Number of lymphocytes in body (for total number of cells in body, 3e+13, see BNIDS 113005, 113006)

Range ~2e+12 cells
Organism Human Homo sapiens
Reference Alberts, Bruce Alexander Johnson, Julian Lewis, Martin Raff, Keith Roberts, and Peter Walters (2002). Molecular Biology of the Cell Fourth Edition. New York and London: Garland Science section V-24 link - link
Comments See sentence beneath heading "Lymphocytes Are Required for Adaptive Immunity": "There are about 2×10^12 lymphocytes in the human body, making the immune system comparable in cell mass to the liver or brain."
Entered by Uri M
ID 103587