Poly-L-arginine
Options: HCL & HBr
CAS No: 26982-20-7
Molecular weight: 15-150K Da
Purity: 99.9%
Appearance: white solid
Minimal order quantity: 10 gram
Poly-L-arginine is a biocompatible, positively charged polymer derived from the amino acid L-arginine, widely used in biomedical research, cell culture, and drug delivery systems. Its unique properties make it a versatile tool for enhancing cell adhesion, promoting cell growth, and facilitating gene delivery and drug transport.
In cell culture, Poly-L-arginine is commonly used to coat culture surfaces, enabling the efficient attachment and proliferation of primary cells, stem cells, and neuronal cells. Its positive charge enhances interactions with the negatively charged cell membrane, promoting stronger cell adhesion. This feature makes Poly-L-arginine particularly valuable for studies in neuroscience and regenerative medicine, where cell attachment is critical for experimental success.
In drug delivery, Poly-L-arginine acts as an effective polymeric carrier for a variety of therapeutic molecules, including genes, small molecules, and biologics. Its ability to form stable complexes with negatively charged drugs and nucleic acids makes it an ideal candidate for gene delivery and RNA-based therapies.
Additionally, Poly-L-arginine is widely used in biomedical coatings for medical devices, where its antimicrobial and biocompatible properties help improve the safety and longevity of medical implants.
With its high purity, biocompatibility, and multi-functional applications, Poly-L-arginine plays a critical role in advancing biomedical technologies, including drug delivery systems, gene therapy, cell culture research, and medical device coatings.
FAQ
Most frequent questions and answers
Poly-L-arginine improves cell adhesion by providing a positively charged surface for cells to attach to. This is especially beneficial for primary cells, stem cells, and neuronal cells. The polymer’s ability to support stronger cell attachment leads to better cell growth and proliferation, making it an essential tool for successful cell culture experiments and tissue engineering.
Yes, Poly-L-arginine is highly effective for gene delivery applications. Its positively charged nature enables it to form stable complexes with nucleic acids (such as DNA or RNA). This helps in the efficient transport of genes into cells, making Poly-L-arginine ideal for gene therapy and RNA-based treatments. It is a great option for researchers looking to improve gene transfer efficiency in their experiments.
Absolutely! Poly-L-arginine is used in drug delivery systems to enhance the solubility and stability of drugs, particularly those that are hydrophobic. It can form complexes with various therapeutic agents, improving their bioavailability and providing a controlled release mechanism. This makes it an excellent choice for targeted drug delivery, especially in pharmaceutical formulations.
Poly-L-arginine is often used for medical device coatings because of its antimicrobial properties and biocompatibility. It helps reduce the risk of infections by preventing microbial growth on surfaces while ensuring the material remains compatible with human tissues. This makes it suitable for implants and other medical devices that come in direct contact with the body.
Yes, Poly-L-arginine is non-toxic and biocompatible, making it safe for use in laboratory experiments. Whether you are working with cell cultures, drug delivery systems, or gene therapy, Poly-L-arginine has been extensively tested and is widely used in biomedical research.
To preserve the effectiveness and purity of Poly-L-arginine, store it in a cool, dry place and keep it in an airtight container. It is generally recommended to store the polymer at 2°C to 8°C. Make sure to protect it from moisture, light, and extreme temperatures for optimal shelf life.
Yes, Poly-L-arginine is useful in tissue engineering applications. It promotes cell adhesion to scaffolds, helping to improve the development of bioengineered tissues. Whether you are developing regenerative therapies or working on artificial tissue constructs, Poly-L-arginine is a valuable material for enhancing cell-material interactions.
Poly-L-arginine stands out due to its biocompatibility, efficiency in gene delivery, and ability to form stable complexes with a wide range of therapeutic agents. It is particularly effective for controlled release and targeted delivery, ensuring that drugs are delivered more efficiently to the intended site of action. Compared to other polymers, its positive charge helps facilitate cell uptake, increasing drug effectiveness and stability in the body.