The concept lysine would possibly work in opposition to herpes has some plausibility. Tie F, Banerjee R, Stratton CA, Prasad-Sinha J, Stepanik V, Zlobin A, Diaz MO, Scacheri PC, Harte PJ: CBP-mediated acetylation of histone H3 lysine 27 antagonizes drosophila polycomb silencing. L-Carnitine is a mixture of two amino acids