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Investigators infused cerebral venous blood from sleep-induced rabbits into recipient animals, tracked the slow-wave-promoting fraction, and progressively purified it down to a single nine-residue sequence (PMID 560681)

95805 Multiple sleep latency or maintenance of wakefulness testing, daytime only

Researchers believe combining them could target four metabolic pathways, but no formal data confirms its safety or effectiveness

A greenish, teal or brown shift indicates that copper has dropped out of the chelate, which is a discard signal

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(J Physiol Paris, 2001