Response to 2-Chlorodeoxyadenosine in Patients with B-Cell Chronic Lymphocytic Leukemia Resistant to Fludarabine

Abstract
Patients with untreated B-cell chronic lymphocytic leukemia have a high rate of complete remission when given the halogenated nucleoside analogue fludarabine. However, patients in whom the disease has proved refractory to primary treatment have a reduced life expectancy and a dismal outcome.