melanotic psammomatous schwannoma Schwannomas Are Rarely Seen Pigmented Tumors with Unpredictable Prognosis and Challenging Diagnosis - Keskin - 2017 - Case Reports in Pathology Psammomatous melanotic schwannoma – a
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doi: 10.1007/s00441-003-0791-4

This compound is made from the amino acids lysine and methionine

The comparative advantage of this system is its ability to maintain therapeutic drug levels for up to 14 days, significantly outperforming standard eye drops which require multiple daily doses

doi: 10.1016/j.redox.2015.09.005