BPC-157 Protects Against Brain Damage From Blocked Blood Flow in Rats | Research

The takeaway

The gastric pentadecapeptide BPC-157 reduces hippocampal damage from ischemia/reperfusion injury in rats, counteracting oxidative stress and restoring blood vessel function.

Neuroprotection
BPC-157 reduced hippocampal damage from ischemia/reperfusion injury when given during reperfusion

What the researchers found

BPC-157 reduces hippocampal ischemia/reperfusion injury in rats by counteracting oxidative stress and restoring blood vessel function during reperfusion.

Why it matters

Brain ischemia/reperfusion injury occurs in stroke and cardiac arrest. BPC-157's neuroprotective effects could be relevant for developing treatments that limit brain damage after blood flow restoration.

The numbers in context

10 mcg/kg topical; 20-min ischemia; full recovery 24-72h; Egr1/Akt1/Vegfr2/eNOS ↑; iNOS/NF-kB ↓

How the study worked

Bilateral common carotid artery clamping in rats, BPC-157 administration during reperfusion, histological and functional assessments.

Who was studied

Male Wistar rats with bilateral carotid artery clamping

What this study cannot tell us

Animal study with a single injury model. BPC-157's mechanism is not fully understood. Translation to human stroke therapy is speculative.

How to read the evidence

Animal study extending previous BPC-157 findings to brain tissue. Consistent with prior data but mechanism remains unclear.

When this study was published

Published in 2020. BPC-157 research continues with growing interest but remains largely preclinical.

The bigger picture

BPC-157's consistent protective effects across multiple ischemia/reperfusion models suggest it may have a fundamental mechanism for protecting tissues from reperfusion damage.

Questions still open

What is BPC-157's specific mechanism of neuroprotection?
Could BPC-157 be used as a post-stroke neuroprotective agent in humans?
How does BPC-157's neuroprotection compare to established neuroprotectants?

Common questions

What is BPC-157?

BPC-157 is a 15-amino acid peptide derived from a protein in human gastric juice. It has shown protective effects in various tissue injury models, including wound healing, gut damage, and now brain ischemia. It's sometimes called 'body protection compound.'

Could BPC-157 help stroke patients?

This rat study shows BPC-157 reduces brain damage when blood flow is restored after blockage, which is what happens in stroke treatment. However, BPC-157 has not been tested in human stroke patients and would need extensive clinical trials.

Read the original research

The effect of pentadecapeptide BPC 157 on hippocampal ischemia/reperfusion injuries in rats.

Brain and behavior, 10(8), e01726

View on PubMed ↗Publisher’s paper ↗

Citation

Vukojević, Jakša; Vrdoljak, Borna; Malekinušić, Dominik; Siroglavić, Marko; Milavić, Marija; Kolenc, Danijela; Boban Blagaić, Alenka; Batelja, Lovorka; Drmić, Domagoj; Seiverth, Sven; Sikirić, Predrag. (2020). The effect of pentadecapeptide BPC 157 on hippocampal ischemia/reperfusion injuries in rats.. Brain and behavior, 10(8), e01726. https://doi.org/10.1002/brb3.1726