T-cell responses summary. A summary of donor responses, including high-resolution HLA-typing of the donors DRB1 allele, after restimulation with WT FVIIa, VA, and the mutants N301D and N301E peptides. Keyhole limpet hemocyanin (KLH) is included as a positive control. Only responders with SI > 1.9 (using 3 replicates) are shown.