The sulphated polysaccharides extract ulvans from Ulva armoricana limits Marek’s disease virus dissemination in vitro and promotes viral reactivation in lymphoid cells

Autor: Frédérick Bussy, Sylvie Rémy, Matthieu Le Goff, Pi Nyvall Collén, Laëtitia Trapp-Fragnet

Publikováno v: BMC Veterinary Research, Vol 18, Iss 1, Pp 1-9 (2022)

Abstract Background Marek’s disease (MD) is a highly contagious lymphoproliferative disease of chickens caused by an alphaherpesvirus, Marek’s disease virus (MDV). MD is presently controlled by systematic vaccination of animals, which protects ef

Externí odkaz: https://doaj.org/article/c68413d2c0eb432199a20ea740ce967f

Ulvan Activates Chicken Heterophils and Monocytes Through Toll-Like Receptor 2 and Toll-Like Receptor 4

Autor: Nathalie Guriec, Frédérick Bussy, Christelle Gouin, Olivier Mathiaud, Benoit Quero, Matthieu Le Goff, Pi Nyvall Collén

Publikováno v: Frontiers in Immunology, Vol 9 (2018)

Responsiveness to invasive pathogens, clearance via the inflammatory response, and activation of appropriate acquired responses are all coordinated by innate host defenses. Toll-like receptor (TLR) ligands are potent immune-modulators with profound e

Externí odkaz: https://doaj.org/article/39417c9cd1274afabfb9c3662bf6664e

An Algal Extract Improves Liver Function and Laying Performance of Turkey Breeders

Autor: Pi Nyvall Collén, Matthieu Le Goff, Manon Biesse, Jacques Delarue, Nathalie Guriec, Frédérick Bussy, Olivier Mathiaud

Publikováno v: Journal of US-China Medical Science. 17

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::87139a00d80841215f29d891262d58cb
https://doi.org/10.17265/1548-6648/2020.06.002

Activation of chicken gamma-delta T lymphocytes by a purified ulvan extract

Autor: Matthieu Le Goff, Christelle Gouin, Olivier Mathiaud, Jacques Delarue, Frédérick Bussy, Nathalie Guriec, Pi Nyvall Collén

Publikováno v: Veterinary Immunology and Immunopathology. 237:110255

Chicken γδ T lymphocytes are present in a variety of tissues such as blood, spleen and intestine. They constitute a major cytotoxic population. In chicken, Salmonella immunization as well as vaccination against Newcastle disease virus are accompani

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e6ec27a99a913b5e9d429075b5b0cde3
https://doi.org/10.1016/j.vetimm.2021.110255

Ulvan from Ulva armoricana (Chlorophyta) activates the PI3K/Akt signalling pathway via TLR4 to induce intestinal cytokine production

Autor: Matthieu Le Goff, Hervé Demais, Michel Olivier, Sébastien Holbert, Mustapha Berri, Joëlle Dupont, Pi Nyvall Collén

Publikováno v: Algal Research-Biomass, Biofuels and Bioproducts
Algal Research-Biomass, Biofuels and Bioproducts, Elsevier, 2017, 28, pp.39-47. ⟨10.1016/j.algal.2017.10.008⟩
9. European Symposium of Porcine Health Management (ESPHM 2017)
9. European Symposium of Porcine Health Management (ESPHM 2017), May 2017, Prague, Czech Republic. 2017

The authors wish to thank Christelle Gouin (Amadeite) for the production of the demineralized algal extracts and for her contribution to the proximate analyses and Dr. Nathalie Guriec (CHU Brest) for the LPS analysis. We also gratefully acknowledge D

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::756db11d0800aa0cd4571f5968e90287
https://hal.inrae.fr/hal-02623972