Light during darkness, melatonin suppression and cancer progression. Blask D, Dauchy R, Sauer L, Krause J, Brainard G. Journal Article 2002; 23(Suppl 2): 52-56 PubMed PMID: 12163849 Keywords: Animals, Darkness, Humans, Light:adverse effects, Melatonin:physiology, Neoplasms:physiopathology, Photoperiod, Pineal Gland:physiology,. Citation : Over the past few years, we have shown that the surge of melatonin in the circulation during darkness represents a potent oncostatic sig..... Read abstract Full text PDF