Interleukin-1 conjugates and uses thereof

A - Human Necessities – 61 – K

Patent

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Details

A61K 39/385 (2006.01) C07K 14/545 (2006.01) C12N 7/04 (2006.01)

Patent

CA 2623287

The present invention is related to the fields of molecular biology, virology, immunology and medicine. The invention provides a composition comprising an ordered and repetitive antigen array, wherein the antigen is an IL-1 protein, an IL-1 mutein or an IL-1 fragment. More specifically, the invention provides a composition comprising a virus-like particle, and at least one IL-1 protein, IL-1 mutein or at least one IL-1 fragment linked thereto. The invention also provides a process for producing the composition. The compositions of the invention are useful in the production of vaccines for the treatment of inflammatory diseases, and chronic autoimmune diseases, genetic diseases and cardiovascular diseases. The composition of the invention efficiently induces immune responses, in particular antibody responses. Furthermore, the compositions of the invention are particularly useful to efficiently induce self-specific immune responses within the indicated context.

La présente invention concerne les domaines de la biologie moléculaire, de la virologie, de l~immunologie et de la médicine. L'invention permet d~obtenir une composition comprenant un réseau d'un antigène ordonné et répétitif, ledit antigène étant une protéine IL-1, une mutéine IL-1 ou un fragment IL-1. Plus particulièrement, l'invention permet d~obtenir une composition qui comprend une particule semblable à un virus et au moins une protéine IL-1, une mutéine IL-1 ou au moins un fragment IL-1 qui y est lié. L'invention concerne aussi une méthode pour produire la composition. Les compositions de l'invention sont utiles pour produire des vaccins permettant de traiter des maladies inflammatoires et des maladies auto-immunes chroniques, des maladies génétiques et des maladies cardio-vasculaires. La composition de l'invention induit efficacement des réponses immunitaires, en particulier des réponses d'anticorps. En outre, les compositions de l'invention sont particulièrement utiles pour efficacement induire des réponses immunitaires auto-spécifiques dans le contexte indiqué.

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