To date, four types of HTLVs (human T-lymphotropic virus 1 [HTLV-I], human T-lymphotropic virus 2 [HTLV-II], HTLV-III, and HTLV-IV) and four types of STLVs (STLV-I, STLV-II, STLV-III, and STLV-V) have been identified. HTLV types HTLV-1 and HTLV-2 viruses are the first retroviruses which were discovered. Both belong to the oncovirus subfamily of retroviruses and can transform human lymphocytes so that they are self-sustaining in vitro.
The goal keeper must wear a jersey distinguishable from his team and the opposing team. This is almost always interpreted to mean he must wear a different color.he goal keeper must wear a jersey distinguishable from his team and the opposing team. This is almost always interpreted to mean he must wear a different color.
Differentiation. During a game, most leagues require goalkeepers to wear uniforms that are different from those of the opposing teamâs goalkeeper and their own teammates. This helps the referee distinguish the goalkeeper from other players when everyone is crowded near the goal.afety. Goalkeepersâ uniforms have special padding to offer protection against speedy shots. For example, a goalkeeperâs shirt typically has long sleeves and special padding over the elbows, chest and shoulders to minimize the sting of a blocked shot. Goalkeepersâ pants typically have light padding as well.