C - Chemistry – Metallurgy – 12 – N
Patent
C - Chemistry, Metallurgy
12
N
C12N 7/06 (2006.01) A61K 39/145 (2006.01) C07K 14/11 (2006.01)
Patent
CA 2197683
Method for preparing purified influenza antigens from a fluid containing influenza virus, comprising the steps of concentration, purification, fragmentation and, where appropriate, inactivation, characterized in that: A. either the purification step entails several ultra-centrifugation steps separated by a filtration step, B. or the fragmentation step is performed on the live virus in the presence of an amphiphilic nonionic detergent, followed by a removal of undesirable substances by filtration, retaining all of the viral constituents, or these two steps are carried out in any order.
Procédé de préparation d'antigèns grippaux purifiés, à partir d'un liquide contenant le virus grippal, comprenant les étapes de concentration, de purification, de fragmentation et éventuellement d'inactivation caractérisé en ce que: A. <u>ou bien</u> l'étape de purification comporte plusieurs étapes d'ultracentrifugation séparées par une étape de filtration, B. <u>ou bien</u> l'étape de fragmentation est effectuée sur le virus vivant en présence d'un détergent non-ionique amphiphile suivie d'une élimination des substances indésirables par filtration retenant l'ensemble des constituants viraux, <u>ou bien</u> on opère selon ces deux étapes dans un ordre quelconque.
Chalumeau Herve
Court Guy
Gerdil Catherine
Mcverry Patrick
Violay Jean-Michel
Fetherstonhaugh & Co.
Pasteur Merieux Serums Et Vaccins
LandOfFree
Method for preparing an influenza virus, antigens obtained... does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Method for preparing an influenza virus, antigens obtained..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Method for preparing an influenza virus, antigens obtained... will most certainly appreciate the feedback.
Profile ID: LFCA-PAI-O-1491403