LL-37

LL-37 Research Peptide

LL-37 is a synthetic research peptide supplied for controlled laboratory investigation. Researchers study this peptide in structured research focused on peptide signaling, molecular interaction behavior, and sequence specific activity within experimental models. Its defined peptide structure helps laboratories design repeatable studies under stable and standardized research conditions.

Because LL-37 represents a well defined peptide sequence, researchers actively use it to examine how peptides interact within controlled experimental environments. This focused approach helps research teams study interaction patterns, signaling behavior, and sequence related responses while maintaining strong control over experimental variables. As a result, laboratories collect clear and repeatable data across multiple study phases.

In laboratory settings, scientists handle LL-37 using standard peptide preparation and safety procedures. The peptide format allows researchers to measure accurately and apply the compound in a controlled manner during experiments. Therefore, research teams maintain stable testing conditions and focus on observation, documentation, and data analysis without unnecessary variation.

Researchers value LL-37 for its compatibility with structured research workflows and studies that involve defined peptide sequences. Its consistent composition helps reduce variability during testing and supports comparison across experiments involving related peptides. In addition, its predictable handling characteristics support long term laboratory projects that require reliable research materials.

Ongoing scientific research continues to include LL-37 in peptide focused laboratory studies. Researchers rely on its defined sequence, stable behavior, and suitability for controlled research models to support advanced experimental work involving peptide signaling and interaction analysis.

Important Notice

LL-37 is provided strictly for research use only. This product is not intended for human or animal use, clinical applications, diagnostic procedures, or consumption of any kind. Qualified professionals must conduct all research in appropriate laboratory environments and in compliance with applicable regulations and guidelines.

No research information available for this product.

Lot Number: LL65-0116026J-1 Purity: 99.9% Date: February 2, 2026 View COA Archive

Peptide Research Overview

Peptides are short chains of amino acids studied for their role in cellular signaling and molecular interactions. In research settings, they are commonly used to explore biological pathways and structure–function relationships.

Across scientific disciplines, peptide research supports advances in biochemistry and molecular biology. Their precision and adaptability make peptides essential tools in modern laboratory research.

Key Benefits of Peptides in Research

• Support precise investigation of cellular signaling pathways

• Enable targeted structure–function research at the molecular level

• Offer high specificity for controlled experimental design

• Adapt easily across a wide range of research applications

• Aid in studying protein interactions and biological responses

• Allow consistent and repeatable laboratory testing

• Integrate well with modern analytical and research methods

• Serve as foundational tools in biochemical and molecular research

Advancing Scientific Research with Peptides

Peptides continue to serve as essential components in modern research due to their flexibility, precision, and well-defined structures. In laboratory settings, researchers rely on peptides to examine biological mechanisms, evaluate molecular interactions, and refine experimental models with a high level of control. Their scalable nature and compatibility with advanced analytical techniques make peptides valuable across both foundational studies and ongoing research development, supporting consistent, reproducible outcomes in controlled scientific environments.

LL-37 is a 37-amino-acid antimicrobial peptide belonging to the cathelicidin family. It is produced from a larger precursor protein encoded by the CAMP gene and is one of the key peptides in the innate immune system of humans.

LL-37 is formed when the precursor protein hCAP-18 is cleaved by proteinases such as proteinase 3 after it is released from immune cells like neutrophils and macrophages.

LL-37 is studied as a host defense peptide that participates in first line defense against microbes. It can interact with bacterial membranes, leading to membrane disruption and bacterial cell death, and may also influence immune signaling pathways in cells.

LL-37 demonstrates broad antimicrobial properties in experimental settings, including activity against Gram-negative and Gram-positive bacteria. It can permeate bacterial membranes and disrupt cell integrity, contributing to bacterial inactivation in laboratory assays.

Beyond direct antimicrobial mechanisms, LL-37 can influence immune modulation, inflammation-related signaling, and chemotactic activity. It has been reported to impact chemokine production, cell migration, and other aspects of innate immune response pathways.

LL-37 continues to be a subject of research because it represents a naturally occurring antimicrobial and immunomodulatory peptide with multiple roles in innate defense processes. Its structure and activity make it a useful model for investigating peptide-mediated membrane interaction and host defense signaling.

Research Use Only – Legal Disclaimer

All Simple Peptide products labeled as Research Use Only (RUO) are intended strictly for laboratory, investigational, and scientific research purposes. These materials are not approved by the FDA and are not intended for human or veterinary use, clinical applications, diagnostic procedures, or therapeutic treatment of any kind.

By purchasing or using RUO materials, you acknowledge that they will be handled only within an appropriate research environment by qualified personnel who understand the risks, limitations, and regulatory requirements associated with experimental compounds. Products must not be administered to humans or animals, offered as therapeutic agents, or represented as safe or effective for any medical purpose.

Use of these materials is entirely at your own risk. Simple Peptide assumes no liability for misuse, unsafe handling, improper application, or any regulatory or compliance issues arising from their use.

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