Terminal deoxynucleotidyltransferase is a marker of
A) B cells
B) T cells
C) Precursors of B and T lymphocytes
D) Plasma cells
E) Natural killer cells

Question

Quizplus · Accepted Answer

Terminal deoxynucleotidyltransferase, a specialized DNA polymerase, is expressed on undifferentiated pre-B and pre-T lymphoblasts. It is typically found in more than 95% of cases of acute lymphoblastic leukemia of the precursor B-cell and T-cell type.

Terminal Deoxynucleotidyltransferase Is a Marker of