The G280-9 peptide, a common melanoma gp100 epitope restricted by MHC-associated HLA-A2. The G280-9 sequence is unique because it could be recognized by cytotoxic T lymphocytes at very low concentrations, however it shows low total immunogenicity that may be attributable to relatively low affinity of this peptide for the HLA-A2.

Tetrahydrozoline HCl is an imidazoline derivative with alpha receptor agonist activity.

Ethylenediaminetetraacetic acid (EDTA) trisodium salt is used to bind metal ions in the practice of chelation therapy, for treating mercury and lead poisoning.