PRAME PURIFICATION

摘要

The present invention relates to methods for the purification of PRAME. In particular the present invention relates to a method for reducing the aggregation of PRAME during a diluent exchange from diluent A to diluent B comprising: (i) adding a polyanionic compound to diluent A prior to or contemporaneously with the exchange; and (ii) exchanging protein from diluent A to diluent B. Compositions produced by the method are also provided.