PMID-22567179 – Pinealon Protects Offspring from Prenatal Hyperhomocysteinemia
Khavinson VK, Linkova NS, Chalisova NI, Koncevaya EA, Tsygan VN, Zhekalov AN, Bukanova YV. Pinealon protects the rat offspring from prenatal hyperhomocysteinemia. Int J Clin Exp Med. 2012;5(2):179-185.
Quick Reference
| Property | Value |
|---|---|
| PMID | 22567179 |
| Year | 2012 |
| Journal | International Journal of Clinical and Experimental Medicine |
| Study Type | Animal in vivo |
| Evidence Level | V |
| Sample | Rat pups from dams with hyperhomocysteinemia |
| Peptide(s) Studied | Pinealon |
Key Findings
- Prenatal hyperhomocysteinemia impaired offspring cognitive function and neuronal resilience
- Pinealon (Glu-Asp-Arg) treatment improved cognitive function in affected rat offspring
- Cerebellum neurons from pinealon-treated pups showed greater resistance to oxidative stress
- Spatial orientation and learning ability were improved compared to untreated controls
- Reactive oxygen species (ROS) accumulation was decreased in neurons from treated animals
- Suggests pinealon may have neuroprotective effects that extend to developmental neuroprotection
Study Design
Animal in vivo study. Pregnant rats received methionine to induce hyperhomocysteinemia. Offspring were treated with pinealon and assessed for cognitive function (Morris water maze), neuronal viability, and oxidative stress markers in cerebellum neuron cultures.
Limitations
- Animal study; human relevance uncertain
- Khavinson group (single research team)
- Specific prenatal model (hyperhomocysteinemia) may not generalize to other neurotoxic conditions
- Small group sizes typical of Russian bioregulator studies
- Limited mechanistic characterization
Clinical Relevance
Extends pinealon's neuroprotective evidence from in vitro to in vivo, demonstrating functional cognitive improvements in an animal model. The finding that a small tripeptide can protect against neurodevelopmental insults is notable, though the clinical applicability is primarily in adult neuroprotection rather than prenatal use. Supports the general neuroprotective profile of pinealon. Note: All pinealon research originates from a single research group — independent validation is a critical gap.
Related
#research #animal-in-vivo #pinealon #evidence-level-V