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Annie Bauzon: How the Body Produces Red Blood Cells
Annie Bauzon/LinkedIn
Mar 5, 2026, 14:13

Annie Bauzon: How the Body Produces Red Blood Cells

Annie Bauzon, Medical Laboratory Assistant Technician at Anderson College of Health, shared a post on LinkedIn:

“Erythropoiesis: The Cellular Engineering Behind Ored Oxygen Delivery.

Erythropoiesis is the physiological process responsible for the production of red blood cells (erythrocytes) in the bone marrow.

How It Begins

It starts with hematopoietic stem cells (HSCs) that differentiate into erythroid progenitor cells.

Stages of Maturation

Through successive stages, the developing cell undergoes structural and functional changes:

  • Proerythroblast
  • Erythroblast
  • Reticulocyte

During these stages: 

  • Hemoglobin synthesis increases
  • The nucleus condenses and is eventually expelled
  • The cell becomes specialized for oxygen transpor

The Role of Erythropoietin (EPO)

The hormone erythropoietin (EPO), primarily secreted by the kidneys in response to hypoxia, stimulates:

  • Erythroid proliferation
  • Differentiation
  • Maturation

Low oxygen levels lead to increased erythropoietin (EPO) production, which in turn results in increased red blood cell (RBC) formation.

Final Step

After entering circulation, reticulocytes mature into fully functional erythrocytes capable of efficient oxygen transport.

Why It Matters

Erythropoiesis ensures:

  • Adequate oxygen delivery to tissues
  • Hematologic balance
  • Physiological homeostasis “

Annie Bauzon: How the Body Produces Red Blood Cells

 

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Annie Bauzon Blood Cells EPO Erythroblast Erythropoiesis Erythropoietin Health Hematologic balance Hematology Hemoglobin Hemostasis News Hemostasis Today Medicine Oxygen Proerythroblast Red Blood Cell Reticulocyte
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