If desired, co stimulatory molecules, which improve immunogen presentation to lymphocytes, such as B7 1 or B7 2, or cytokines such as MIP1α, GM CSF, IL 2, and IL 12, can be included in {HEAD ~ a composition} of {TAIL ~ the invention} 
of
If desired , co stimulatory molecules , which improve immunogen presentation to lymphocytes , such as B7 1 or B7 2 , or cytokines such as MIP1α , GM CSF , IL 2 , and IL 12 , can be included in { HEAD ~ a composition } of { TAIL ~ the invention }
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