Monoclonal Antibody in Organ Rejection Therapies

Title: Zenapax: a therapeutic pieceized monoclonal antibody utilise in preventing post- transplant electronic organ rejection. Zenapax (daclizumab) was the first humanized antibody; it was approved by the FDA in 1997 as a treatment for the prevention of organ rejection after(prenominal) transplant. Daclizumab is in general used to prevent renal allograft rejection in transplant patients; daclizumab is normally used as a prophylactic do drugs in the treatment of acute organ rejection. It is also used as part of an immunosuppressive combine therapy that may involve cyclosporines and corticosteroids. Daclizumab is a humanized monoclonal antibody and is composed of human (90%) and murine (10%) antibody sequences obtained by recombinant DNA technology. The human sequences are derived from the uninterrupted domains of the human IgG1 and the murine sequences are derived from the complementarity regions of a murine anti-Tac-M antibody. The cerebration of antibodies as a m agic bullet therapeutic sgent has been some since the start of the twentieth century and it postulated that, if a compound that selectively targeted against a unhealthful organism could be made, then this performer of selectivity such as an antibody could be used to deliver a toxin for that same organism. The describe idea was to fuse non-secreting myeloma B-cells with a sensible antibody producing B-lymphocytes, and then be able to select for the successfully amalgamated cells called Hybridoma cells, these possess the deathless growth properties of the cancer cell and let go of the antibody produced by the B cell. Selection for the fused cells is based on deficiency of the healthy B-lymphocyte in hypoxanthine guanine phosphoribosyl transferase or deoxythymidine kinase thus un-fused B-lymphocytes cannot start in media containing Hypoxanthine, Aminopterin and Thymidine (HAT media) and hybridoma cells contain genetic information from two parent cells necessary for their su rvival in the HAT medium. monoclonal ant! ibody antibodies are prepared by fusing these immortal...If you lack to get a full essay, order it on our website: OrderCustomPaper.com

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