human T-lymphotropic virus type 1

human T-lymphotropic virus type 1

[′hyü·mən ′tē ¦lim·fə¦träp·ik ‚vī·rəs ¦tīp ′wən] (virology) A retrovirus associated with a rare form of T-cell leukemia occurring primarily in the Caribbean area, Africa, and Japan. Also known as human T-cell lymphotropic virus type 1.