Fig. 1From: Detection of human papillomavirus DNA in peri-tumor tissues and pelvic lymph nodes as potential molecular marker of micrometastasis in cervical cancerDNA sequence electropherograms showing HPV 16 Asian–American nucleotide signatures in L1 region at nucleotide position 6695 (A > C) and 6721 (G > A) in the primary tumor (SCC45) and metastatic lymph node (Ly45)Back to article page