Unless Activated, T-cells Don't Express Protein S (IMAGE)

University of Arizona

Unless Activated, T-cells Don't Express Protein S

Caption

Using a technique that makes the presence of Protein S visible under the microscope, samples taken from lymph nodes with resting T-cells reveal no sign of the protein (A), while dark staining indicates the presence of Protein S in activated T-cells (B).

Credit

Anthony Perry

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