RGD Peptide for 3D Cell Culture Models

The 3-D Life RGD Peptide is a highly purified peptide designed specifically to enhance cell adhesion within 3-D hydrogel matrices. Its unique composition and functionality make it indispensable for researchers in the fields of tissue engineering, drug discovery, and regenerative medicine. Whether investigating cyst formation, cell spreading, or co-culture dynamics, researchers can leverage this peptide to advance 3-D cell culture studies.

RGD Peptide for 3D Cell Culture Models

By leveraging the unique properties of the 3-D Life RGD Peptide developed by Cellendes, researchers can simulate a more physiologically relevant environment, significantly enhancing the fidelity and applicability of their experimental results. The 3-D Life RGD Peptide features a specific RGD motif and a thiol group on the N-terminus, designed to promote robust cell adhesion within hydrogel matrices. This is particularly beneficial for creating more accurate 3-D cell culture models, which are crucial for studying complex cellular behaviours and interactions that occur in vivo.

Enhanced Physiological Relevance with 3-D Cell Culture Models

For drug discovery, the ability to create and maintain a stable 3-D cell culture model is critical. Traditional 2-D cultures often fail to mimic the true complexity of cellular environments, leading to discrepancies between in vitro results and in vivo outcomes. The 3-D Life RGD Peptide helps bridge this gap by enabling the formation of more realistic 3-D structures where cells can interact in a manner that closely resembles their natural state. This is essential for testing drug efficacy and toxicity, as cells in a 3-D culture exhibit different responses to compounds compared to those in a 2-D environment. Consequently, the data obtained from these 3-D models are more predictive of a drug’s performance in clinical settings, thereby improving the reliability of preclinical testing.

Long-Term Culture Stability

The RGD peptide’s role in promoting cell adhesion within hydrogels is pivotal for long-term culture studies. Stable adhesion ensures that cells remain viable and functionally active over extended periods, which is necessary for chronic toxicity studies and long-term efficacy testing. Researchers can study the effects of sustained drug exposure and monitor the long-term cellular responses, providing a comprehensive understanding of a drug’s impact. This is particularly valuable for investigating cancer therapeutics, where long-term treatment effects and resistance mechanisms need to be thoroughly understood.

Co-culture of Tumour and Stroma Cells in 3-D Hydrogels

The 3-D Life RGD Peptide supports sophisticated co-culture systems, which are vital for studying the interactions between different cell types, such as tumour cells and stroma cells. By combining tumour cells (representing the malignant component) with stromal cells (representing the supportive microenvironment), researchers can explore intricate interactions.

This capability is crucial for understanding the tumour microenvironment and its influence on drug resistance and efficacy. By using RGD-modified hydrogels, researchers can maintain stable co-cultures, enabling the exploration of complex phenomena such as cell-cell communication, invasion, angiogenesis and immune responses. These insights are essential for developing targeted therapies that can disrupt these interactions and improve treatment outcomes. The RGD Peptide ensures stable cell adhesion, allowing for long-term co-culture studies.

Creating Multicellular Cysts within 3-D Hydrogels

The incorporation of RGD peptide in 3-D hydrogels facilitates the formation of multicellular cysts, providing a valuable tool for studying cellular responses in a more physiologically relevant context. When incorporated into 3-D hydrogels, the 3-D Life RGD Peptide plays a crucial role in creating multicellular cysts using MDCK (Madin-Darby Canine Kidney) cells.

By incorporating the RGD motif, this peptide enhances cell adhesion, allowing for the formation of organised cyst structures. These structures mimic the architecture and function of tissues more accurately than 2-D cultures, providing a more relevant context for studying cellular responses to drugs. The formation of MDCK cysts can be used to investigate cellular behaviour, polarity and interactions which are critical factors in understanding how drugs affect epithelial cells.

Epithelial Cyst Formation in 3-D Hydrogels

Epithelial cells form the linings of various organs and tissues. Using the RGD Peptide, researchers can create epithelial cysts within 3-D hydrogels. These cysts mimic glandular structures and provide a platform for studying cell polarisation, lumen formation, and tissue-specific functions. The peptide’s adhesive properties promote cell organisation, leading to well-defined cysts that recapitulate physiological processes.

Fibroblast Spreading in Cell-Degradable 3-D Hydrogels

The RGD Peptide modifies 3-D Life Hydrogels to facilitate fibroblast spreading. Fibroblasts are essential components of connective tissue and play a crucial role in wound healing, tissue repair, and matrix remodelling. Fibroblast spreading studies enabled by the RGD Peptide are particularly important for regenerative medicine and the development of therapies aimed at enhancing tissue regeneration.

By promoting fibroblast adhesion and spreading, researchers can study cell migration dynamics, cytoskeletal rearrangements, and the impact of the microenvironment on fibroblast behaviour.

Accelerating Predictive Preclinical Testing

The 3-D Life RGD Peptide significantly enhances the capabilities of researchers working on drug discovery by providing a tool that facilitates the creation of more physiologically relevant 3-D cell culture models. Its ability to promote stable cell adhesion, support long-term cultures, enable sophisticated co-culture systems, and form organised multicellular structures makes it an invaluable asset in the quest for more accurate and predictive preclinical testing. This, in turn, leads to more reliable data, ultimately accelerating the development of effective and safe therapeutics.

Key Features of the 3-D Life RGD Peptide

The 3-D Life RGD Peptide (Catalogue Number: 09-P-001)
  • Catalogue Number: 09-P-001 (Cellendes Gmbh)
  • Application: Modification of 3-D Life Hydrogels with cell-adhesive properties for 3-D cell culture.
  • Quantity: 1 µmol
  • Components:
    • RGD Peptide, lyophilized (1 µmol, 20 mmol/L after reconstitution)
    • Water (600 µl)
  • Peptide Sequence: Acetyl-Cys-Doa-Doa-Gly-Arg-Gly-Asp-Ser-Pro-NH2
    • *Doa: 8-amino-3,6-dioxaoctanoic acid
  • Molar Mass: 1022 g/mol
  • Purity: >90% (HPLC)

The peptide’s high purity ensures optimal performance in promoting cell adhesion within hydrogel matrices, making it a critical component for sophisticated 3-D cell culture studies.

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