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Reviews DSIP An editorial digest of the delta sleep-inducing peptide literature — what forty years of slow-wave, blood-brain-barrier, and neuroendocrine studies actually found, and where the record stays a riddle.

THE PAPER FOR EACH SOURCE NUMBER

DSIP References With Links to the Papers

Each bracketed source number matches one study or review in the list below.

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These DSIP references lead to each source paper

You can use this page to find the papers behind DSIP study findings. DSIP is a short protein piece studied mostly for sleep. The first paper dates to 1977. The list also includes work from 2024 and 2026.

Some papers cover sleep and brain entry. Others cover hormones, aging, and animal life. Reviews point out weak proof. Each bracketed source number matches one paper below. DOI stands for digital object identifier, a lasting search tag for one paper. PubMed is a public list of medical papers. You can paste a DOI into a web search or open the PubMed link.

When a review warns that proof is weak, the page repeats that warning beside the claim. The full numbered list follows.

You can trace any study finding to its paper.

  1. Schoenenberger GA, Monnier M. Characterization of a delta-electroencephalogram (-sleep)-inducing peptide. Proc Natl Acad Sci U S A. 1977;74(3):1282-1286. ↗
  2. Schneider-Helmert D, et al. The influence of synthetic DSIP (delta-sleep-inducing-peptide) on disturbed human sleep. Experientia. 1981;37(8):913-914. ↗
  3. Kovalzon VM, Strekalova TV. Delta sleep-inducing peptide (DSIP): a still unresolved riddle. J Neurochem. 2006;97(2):303-309. ↗
  4. Bjartell A, Ekman R, Bergquist S, Widerlov E. Reduction of immunoreactive ACTH in plasma following intravenous injection of delta sleep-inducing peptide in man. Psychoneuroendocrinology. 1989;14(5):347-355. ↗
  5. Popovich IG, Voitenkov BO, Anisimov VN, Ivanov VT, Mikhaleva II, Zabezhinski MA, Alimova IN, Baturin DA, Zavarzina NY, Rosenfeld SV, Semenchenko AV, Yashin AI. Effect of delta-sleep inducing peptide-containing preparation Deltaran on biomarkers of aging, life span and spontaneous tumor incidence in female SHR mice. Mech Ageing Dev. 2003;124(6):721-731. ↗
  6. Mu X, Qu L, Yin L, Wang L, Liu X, Liu D. Pichia pastoris secreted peptides crossing the blood-brain barrier and DSIP fusion peptide efficacy in PCPA-induced insomnia mouse models. Front Pharmacol. 2024;15:1439536. ↗
  7. Tobler I, Borbely AA. The effect of subcutaneous administration of delta sleep-inducing peptide (DSIP) on some parameters of sleep in the cat. Physiol Behav. 1987;39(2):245-248. ↗
  8. Banks WA, Kastin AJ, et al. Saturable mechanism for delta sleep-inducing peptide (DSIP) at the blood-brain barrier of the vascularly perfused guinea pig brain. Peptides. 1989;10(5):1071-1074. ↗
  9. Banks WA, Kastin AJ, et al. Entry of DSIP peptides into dog CSF: role of physicochemical and pharmacokinetic parameters. Brain Res Bull. 1986;17(3):347-352. ↗
  10. Kastin AJ, et al. Development of an enzyme immunoassay for delta sleep-inducing peptide (DSIP) and its use in the determination of the metabolic clearance rate of DSIP administered to dogs. Neuroendocrinology. 1984;39(4):287-293. ↗
  11. Huang JT, Lajtha A. The degradation of a nonapeptide, sleep inducing peptide, in rat brain: comparison with enkephalin breakdown. Research communications in chemical pathology and pharmacology. 1978;19:191-199. ↗
  12. Mikhaleva II, Ivanov VT, Voĭtenkov VB, Vechkanov EM, Bondarenko TI. [Olygopeptide KND as a putative endogenous prototype of delta sleep inducing peptide (DSIP). Comparative study of biological properties]. Bioorganicheskaia khimiia. 2013;39:277-284. ↗
  13. Kutilin DS, Bondarenko TI, Kornienko IV, Mikhaleva II. Effect of delta sleep-inducing peptide on the expression of antioxidant enzyme genes in the brain and blood of rats during physiological aging. Bulletin of experimental biology and medicine. 2014;157:616-619. ↗
  14. Banks WA. Peptides and the blood-brain barrier. Peptides. 2015;72:16-19. ↗
  15. Bondarenko TI, Kutilin DS, Mikhaleva II. [Influence of delta-sleep peptide on the enzymes activity of mitochondrial electron transport chain in various rat tissues during aging of the organism]. Advances in gerontology = Uspekhi gerontologii. 2014;27:496-502. ↗
  16. Graf MV, Kastin AJ (historical context); review per journal. Delta sleep-inducing peptide. Eur J Anaesthesiol. 2001;18(7):415-417. ↗
  17. Schoenenberger GA. Characterization, properties and multivariate functions of delta-sleep-inducing peptide (DSIP). Eur Neurol. 1984;23(5):321-345. ↗
  18. Schneider-Helmert D. Effects of delta sleep-inducing peptide on sleep of chronic insomniac patients. A double-blind study. Neuropsychobiology. 1992;26(4):230-233. ↗
  19. Dick P, et al. Successful treatment of withdrawal symptoms with delta sleep-inducing peptide, a neuropeptide with potential agonistic activity on opiate receptors. Neuropsychobiology. 1983;10(2-3):205-208. ↗
  20. Iyer KS, McCann SM. Delta sleep inducing peptide (DSIP) stimulates the release of LH but not FSH via a hypothalamic site of action in the rat. Brain Res Bull. 1987;19(5):535-538. ↗
  21. Rahman OF, Lee SJ, Seeds WA. Therapeutic Peptides in Orthopaedics: Applications, Challenges, and Future Directions. J Am Acad Orthop Surg Glob Res Rev. 2026. ↗