Figure 3From: The possible role of cell cycle regulators in multistep process of HPV-associated cervical carcinomaAn ethidium bromide-stained 2% agarose gel for CDK4 gene amplification, lane 1: molecular weight marker (MW), lanes 2–7: cases of invasive squamous cell carcinoma, lanes 8–12: CIN cases, lanes 13–14: normal cervical tissue samples, lane 15: a negative control. Lanes 2, 3, 8 show CDK4 gene amplification.Back to article page