Fig. 1From: Downregulation of microRNA-21 inhibited radiation-resistance of esophageal squamous cell carcinomaExpression of miR-21 in esophageal squamous cell carcinoma. 63 pairs of esophageal squamous cell carcinoma and adjacent non-tumoral tissues were collected, and the expression of miR-21 was detected by qRT-PCR. ***P < 0.001Back to article page