Prevalence of human T cell leukemia virus-I (HTLV-I) antibody among populations living in the Amazon region of Brazil (preliminary report)

Prevalence of human T cell leukemia virus-I (HTLV-I) antibody among populations living in the Amazon region of Brazil (preliminary report)

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Forty-tree (31.4%) out of 137 serum samples obtained from two Indian communities living in the Amazon region were found to be positive for HTLV-I antibody, scooters as tested by enzyme-linked immunosorbent assay (Elisa).Eighty-two sera were collected from Mekranoiti Indians, yielding 39% of positivity, whereas 11 (20.

0%) or the 55 Tiriyo serum samples had antibody to HTLV-I.In addition, positive results occurred in 10 (23.2%) out of 43 sera obtained from patients living in the Belem area, who were suffering from cancer affecting different organs.

Five (16.7%) out of 30 Elisa positive specimens were also shown to be positive by either Western blot analysis (WB) or indirect immunogold Diecast Truck electron microscopy (IIG-EM).