Vaccinia peptides eluted from HLA-DR1 isolated from virus-infected cells are recognized by CD4+ T cells from a vaccinated donor.
Strug I, Calvo-Calle JM, Green KM, Cruz J, Ennis FA, Evans JE, Stern LJ. Vaccinia peptides eluted from HLA-DR1 isolated from virus-infected cells are recognized by CD4+ T cells from a vaccinated donor. J Proteome Res. 2008 Jul; 7(7):2703-11.