Ribonuclease A Ribonuclease A (RNase A), abbreviated as RNase A, is a single-chain polypeptide containing four disulfide bonds, with a molecular weight of approximately 13.7 kDa (amino acid sequence). RNase...
Tandex G25 Tandex G25 is a kind of bead medium formed by 3 chlorine-1,2 propylene oxide cross-linked dextran, which is suitable for desalination and buffer replacement of biological macromolecules with...
Monoclonal antibodies are widely used in the diagnosis, prevention and treatment of diseases. Since the first monoclonal antibody drug was launched in 1986, nearly 40 kinds of McAb drugs have...
Introduction In 1975, Porath et al. proposed a new purification method - immobilized metal chelate chromatography. This method uses coordination-chelation interaction of metal ions (Ni2+, Cu2+, etc.) with residues on...
