PROCÉDÉ DE FILTRATION VIRALE DU FACTEUR DE VON WILLEBRAND

摘要

The present invention relates to a method of filtrating a solution comprising von Willebrand Factor (VWF), the method comprising (a) providing a solution comprising VWF and a basic amino acid; and (b) subjecting the solution of step (a) to a virus filtration through a filter having a pore size of less than or equal to 35 nm.