Letters that make HTLV-1
l, h, t, v, 1 are letters that make 'HTLV-1'
1 possible definitions for 'HTLV-1'
Under this definition, htlv-1 is a noun and has the following properties:
human T-cell leukemia virus-1 has the same meaning as HTLV-1
'HTLV-1' can be a type of retrovirus.