Human Red Blood Cells (SEM)

Human Red Blood Cells (SEM)
Red blood cells carry a protein called hemoglobin which has a molecular structure adapted to transport oxygen to body tissues. This scanning electron micrograph shows the cells' characteristic donut-like shapes.

Minimum credit: 

Janice Carr, CDC


The typical diameter of a human red blood cell is 6-8 ┬Ám.


This image was created by another institution, not the NISE Network. This image is available to NISE Network member organizations for non-profit educational use only. Uses may include but are not limited to reproduction and distribution of copies, creation of derivative works, and combination with other assets to create exhibitions, programs, publications, research, and Web sites. Minimum credit required.

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