Abstract
Hodgkin’s disease is an ideal target for immunotoxin therapy for several reasons. First, the Hodgkin/Reed-Sternberg (H-RS) cells, which are the putative malignant cells in this disease, have surface markers which are present only on a small minority of normal lymphoid cells. These markers are activation antigens recognized by monoclonal antibodies against the IL-2 receptor alpha-chain (CD25) (Agnarsson and Kadin, 1989), CD30 (Stein et al., 1985), and a 70kDa protein recognized by the unclustered IRac antibody (Hsu et al., 1987). Second, the majority of cells found within Hodgkin tumors are non-malignant reactive cells. Thus, the number of cells that needs to be killed is small. Third, Hodgkin tumors are usually well vascularized (Kaplan, 1980), suggesting that access of the immunotoxin to the target cells should be easier than it is, for example, in solid tumors. Fourth, Hodgkin’s disease responds well to chemotherapy. It is therefore feasible to eradicate bulky disease by conventional therapy and then administer immunotoxins to kill residual tumor cells.
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Engert, A., Thorpe, P. (1992). The Development of Ricin A-Chain Immunotoxins for Clinical Trials in Patients with Hodgkin’s Disease. In: Gregoriadis, G., Florence, A.T., Poste, G. (eds) Targeting of Drugs 3. NATO ASI Series, vol 238. Springer, Boston, MA. https://doi.org/10.1007/978-1-4615-2938-5_2
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DOI: https://doi.org/10.1007/978-1-4615-2938-5_2
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