Definition of "erythropoiesis" [erythropoiesis]

• The formation or production of red blood cells. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "The drug belongs to a class of drugs called erythropoiesis-stimulating agents, or ESAs, that have come under intense scrutiny from the FDA after being linked to higher risk of cardiovascular problems and death."
• "Anemia drugs, known as erythropoiesis-stimulating agents (ESAs), such as epoetin alfa (Epogen) and darbepoetin alfa (Aranesp), stimulate red blood cell production and are intended to reduce the number of blood transfusions required during chemotherapy."
• "Revenue from the Procrit anemia medicine fell 33% to $331 million in the U.S., on worries about the class of drugs to which it belongs, known as erythropoiesis-stimulating agents, or ESAs."