How were the cells responsible for cell-mediated immunity first identified as T lymphocytes?
A) Landsteiner demonstrated it showing incompatibility between sera of people with
different blood groups.
B) Metchnikoff demonstrated phagocytosis of fungal spores by Daphnia blood cells.
C) Glick demonstrated it using cells isolated from chicken thymus.
D) Ehrlich demonstrated it using cells isolated from the Bursa of Fabricius in chickens.
C
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