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Usage & Packaging: Sterile water is supplied in single-dose containers because it has no preservative

Legal Status Buy BPC-157 TB-500 UK Not controlled substances in the UK Legal to purchase for laboratory research purposes Astra Labs fully research-use-only compliant Not approved for human consumption Not licensed medicines no MHRA authorisation For the full legal breakdown on UK peptide law in 2026, see our dedicated guide: Are Peptides Legal in the UK

Penetration of short fluorescence-labeled peptides into the nucleus in HeLa cells and in vitro specific interaction of the peptides with deoxyribooligonucleotides and DNA