Efter inkubation in vitro med epoetin alfa er der set en øget optagelse af 3 H- thymidin i erythroide kerneholdige celler i miltcellekulturer fra mus.
57 An increased 3H-thymidine incorporation in the erythroid nucleated spleen cells has been found in vitro (mouse spleen cell culture) after incubation with epoetin alfa.