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Ethidium bromide-stained agarose gel photo for case# 71, where b1/b3 partial AZFc deletion was identified. L: 100 bp DNA Ladder, Lane1: sY1191 negative control (female DNA), Lane2: sY1191 positive control (fertile male DNA), Lane3: sY1291 negative control (normal female DNA), Lane 4: sY1291 positive control (fertile male DNA), Lane 5: sY1191 for case# 71, Lane 6: sY1291 for case# 71. Note that both sY1191 and sY1291 are absent in case# 71, consistent with b1/b3 partial AZFc deletion.
