Fig. 2.
Photomicrographs of NB4 cells treated with citral for 16 h in Wright-Giemsa staining. a Untreated NB4 cells b NB4 cells treated with 10 μg/mL of citral c NB4 cells treated with 20 μg/mL of citral. Original magnification, ×1,000 (Olymps IX70)
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