET MATHÉMATIQUES, Jul 2022, Rennes, France |
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Omnicrobe : une base de données d’habitats et de phénotypes microbiens23ème édition du colloque du Club des Bactéries Lactiques, Jun 2022, Rennes, France. , 2022 |
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Omnicrobe, an open-access database of microbial habitats, phenotypes and uses extracted from textJOBIM 2022, Jul 2022, Rennes, France. , Proceedings Posters Demos, pp.42 |
Modelling metabolic network dynamics in a cheese bacterial communityCMSB, The 19th conference on Computational Methods in Systems Biology, Sep 2021, Bordeaux, France |
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Modelling metabolic network dynamics in a cheese bacterial communityMPA, Metabolic Pathway Analysis, Aug 2021, Knoxville, United States |
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Modelling metabolic network dynamics in a cheese bacterial communityJOBIM,Journées Ouvertes en Biologie, Informatique et Mathématiques, Jul 2021, Paris, France |
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Florilege, a database gathering microbial habitats, phenotypes and usesJOBIM 2020, Jun 2020, Montpellier, France |
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How lactic acid bacteria can improve organoleptic properties of plant-based food through fermentation ?20th Organic World Congress, Sep 2020, Rennes, France. , 2020 |
Florilège : une base de données de phénotypes microbiens d’intérêt agro-alimentaire .Journées qualiment, Feb 2020, Paris, France. , 2020 |
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Exploring microbial diversity of naturally fermented PDO Nyons table olivesFEMS – 8th Congress of European Microbiologists, Jul 2019, Glasgow, United Kingdom |
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Microbial diversity of Pélardon, an artisanal raw goat milk cheese22ème édition du colloque du Club des Bactéries Lactiques, Jun 2019, Caen, France. , 2019 |
Bioinformatics tools as a way to select microbial strains for fermented food products15.Symposium on Bacterial Genetics and Ecology "Ecosystem drivers in a changing planet", May 2019, Lisbonne, Portugal. , 2019 |
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Microbial diversity of Pélardon, an artisanal raw goat milk cheeseFEMS – 8th Congress of European Microbiologists, Jul 2019, Glasgow, United Kingdom |
Design de communautés bactériennes pour fermenter un nouvel aliment associant lait et légumineuseRFL2, 2e Rencontres Francophones sur les Légumineuses, Oct 2018, Toulouse, France. , 2018 |
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Microbial diversity of Pélardon,an artisanal raw goat milk cheese14.congrès national de la Société Française de Microbiologie (SFM), Oct 2018, Paris, France. , 2018 |
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Single-molecule force spectroscopy to compare the surface properties of food Propionibacteria strains with distinct abilities for EPS productionSPM (scanning probe microscopy on soft and polymer materials), Aug 2018, Leuven, Belgium. 2018 |
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FLORILEGE: an integrative database using text mining and ontologiesJOBIM 2018, Jul 2018, Marseille, France. , 2018, ABSTRACTS JOBIM 2018 |
Adaptation of Propionibacterium freudenreichii to long-term survival under gradual nutritional shortage19. International Conference on Bacilli & Gram-Positive Bacteria, Jun 2017, Berlin, Germany. , 2017 |
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Florilege : a database gathering microbial phenotypes of food interest4. International Conference on Microbial Diversity 2017, Oct 2017, Bari, Italy. , 2017 |
Design of bacterial consortia for fermentation of novel food mixing milk and lupin flour4. International Conference on Microbial Diversity 2017, Oct 2017, Bari, Italy. 2017 |
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PROMEDFOODS : Promouvoir les aliments fermentés méditerranéens grâce à une meilleure connaissance de leur diversité microbienneColloque de l'AFEM (Association française d'écologie microbienne), Oct 2017, Camaret-sur-Mer, France. Actes du Colloque de l'AFEM |
Integrative analysis of transcriptomics and metabolomics data: adaptation of Propionibacterium freudenreichii to long-term survival in nutritional shortage12. International Conference of the Brazilian Association of Bioinformatics and Computational Biology (AB3C), Nov 2016, Belo -Hoizonté, Brazil. , 2016 |
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Monoxenic experimental cheese reveals anti-inflammatory effect of Propionibacterium freudenreichii in vivo.IDF Dairy Science & Technology Symposia 2016 Cheese Science & Technology, Apr 2016, Dublin, Ireland. , 2016 |
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[i]Propionibacterium[/i] genomics to decipher remarkable phenotypic biodiversity of strains and adaptation to substrates and environments4 International Symposium on Propionibacteria and Bibfidobacteria, Sep 2016, Cork, Ireland. 2016 |
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Production of biosurfactants by dairy [i]propionibacteria[/i]4 International Symposium on Propionibacteria and Bibfidobacteria, Sep 2016, Cork, Ireland. , 2016 |
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Mutations and genomic islands can explain the strain dependency of sugar utilization in 21 strains of <i>Propionibacterium freudenreichii</i>JOBIM 16. Journées Ouvertes de Biologie, Informatique et Mathématiques, Jul 2015, Clermont-Ferrand, France. , 2015, ⟨10.1186/s12864-015-1467-7⟩ |
How to design an efficient and robust pipeline for 16S rRNA-gene sequence analysis to improve our understanding on microbial communities?JOBIM 16. Journées Ouvertes Biologie Informatique Mathématiques, Jul 2015, Clermont-Ferrand, France. , 2015 |
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Mutations and genomic islands can explain the strain dependency of sugar utilization in 21 strains of Propionibacterium freudenreichii20. Colloque du Club des Bactéries Lactiques, Jun 2015, Lille, France. , 2015 |
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Microbiota of bovine udder foremilk and susceptibility to mastitis in dairy cows.20. Edition du Club des Bactéries Lactiques, Jun 2015, Lille, France. , 2015 |
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Microbiota of bovine udder and susceptibility to mastitis in dairy cowsPathobiome: Pathogens in microbiota in host, Jun 2015, Paris, France. 2015 |
A unique in vivo experimental approach reveals metabolic adaptation of the probiotic [i]Propionibacterium freudenreichii[/i] to the colon environment.International Scientific Conference on Probiotics and Prebiotics – IPC2014, Jun 2014, Budapest, Hungary. PAMIDA International Ltd, 2014, IPC 2014 |
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An integrative approach of [i]Propionibacterium freudenreichii[/i] immunomodulatory mechanisms5th IDF Symposium on Science & Technology of Fermented Milk, Mar 2014, Melbourne, Australia. 2014 |
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A unique in vivo experimental approach reveals metabolic adaptation of the probiotic [i]Propionibacterium freudenreichii[/i] to the colon environment24. International ICFMH Conference, Food Micro 2014, Sep 2014, Nantes, France. , 2014, ICFMH Conference, Food Micro 2014 |
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Staphylococcus aureus Newbould 305, a strain associated to mild and chronic mastitis, is well armed to invade bovine mammary tissue.60. Congress of the Brazilian Society for Genetics, Aug 2014, Guarujà, Brazil. 2014 |
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Exploration métagénomique du microbiote mammaire bovin en lien avec la susceptibilité aux mammites13. Journées de l'Animation transversale "Glande mammaire, lait", Nov 2014, Rennes, France. , 2014, XIIIes Journées de l’animation transversale “Glande mammaire, lait” |
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[i]Staphylococcus aureus[/i] Newbould 305, a strain associated with mild and chronic mastitis in bovinesSYMPOSTAPH, Oct 2014, Lyon, France. , 2014 |
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Surface proteins of [i]Propionibacterium freudenreichii[/i] are involved in its anti-inflammatory properties.International Scientific Conference on Probiotics and Prebiotics – IPC2014, Jun 2014, Budapest, Hungary. PAMIDA International Ltd, 2014, IPC 2014 |
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Identification of the main esterase involved in milk fat hydrolysis in [i]Propionibacterium Freudenreichii[/i]4. International Symposium on Lactic Acid Bacteria Food, Health and Application, Oct 2013, Tucuman, Argentina. , 2013 |
A unique in vivo approach reveals metabolic adaptation of the probiotic Propionibacterium freudenreichii to the colon environment.Colloque Génomique Environnementale, Nov 2013, Rennes, France. , 2013 |
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Implication des composés de surface dans la modulation de l’inflammation intestinale par [i]Propionibacterium freudenreichii.[/i]9 congrès national de la sociéte française de microbiologie, Feb 2013, Lille, France. , 2013 |
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Immunomodulatory properties of the probiotic Propionibacterium freudenreichii surface proteome19 ième Colloque du Club des bactéries lactiques, Oct 2013, Bordeaux, France. , pp.72, 2013 |
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Is microbial diversity of bovine mammary ecosystem correlated to mastitis susceptibilitycolloque de Génomique Environnementale et Fonctionnelle, Nov 2013, Rennes, France. 2013 |
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Cheese starter Propionibacterium freudenreichii modulates inflammation: role of surface components?The 7 International Yakult Symposium 2013 (The Intestinal Microbiota and Probiotics: Exploting Their Influence on Health), Apr 2013, Londres, United Kingdom. , 2013 |
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The probiotic[i] Propionibacterium freudenreichii[/i] surface proteomeEUPA 2013, Oct 2013, Saint-Malo, France. , 2013 |
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Identification of the main esterase involved in milk fat hydrolysis in [i]Propionibacterium Freudenreichii[/i]4. International Symposium on Lactic Acid Bacteria Food, Health and Application, Oct 2013, Tucuman, Argentina. , 2013 |
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The cheese starter [i]Propionibacterium freudenreichii[/i] modulates inflammation: role of surface components?Symposium INRA ROWETT sur le microbiome du tube digestif. Microflore intestinale : amie ou ennemie ?, Jun 2012, Clermont-Ferrand, France. , 2012 |
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Adaptation and survival strategies of Propionibacterium freudenreichii under conditions mimicking cheese ripening in the cold6.IDF Cheese Ripening & Technology Symposium, May 2012, Madison, France. , 2012 |
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Stratégie d’adaptation et de survie de Propionibacterium freudenreichii dans des conditions simulant celle du fromage à basse températureJournéés des Microbiologistes de l'INRA 2012, Nov 2012, L'Isle sur la Sorgue, France. , 2012 |
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Lipolysis by Propionibacterium freudenreichii: Identification of two lipolytic esterases6.Cheese Ripening & Technology Symposium, May 2012, Madison, United States. , 2012 |
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Combination of in silico and proteomic approaches to identify candidate genes responsible for the immunomodulatory properties of Propionibacterium freudenreichiiJournées des Microbiologistes de l'INRA 2012, Nov 2012, L'Isle-sur-la-Sorgue, France. 2012 |
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Combination of in silico and proteomic approaches to identify candidate genes responsible for the immunomodulatory properties of[i] Propionibacterium freudenreichii[/i]Journées ouvertes en biologie informatique mathématiques, Jul 2012, Rennes, France. , 2012 |
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Lipolyse par Propionibacterium freudenreichii: identification de deux estérases lipolytiquesJournées des Microbiolgistes de L'INRA 2012, Nov 2012, L'Isle sur la Sorgue, France. , 2012 |
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Cold adaptation of the cheese ripening bacterium Protectionniste freudenreichii8 Cheese Symposium, Sep 2011, Cork, Ireland. 91 (6), 124 p., 2011, Dairy Science and Technology |
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Identification of the main esterase involved in lipolysis by Propionibacterium freudenreichii8. Cheese Symposium, Sep 2011, Cork, Ireland. Dairy Science and Technology, 96 (6), 124 p., 2011, Dairy Science and Technology |
Identification of the main esterase involved in lipolysis by Propionibacterium freudenreichiiADSA-ASAS Annual Meeting, Jul 2011, New Orleans, United States. , Journal of Dairy Science, 94, 2011, Journal of Dairy Science |
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New insights into physiology and metabolism of Propionibacterium freudenreichii3 International Symposium on Propionibacteria and Bifidobacteria: Dairy and Probiotic, Jun 2010, Oviédo, Spain. , International Journal of Food Microbiology, Volume 149, Issue 1, Pages 19-27, 2010, International Journal of Food Microbiology |
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A new dairy product fermented exclusively by dairy propionibacteria: a new tool to study probiotic potentialities in vivo17 Colloque du Club des Bactéries Lactiques, Oct 2010, Nancy, France. , 2010 |
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First multilocus sequence typing scheme to study Propionibacterium freudenreichii population structure3 International Symposium on Propionibacteria and Bifidobacteria: Dairy and Probiotic, Jun 2010, Oviédo, Spain. , International Journal of Food Microbiology, Volume 149, Issue 1, September 2011), 2010, International Journal of Food Microbiology |
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Promising immunomodulatory effects of selected strains of dairy propionibacteria22 International ICFMH Symposium, Food Micro, Aug 2010, Copenhague, Denmark. , International Journal of Food Microbiology, Volume 152, Issue 3, Pages 53-222 (16 January 2012), 2010, International Journal of Food Microbiology |
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Identification of a secreted lipolytic esterase in Propionibacterium freudenreichii3 International Symposium on Propionibacteria and Bifidobacteria: Dairy and Probiotic, Jun 2010, Oviedo, Spain. , International Journal of Food Microbiology, Volume 149, Issue 1, Pages 1-112 (1 September 2011), 2010, International Journal of Food Microbiology |
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First multilocus sequence typing scheme to study Propionibacterium freudenreichii population structure3rd International Symposium on Propionibacteria and Bifidobacteria: Dairy and Probiotic, Jun 2010, Oviedo, Spain. , International Journal of Food Microbiology, 149 issue1 2011, 2010, International Journal of Food Microbiology |
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First Multilocus Sequence Typing scheme to study Propionibacterium freudenreichii population structure17. Colloque du Club des Bactéries Lactiques, Oct 2010, Nancy, France. , 2010 |
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The complete genome of Propionibacterium freudenreichii CIRM 1 a hardy actinobacteria with food and probiotic applications3 International Symposium on Propionibacteria and Bifidobacteria: Dairy and Probiotic, Jun 2010, Oviédo, Spain. , International Journal of Food Microbiology, Volume 149, Issue 1, Pages 1-112 (1 September 2011), 2010, International Journal of Food Microbiology |
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Promising immunomodulatory effects of selected strains of dairy propionibacteria as evidenced[i] in vitro[/i] and[i] in vivo.[/i]3. International Symposium on Propionibacteria and Bifidobacteria: dairy and probiotic applications, Jun 2010, Oviedo, Spain. International Journal of Food Microbiology, Volume 149, Issue 1, 1 September 2011, Pages 1, pp.1-112, 2010, International Journal of Food Microbiology |
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Identification of a glucan synthase gene potentially coding for exopolysaccharide production by Propionibacterium freudenreichii subsp. shermanii2nd International Symposium on Propionibacteria & Bifidobacteria, Jun 2007, Wadahl, Norway |
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Propionibacterium spp. and Acidipropionibacterium spp.Reference Module in Food Science, Elsevier, 2020, Reference Module in Food Science, ⟨10.1016/B978-0-08-100596-5.23016-3⟩ |
chapitre 7: Partie Métagénomique des fromages au lait cru et impact des procédéLe Fromage, 4 ième Edition, Editions Tec & Doc Lavoisier, 1001 p., 2018, 9782743023157 |
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Propionibacterium ssp.Encyclopedia of dairy sciences, Academic Press, 2011, 978-0-12-374402-9 |
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Revealing the dynamics and mechanisms of bacterial interactions in cheese production with metabolic modelling2023 |
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Omnicrobe, an open-access database of microbial habitats and phenotypes using a comprehensive text mining and data fusion approach2022 |
La génétique au service de la qualité des aliments fermentés.Microbiologie et Parasitologie. 2018 |