摘要 : Japan has been reported to be one of the areas of highest prevalence of human T-cell leukemia virus type 1 (HTLV-1) in the world [1,2]. For example, our earlier study indicated that about 1620 of HTLV-1 carriers have births per ye... 展开 Japan has been reported to be one of the areas of highest prevalence of human T-cell leukemia virus type 1 (HTLV-1) in the world [1,2]. For example, our earlier study indicated that about 1620 of HTLV-1 carriers have births per year in Japan [3]. To prevent mother-to-child infection of HTLV-1, Japanese obstetricians have to instruct these women about the methods as alternatives to breast-feeding [1,4]. 收起