LL-37

LL-37 (Leu-Leu-37) — Research Use Only

LL-37 (Leu-Leu-37) is a synthetic cationic antimicrobial peptide derived from the human cathelicidin protein hCAP‑18. It is referenced in scientific literature for experimental and analytical research involving innate immune response, antimicrobial activity, inflammatory signaling, and host defense mechanisms. This peptide is supplied exclusively for laboratory research applications, including in vitro experiments and analytical investigations.

Manufactured to high purity standards, LL-37 is intended strictly for non-clinical research use by qualified personnel.

Product Specifications

Peptide Name: LL-37 (Leu-Leu-37)

CAS Number: 154947-66-7

Peptide Sequence: LLGDFFRKSKEKIGKEFKRIVQRIKDFLRNLVPRTES

Molecular Formula: C₂₀₅H₃₄₀N₆₀O₅₃

Molecular Weight: ~4493 Da

Form: Lyophilized powder

Purity: ≥ 99% (HPLC verified)

Solubility: Soluble in sterile water, acetic acid (0.01%), or appropriate laboratory buffers

Analytical documentation and batch certificates are available upon request for research verification.

Intended Research Applications

✔ Innate immunity and antimicrobial mechanism studies
✔ In vitro inflammatory signaling assays
✔ Host-pathogen interaction research
✔ Peptide structure-function and membrane interaction investigations

Applications listed are for informational purposes only and do not imply approved or intended medical, therapeutic, or diagnostic use.

Storage & Handling

Store at ≤ −20 °C for long-term stability

Protect from moisture, heat, and direct light

Handle using appropriate laboratory PPE

Reconstitute and dispose of material according to institutional laboratory protocols

Regulatory & Safety Disclaimer

FOR RESEARCH USE ONLY. NOT FOR HUMAN OR ANIMAL CONSUMPTION.

This product is sold strictly as a research chemical. It is not intended for human use, therapeutic use, diagnostic use, or veterinary use. This compound has not been evaluated, approved, or licensed by Health Canada, the FDA, or any other regulatory authority.

The purchaser acknowledges that this product will be handled only by qualified personnel in a laboratory setting and assumes full responsibility for compliance with all applicable Canadian laws, regulations, and institutional guidelines.