| detection of htlv-iia blood donors in an urban area of the amazon region of brazil (belém, pa). | the human lymphotropic viruses type i (htlv-i) and type ii (htlv-ii) are members of a group of mammalian retroviruses with similar biological properties, and blood transfusion is an important route of transmission. htlv-i is endemic in a number of different geographical areas and is associated with several clinical disorders. htlv-ii is endemic in several indian groups of the americas and intravenous drug abusers in north and south america, europe and southeast asia. during the year of 1995, all ... | 1998 | 9608238 |