Efficacy of 6-chloro-2′,3′-dideoxyguanosine in rhesus monkeys infected with simian immunodeficiency virus: Y Fujii1,2, R Mukai1, H Akari1, M Machida2, K Mon1, Y Murayama1, I Otani1, F Ono3, M Nakayama1, K Komatsuzaki3, M Takasaka1, Y Yoshikawa1 and K Murakami2, 1Tsukuba Primate Center for Medical Science, NIH, I Hachimandai, Tsukuba, Japan, 2Iwakuni Research Laboratory of Technology, Nippon paper Industries Co., Ltd, 2-8-1, Iidamachi, Iwakuni, Japan, 3The corporation for Production and Research of Laboratory Primate, 1 Hachimandai, Tsukuba, Japan