Asaia sp. was established in 2000 as the fifth genera of acetic acid bacteria of the class Alphaproteobacteria. Asaia spp. belongs to the risk 1 group, which means that it is a group of saprophytic microorganisms without causing diseases in humans. However according to the literatura these bacteria can cause opportunistic infections when they get into the blood stream of a man with weakened immune systems. The first documented case of bacteremia caused by As . bogorensis was reported in a young patient with a history of intravenous-drug abuse.