🧬 LL‑37 Peptide

High‑Purity Antimicrobial Peptide for Innate Immunity & Cellular Signaling Research (Canada)

LL‑37 is a synthetic research peptide derived from the human cathelicidin antimicrobial peptide family, widely studied in laboratory settings for its role in innate immune responses, host‑defense mechanisms, and cell‑signaling pathways. It is commonly referenced in experimental models involving peptide–membrane interactions, inflammatory signaling pathways, and microbial response systems.

Supplied by BlueNexLabs, LL‑37 is provided as a high‑purity, lyophilized research peptide with COA‑verified analytical consistency and audit‑safe Research‑Use‑Only (RUO) labeling, supporting advanced experimental workflows across Canadian research laboratories.

🔬 Overview of LL‑37 in Research Settings

LL‑37 is frequently utilized in controlled laboratory environments to explore peptide‑mediated signaling and host‑defense mechanisms.

In research settings, LL‑37 is commonly referenced in studies examining:

• Innate immune response signaling pathways

• Antimicrobial peptide interactions with membranes

• Cellular signaling modulation and pathway activation

• Inflammatory response models and signaling cascades

• Host–pathogen interaction frameworks

Its broad signaling profile supports multi-system analysis in controlled experimental designs.

🧪 What Is LL‑37?

LL‑37 is a synthetic analog of a naturally occurring human antimicrobial peptide, designed for laboratory studies involving:

• Innate immune system signaling

• Peptide–cell membrane interactions

• Cellular communication and signaling pathways

Its structure enables researchers to investigate peptide function within complex biological systems under controlled conditions.

In research contexts, LL‑37 supports studies involving:

• Signal transduction and pathway activation

• Peptide‑mediated cellular responses

• Interaction between peptides and microbial structures

• Regulatory signaling within immune‑associated pathways

📡 Mechanistic Research Overview (Audit‑Safe)

🔵 Innate Immune Signaling

• Referenced in studies involving host‑defense peptide activity

• Used in models examining immune‑associated signaling pathways

• Supports investigation of intracellular signaling cascades

🟠 Peptide–Membrane Interaction Studies

• Applied in research examining peptide binding to lipid membranes

• Supports structural and functional interaction modeling

• Used in membrane‑permeability and signaling studies

🟣 Inflammatory Signaling Models

• Examined in studies involving pathway‑level signaling responses

• Supports analysis of signaling modulation mechanisms

• Used in comparative inflammatory pathway models

🔗 Host–Pathogen Interaction Research

• Enables investigation of peptide responses in microbial systems

• Supports modeling of interaction dynamics

• Used in studies of peptide‑mediated signaling behavior

🧱 Molecular & Chemical Characteristics

Type: Synthetic antimicrobial peptide
Form: Lyophilized powder
Purity: ≥99%
Identity Verification: Mass Spectrometry (MS)
Purity Analysis: HPLC / UPLC

Structural & Biochemical Notes

• Derived from human cathelicidin peptide sequence

• Demonstrates consistent analytical performance in laboratory workflows

• Suitable for signaling and membrane interaction studies

• Sensitive to degradation depending on storage and handling conditions

🔬 Research Focus Areas

LL‑37 is widely referenced in laboratory research involving:

• Innate immune signaling pathway analysis

• Peptide‑membrane interaction studies

• Host–pathogen interaction modeling

• Inflammatory signaling pathway research

• Structure–function analysis of antimicrobial peptides

Its versatility supports a wide range of controlled experimental applications in regulated research environments.

❄️ Storage & Handling Guidelines

• Store lyophilized peptide at –20 °C, protected from light and moisture

• Reconstituted solutions: 2–8 °C, short‑term research use only

• Avoid prolonged exposure to room temperature after reconstitution

• Avoid repeated freeze–thaw cycles; aliquot when necessary

• Use sterile preparation techniques and low‑binding labware

📄 Certificate of Analysis & Documentation

Each batch of LL‑37 supplied by BlueNexLabs has:

• Mass Spectrometry identity confirmation

• HPLC / UPLC purity profile

• Solvent system disclosure

• Research‑Use‑Only (RUO) designation

🔗 Learn About Our Testing Standards
🔗 Explore the BlueNexLabs Research Peptide Catalog

🇨🇦 Supplied for Canadian Research Laboratories

BlueNexLabs supplies LL‑37 research peptide to laboratories across Vancouver, Toronto, Montreal, Calgary, Edmonton, Ottawa, and throughout Canada.

Why Researchers Choose BlueNexLabs

🇨🇦 Canada‑wide domestic shipping
🧪 Audit‑safe RUO labeling
⚡ Fast fulfillment & responsive support
🔬 Research‑focused peptide catalog

⚠️ Compliance Notice

This product is supplied strictly for laboratory research use only (RUO).
Not for human or veterinary use.
No medical, therapeutic, antimicrobial, diagnostic, or performance‑related claims are made or implied.