PMC7569429_01
Bone marrow biopsy with T/myeloid mixed-phenotype acute leukemia as demonstrated by H&E stain with 80% blasts. (a) 200x and immunohistochemical stains for terminal deoxynucleotidyl transferase. (b) DAB, 200x, cytoplasmic CD3 with anti-CD3 (2GV6) rabbit monoclonal antibody against the epsilon chain. (c) DAB, 200x, and myeloperoxidase. (d) DAB, 200x.
CRIHEM2020-8811673.001.jpg
PMC7569429_01_CRIHEM2020-8811673.001.jpg
fig1
Marrow showed 70-80% blasts positive for CD34, terminal deoxynucleotidyl transferase (TdT), CD3, myeloperoxidase (MPO), and CD5, and negative for PAX-5 and c-Kit (Figure 1).