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. 2008 Jan;2(1):49–52.

Fig. 1. Photograph of electrophoresed PCR products showing band sized 254 bp for the SRY (Y chromosome) and band sized 300 bp for the ATL1 (X chromosome). Lanes 1, 2 and 7 show positive bands for both X and Y chromosomes, while lane 5 shows only a positive control band for the Y chromosome, and lanes 3, 4 and 6 are negative controls with no DNA.

Fig. 1.