Figure 1From: Nicotinamide N-Methyltransferase Upregulation Inversely Correlates with Lymph Node Metastasis in Oral Squamous Cell CarcinomaSemiquantitative RT-PCR. NNMT expression was analyzed in set of paired tumor (T) and non tumor (N) tissues from favorable (NO, cases 1 to 13) and unfavorable (N+, cases 14 to 22) OSCCs. β-actin served as internal control.Back to article page