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References Delta-sleep-inducing peptide (DSIP): an update PubMed DSIPa tool for investigating the sleep onset mechanism: a review PubMed DSIP in sleep disturbances PubMed DSIP/DSIP-P and circadian motor activity of rats under continuous light PubMed Sleep and sleep substances PubMed Delta sleep-inducing peptide (DSIP): a still unresolved riddle PubMed DSIPa tool for investigating the sleep onset mechanism: a review PubMed DSIP in the treatment of withdrawal syndromes from alcohol and opiates PubMed Human plasma DSIP decreases at the initiation of sleep at different circadian times PubMed The influence of synthetic DSIP (delta-sleep-inducing-peptide) on disturbed human sleep PubMed

doi:doi:10.1126/science.1243650

Compare compound name, molecular weight, sequence, and salt-form notes where available

It is one of the most-studied peptides in the animal-model tissue-repair literature

Several peptides have evidence relevant to diabetic neuropathy

244 Novel methods for selecting the most viable and healthy sperm are under investigation and may improve outcomes in couples with severe sperm abnormalities in the future 243,245,246