Article
Multidrug-resistance phenotype and clinical responses to gemtuzumab ozogamicin.
Blood - 15 Aug 2001
Linenberger M L, Hong T, Flowers D, Sievers E L, Gooley T A, Bennett J M, Berger M S, Leopold L H, Appelbaum F R, Bernstein I D
Abstract excerpt
Expression of multidrug resistance (MDR) features by acute myeloid leukemia (AML) cells predicts a poor response to many treatments. The MDR phenotype often correlates with expression of P-glycoprotein (Pgp), and Pgp antagonists such as cyclosporine (CSA) have been used as chemosensitizing agents in AML. Gemtuzumab ozogamicin, an immunoconjugate of an anti-CD33 antibody linked to calicheamicin, is effective...
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