CpG DNA overcomes hyporesponsiveness to hepatitis B vaccine in orangutans.
Davis HL, Suparto II, Weeratna RR, Iskandriati DD, Chamzah SS, Ma'ruf AA, Nente CC, Pawitri DD, Krieg AM, Smits W, Sajuthi DD. CpG DNA overcomes hyporesponsiveness to hepatitis B vaccine in orangutans. Vaccine. 2000 Mar 17; 18(18):1920-4.