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A conjugate vaccine is created by covalently attaching a poor antigen to a strong antigen thereby eliciting a stronger immunological response to the poor antigen. Most commonly, the poor antigen is a polysaccharide that is attached to strong protein antigen. However peptide/protein and protein/protein conjugates have also been developed.<br><br>B cell response to a capsular polysaccharide is T cell independent, meaning that B cells can produce antibodies without T cell stimulation. By conjugating the polysaccharide to a protein carrier, a T cell response can be induced. Normally, polysaccharides by themselves cannot be loaded onto the MHC complex of antigen presenting cells (APC) because MHC can only bind peptides. <br>
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Vaccine types www.creative-biolabs.com/vaccine
Conjugate Vaccine A DNA vaccine B RNA vaccine C
P 1 art Conjugate Vaccine
01 Conjugate Vaccine A conjugate vaccine is created by covalently attaching a poor antigen to a strong antigen thereby eliciting a stronger immunological response to the poor antigen. Most commonly, the poor antigen is a polysaccharide that is attached to strong protein antigen. However peptide/protein and protein/protein conjugates have also been developed. B cell response to a capsular polysaccharide is T cell independent, meaning that B cells can produce antibodies without T cell stimulation. By conjugating the polysaccharide to a protein carrier, a T cell response can be induced. Normally, polysaccharides by themselves cannot be loaded onto the MHC complex of antigen presenting cells (APC) because MHC can only bind peptides.
P 2 art DNA vaccine
02 DNA vaccine DNA vaccination is a technique for protecting against disease by injection with genetically engineered DNA so cells directly produce an antigen, producing a protective immunological response. DNA vaccines have potential advantages over conventional vaccines, including the ability to induce a wider range of immune response types. Several DNA vaccines are available for veterinary use. Currently no DNA vaccines have been approved for human use. Research is investigating the approach for viral, bacterial and parasitic diseases in humans, as well as for several cancers.
P 3 art RNA vaccine
03 RNA vaccine RNA vaccines rely on a different way to mimic infection. Compared to previous vaccines, this method is more robust, more versatile, and yet, equally efficient. Therefore, the RNA vaccine technology holds great promise to prevent and treat a wide range of diseases, such as influenza or cancer. The ways in which DNA and RNA vaccines work are similar in many ways, and some of the common steps are described above. However, RNA vaccines have some distinct advantages. One is that RNA-based vaccines appear to perform better than DNA-based vaccines. Another is that they are also safer, as injection of RNA presents no risk of disrupting the cell’s natural DNA sequence.
Creative Biolabs, headquartered in New York, is a leading custom service provider in the field of vaccine development, preclinical assessment and GMP manufacturing. Our technical and regulatory experts can provide vaccine developers with a full range of products and vaccine related services. We combine traditional and the most updated genetic engineering technologies to efficiently produce highly immunogenic and safe vaccines to address emergency unmet medical needs. Creative Biolabs
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