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6, June 2012, pp

Many cases of skin cancer could be prevented by protecting the skin from ultraviolet radiation from the sun and indoor tanning devices

Epithalon was first synthesized from research into pineal gland peptides and has been studied since the 1980s, when Vladimir Khavinson's work on pineal extracts identified the tetrapeptide

It consists of a quinoline ring, which is a bicyclic aromatic system of a benzene and pyridine ring