The present application is a continuation of co-pending PCT International Application No. PCT/GB00/01327, having an International filing date of Apr. 7, 2000 and a priority date of Apr. 9, 1999 and entitled "METHOD TO TYPE PRION PROTEINS".
The invention relates to a method for detecting PrP in a biological human or animal sample that may contain PrP. The inventive method is characterised in that it uses a molecule containing at least one positive charge and/or at least one osidic bond and a ligand other than a proteinic ligand selected from macrocyclic ligands and glycosaminoglycanes.