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A: HLA DRB1*1501 PCR gel electrophoresis results. M, Mark; P, Positive control (262 bp). 1-11: Cervical tissue samples. N, Negative control; B, Blank; HGH, Internal control (429 bp). B: HLA DQB1*0602 PCR gel electrophoresis results. M, Mark; P, Positive control (121 bp). 1-11: Cervical tissue samples. N, Negative control; B, Blank; HGH, Internal control (429 bp).
