Disclosed is a new type of immunostimulating agent including an immunostimulating oligonucleotide complexed with a carrier which is safe and has a high transfection effect. The carrier complexed with the immunostimulating oligonucleotide to form the immunostimulating agent is a polysaccharide having...http://www.google.de/patents/US7790189?utm_source=gb-gplus-sharePatent US7790189 - Immunostimulating agents