This invention relates to peptide constructs useful in modulating the immune system of humans and other mammals, and to a peptide useful as a T cell binding ligand for directing a CD4 related T helper cell response, when the TCBL is linked to a disease associated {HEAD ~ antigenic peptide} to form {TAIL ~ the peptide conjugate} 
This invention relates to peptide constructs useful in modulating the immune system of humans and other mammals , and to a peptide useful as a T cell binding ligand for directing a CD4 related T helper cell response , when the TCBL is linked to a disease associated { HEAD ~ antigenic peptide } to form { TAIL ~ the peptide conjugate }
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