The establishment of EVISA is funded by the EU through
the Fifth Framework Programme (G7RT- CT- 2002- 05112).
Supporters of EVISA includes:
Also called the Challenger scheme, which was proposed by Frederick Challenger. The mechanism is a series of metabolic reduction and oxidative methylation reactions that begin with the reduction of inorganic arsenate to inorganic arsenite and ultimately ends with the formation of trimethylarsine.