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Ancient Denisovan DNA Could Be Increasing Modern Humans’ Risk of Mental Health Disorders Like Depression

Modern humans interbred with Denisovans in Asia, which conferred a genetic adaptation for zinc regulation that helped humans adapt to cold climates, a trait widespread in non-African populations today. This adaptation, while beneficial for cold adaptation, may also predispose individuals to various psychiatric disorders. The research indicates that the genetic variant observed, which affects zinc …