Single peptide
VIP (Vasoactive Intestinal Peptide)
5 mg · 10 mg
from$51
Single peptideImmune & antimicrobial peptidesPre-order
LL-37
$39$7.80/mg
- Form: lyophilized (freeze-dried) powder, sealed vial
- Certificate of analysis: batch 026-L81-TSX, HPLC purity 99.06% — view PDF
- Shipping: pre-orders ship after the batch certificate of analysis is posted from the USA · free over $150
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For laboratory research use only. Not for human or veterinary use.
Compound identity
| Compound | Formula | Mol. weight | CAS | PubChem |
|---|---|---|---|---|
| LL-37 | confirmed by batch report | — | — | — |
Reference identity data from PubChem where listed. Each batch's purity data is on its certificate of analysis on the lab results page.
Selected published research
Peer-reviewed papers indexed in PubMed on LL-37:
Where this research was done: 
Sweden (5), 
China (2), 
Poland (1)
- Vitamin D triggers hCAP18/LL-37 production: Implications for LL-37-induced human osteoblast cytotoxicity. Biochem Biophys Res Commun, 2024. PubMed 38642493
- Serum LL-37 and inflammatory cytokines levels in psoriasis. Immun Inflamm Dis, 2023. PubMed 36988247
- Elevated LL-37/FPR2 Axis and its Regulatory Role for Gingival Fibroblasts in Periodontitis. Int Dent J, 2025. PubMed 41072077
- Evaluation of LL-37 in healing of hard-to-heal venous leg ulcers: A multicentric prospective randomized placebo-controlled clinical trial. Wound Repair and Regeneration, 2021. PubMed 34687253
- Treatment with LL-37 is safe and effective in enhancing healing of hard-to-heal venous leg ulcers. Wound Repair and Regeneration, 2014. PubMed 25041740
- Topical treatment with the vitamin D analogue calcipotriol enhances the upregulation of the antimicrobial protein hCAP18/LL-37 during wounding in human skin in vivo. Experimental Dermatology, 2010. PubMed 19878298
- LL-37 but Not 25-Hydroxy-Vitamin D Serum Level Correlates with Healing of Venous Leg Ulcers. Archivum Immunologiae et Therapiae Experimentalis, 2017. PubMed 27663530
- The human antimicrobial peptide LL-37 suppresses apoptosis in keratinocytes. Journal of Investigative Dermatology, 2009. PubMed 18923446
Also searched as: Cathelicidin.
Storage
Store sealed vials cold, dry and away from light. Lyophilized peptides are typically kept at −20 °C for long-term storage.
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