← Chapter 21
Anatomy & Physiology · Chapter 21

B Cells & Antibodies

B lymphocytes run humoral immunity — they fight pathogens in the fluids by mass-producing antibodies. Step through how one B cell becomes an antibody factory.

Antigen binds

B cells & antibodieshumoral immunity

The steps

📷 Reference image
A real labeled figure to compare with the interactive above.
B Cells & Antibodies reference figure
B Cells & Antibodies — סתו כסלו, CC BY-SA 4.0 (via Wikimedia Commons)