[Morphochemical characteristic of rat brain structures after exposure to delta-sleep inducing peptide following long-term amphetamine administration].
Gershteĭn. L M LM; Dovedova. E L EL; Khrustalev. D A DA
Key Findings
- A single intraperitoneal injection of DSIP after long‑term amphetamine restored disturbed brain metabolism in rats.
- DSIP normalized protein states in neurons of the sensorimotor cortex and caudate nucleus.
- Enzyme activities linked to neurotransmitter breakdown (monoamine oxidases A & B and acetylcholinesterase) were brought back to baseline after DSIP treatment.
Practical Outcomes
- The study suggests DSIP might act as a neuro‑protective adaptogen against stimulant‑induced brain stress, but it is an animal experiment with no human data. The dose used (60 µg/kg IP) is not directly translatable to oral or self‑administration protocols, so biohackers should view this as preliminary evidence rather than a ready‑to‑use regimen.
Summary
In rats that were given amphetamine for three weeks, a single dose of the peptide DSIP (60 µg per kg, injected into the belly) helped bring brain chemistry back toward normal. It improved protein health in the motor cortex and caudate nucleus and balanced enzymes that break down neurotransmitters.
Abstract
The aim of this work, that was carried out using Wistar rats, was to characterize the response of neurons of different morphofunctional types to amphetamine administration and to study the possibility of correction of these changes by delta-sleep inducing peptide (DSIP). Single intraperitoneal injection of 60 microg/kg of DSIP following a long term amphetamine administration (2.5 mg/kg for 3 weeks) was shown to result in normalization of brain metabolism, that was disturbed by the drug. The correcting DSIP effect was found in rat brain structures judging by the parameters of the state of proteins in neurons of sensomotor cortex and caudate nucleus and by the activity of enzymes of neurotransmitter metabolism, such as type A and B monoamine oxidases and acetylcholine esterase, that was determined in subfractions of the same brain structures. DSIP modulating effect in phenamine stereotypy supports its role as an adaptogen of intercenter relations in CNS pathology.
Study Information
pubmed
2004