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Lipids-Oligonucleotide Conjugation

BOC Sciences focuses on powering drug delivery through bioconjugation. Relying on our state-of-the-art manufacturing facilities and comprehensive experience in conjugation technologies, BOC Sciences provides conjugation services to combine oligonucleotides with lipids. We have the capability and confidence to meet your needs for novel conjugates.

What is Lipids-Oligonucleotide Conjugation

The basic structure of lipid-oligonucleotide conjugates (LOCs) is to combine lipids and oligonucleotides through chemical bonding. The lipids can be phospholipids, fatty acids, cholesterol, etc., and the oligonucleotides can be DNA, RNA, etc. LOCs are characterized by good stability, controlled release and targeting. These characteristics make LOCs have wide application prospects in biomedical field.

Gene therapy is a new approach to treat genetic diseases and cancers, and LOCs can be used as a vehicle for gene therapy to deliver the genes to be treated into human cells. Due to the good stability and controlled release of LOCs, they can help gene delivery into cells in gene therapy and avoid gene degradation and side effects.

Vaccines are an effective way to prevent infectious diseases, and LOCs can be used as vaccine carriers to deliver vaccine antigens to human cells and induce immune responses in the body. Because LOCs are targeted, they can deliver vaccine antigens to specific cells and enhance the effectiveness of vaccines.

Drug delivery is a method to deliver drugs to specific cells or tissues. LOCs can be used as carriers of drugs to specific cells or tissues. Due to the targeted nature and controlled release of LOCs, it is possible to deliver drugs to specific cells or tissues, reducing side effects and improving the effectiveness of drugs.

Schematic illustration of LONs (A) presynthetic-conjugation approach and (B) postsynthetic-conjugation approachFig. 1 Schematic illustration of LONs (A) presynthetic-conjugation approach and (B) postsynthetic-conjugation approach (Li X, 2020)

Introduction to Lipids-Oligonucleotide Conjugation Services

ServiceLipids-Oligonucleotide Conjugation
Customer providesOligonucleotide sequence
PurificationQC analysis by MS, HPLC, or PAGE
DeliveryTypical delivery is lyophilized samples in individual vials that are fully labeled
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  1. Select the appropriate chemical conjugation method, including cross-linking agent, cross-linker activation, chemical modification, etc.
  2. Provide a wide range of oligonucleotides of different lengths to meet the needs of different applications.
  3. Provide a variety of different types of proteins, including enzymes, antibodies, carrier proteins, etc.
  4. Separate the conjugated products from the unreacted raw materials by efficient purification technology to ensure the purity and activity of the conjugated products.
  5. Provide comprehensive quality control and analytical services, including mass spectrometry analysis, high performance liquid chromatography analysis, gel electrophoresis analysis, etc.
  6. Provide personalized service, custom design and preparation according to customer's needs.
  7. Provide professional technical support and consulting services to assist customers in solving various problems and difficulties.
  1. Efficient reaction conditions and reagent selection ensure the best binding efficiency and yield.
  2. Provide a variety of selectable cross-linking agents and cross-linking methods to meet the different needs of customers.
  3. Professional technical team to ensure quality control and standardized operation process.
  4. Flexible and reliable production capacity to ensure on-time completion of large volume, small batch and custom orders.
  5. Targeted design and optimization of solutions to ensure that specific customer research requirements are met.
  6. Complete analysis and validation services to ensure that the quality of the product meets the customer's requirements.
  7. Fast response and good customer service to ensure timely resolution of customer problems and needs.

Lipids-Oligonucleotide Conjugation

References

  1. Li X; et al. Lipid-oligonucleotide conjugates for bioapplications. Natl Sci Rev. 2020 Jul 9; 7(12): 1933-1953.
  2. Raouane M; et al. Lipid conjugated oligonucleotides: a useful strategy for delivery. Bioconjug Chem. 2012 Jun 20; 23(6): 1091-104.

Frequently Asked Questions (FAQ)

What is lipids-oligonucleotide conjugation (LOC)?

Lipids-oligonucleotide conjugation (LOC) involves chemically linking lipids (such as phospholipids, fatty acids, or cholesterol) to oligonucleotides (such as DNA or RNA). This creates stable conjugates that have applications in targeted delivery and controlled release, making them valuable in gene therapy, vaccine research, and drug delivery.

What are the main applications of lipids-oligonucleotide conjugates (LOCs)?

LOCs are widely used in gene therapy, vaccine research, and targeted drug delivery. They enable efficient gene delivery, enhance vaccine efficacy by targeting specific cells, and improve drug delivery to reduce side effects and increase therapeutic effectiveness.

How are lipids-oligonucleotide conjugates synthesized?

The synthesis of LOCs typically involves chemical conjugation methods, such as using cross-linking agents or chemical modifications. The process ensures that the lipid and oligonucleotide are covalently bonded, resulting in a stable conjugate with desired properties.

What are the advantages of using LOCs in gene therapy?

In gene therapy, LOCs improve gene stability and controlled release, which helps prevent degradation and enhances the delivery of therapeutic genes into cells. This leads to more effective gene therapies with fewer side effects.

What types of lipids are typically used in LOCs?

Common lipids used in LOCs include phospholipids, cholesterol, and fatty acids. These lipids are selected based on their ability to stabilize the conjugates and ensure effective delivery to targeted cells.

How do you ensure the purity of lipids-oligonucleotide conjugates?

Purity is ensured through rigorous purification methods, including high-performance liquid chromatography (HPLC), mass spectrometry (MS), and gel electrophoresis (PAGE). These methods allow BOC Sciences to deliver high-quality conjugates with minimal impurities.

Complementary Oligonucleotide Conjugation Services

Oligonucleotide Conjugation Knowledge Center

* Only for research. Not suitable for any diagnostic or therapeutic use.
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