Boldine is a natual product .Boldine displays anti-cancer cytoprotective anti-oxidant and anti-inflammatory activities.

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.

β-cyano-L-Alanine is a nitrile of widespread occurrence in higher plants.