Ancestral lysosomal enzymes with increased activity harbor therapeutic potential for treatment of Hunter syndrome oleh Natalie M. Hendrikse, Anna Sandegren, Tommy Andersson, Jenny Blomqvist, Åsa Makower, Dominik Possner, Chao Su, Niklas Thalén, Agneta Tjernberg, Ulrica Westermark, Johan Rockberg, Stefan Svensson Gelius, Per-Olof Syrén, Erik Nordling