Immunotoxins are chimeric molecules embodied with a protein toxin and a ligand which is either a growth factor or an antibody. The ligand part of the immunotoxin recognizes and binds to an antigen of the target cell, allowing the internalization of the toxin,moiety and permitting its drift to the cytoplasm where it can destroy the cell. Target specificity of the chimeric protein is determined via the binding attributes of the chosen antibody. Predominantly, immunotoxins are purposefully constructed to slay cancer cells as part of novel treatment approach. In addition they are also used for various autoimmune, viral and other infectious diseases. With the advent of biotechnology, recombinant immunotoxins have been created and are clinically tested to target malignant cells. Our article summarizes foremost progress in the development of immunotoxin based therapeutics and presents a comprehensive portrayal of the immunotoxin generation.
Key words: Immunologic conconjugates; Immunotoxin; Monoclonal antibodies; Toxin based therapy
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