Erythroid parameters after cessation of erythropoietin therapy.

Evolution of erythroid parameters in unmanipulated (closed symbols, continuous line), sham-operated (open symbols, broken line), or splenectomized (open symbols, continuous line) iron-overloaded rats after cessation of treatment with 150 U rHuEpo per day for 20 days. Results are expressed as percentages of the mean value obtained between days 70 and 80.