Role of Brush Biopsy and DNA Cytometry for Prevention, Diagnosis, Therapy, and Followup Care of Oral Cancer

Figure 3

Six nuclei from normal and Feulgen-stained oral squamous cells with regular DNA content (green) as internal reference (around 2,0 c) and 15 from atypical cells with abnormal DNA content (red) between 4.25 c 6.90 c, indicative of malignancy.