Biopharma (also known as biopharmaceutical) is a pharmaceutical product manufactured from a biological source, such as vaccines, whole blood, blood components, allergens, somatic cells, gene therapy, recombinant DNA, recombinant therapeutic proteins and so on. Yeasen aims to provide high quality raw materials solutions for vaccines development and cell & gene therapy, including all enzymes and nucletides of mRNA vaccine, and GMP-grade PEI transfection reagent and ultranuclease. Moreover, Yeasen also provides a lot of products to detect the residual DNA/RNA/protein for quality control process.