Barrier
Immunomodulatory & Barrier
Barrier integrity and immunomodulation research
All products currently listed on this site are for research purposes only.
Compounds studied in mucosal barrier and immune-signalling models. KPV and the alpha-MSH fragments, the antimicrobial cathelicidin LL-37, thymic peptides and tight-junction reference materials. BPC-157 appears here for its barrier-integrity literature.
- KPV and alpha-MSH tripeptide fragments
- LL-37 cathelicidin antimicrobial research
- Thymosin Alpha-1 and Thymalin
- Tight-junction and barrier-integrity compounds
8 compounds
Best sellerTissue & AngiogenesisBPC-157
Body Protection Compound 157
A fifteen-amino-acid sequence derived from human gastric juice protein, among the most extensively studied compounds in soft-tissue research.
Lyophilized powder≥99% purityLot assayed 99.4%From
$49.00
2 sizes
Research Use Only
Tissue & AngiogenesisThymosin Alpha-1
Tα1
A 28-residue acetylated thymic peptide, one of the most-cited immunomodulatory sequences in the peptide literature.
Lyophilized powder≥99% purityLot assayed 99.4%From
$89.00
2 sizes
Research Use Only- Tissue & Angiogenesis
Thymosin Beta-4
Tβ4
The full 43-residue actin-sequestering peptide from which TB-500 is derived — the parent molecule, not the fragment.
Lyophilized powder≥98.5% purityLot assayed 98.8%From
$139.00
1 size
Research Use Only - Immunomodulatory & Barrier
Larazotide
AT-1001
An octapeptide zonulin-receptor antagonist and the reference tool compound in tight-junction permeability research.
Lyophilized powder≥99% purityLot assayed 99.1%From
$119.00
1 size
Research Use Only - Immunomodulatory & Barrier
Thymogen
Glu-Trp
A synthetic dipeptide identified as the minimal active fragment of thymic peptide preparations.
Lyophilized powder≥99% purityLot assayed 99.4%From
$54.00
1 size
Research Use Only - Mitochondrial & Cellular
Thymalin
Thymus peptide complex
A polypeptide complex isolated from calf thymus, studied in the Russian bioregulator literature on thymic involution.
Lyophilized powder≥98% purityLot assayed 98.5%From
$69.00
1 size
Research Use Only - Immunomodulatory & Barrier
KPV
Lys-Pro-Val
The C-terminal tripeptide of alpha-melanocyte stimulating hormone, studied for NF-κB pathway interaction in mucosal models.
Lyophilized powder≥99% purityLot assayed 99.5%From
$49.00
2 sizes
Research Use Only - Immunomodulatory & Barrier
LL-37
Cathelicidin LL-37
The only human cathelicidin — a 37-residue amphipathic helical peptide at the centre of the innate-immunity literature.
Lyophilized powder≥98.5% purityLot assayed 98.8%From
$139.00
1 size
Research Use Only