"The advantages of genetic adjuvants are their low cost and simple administration, as well as avoidance of unstable recombinant cytokines and potentially toxic, ""conventional"" adjuvants (such as alum, calcium phosphate, monophosphoryl lipid A, cholera toxin, cationic and mannan-coated liposomes, QS21, carboxymethyl cellulose and ubenimix)."