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RAPD fingerprint patterns of genomic DNAs from H. pylori isolates from the five cases and their mothers of family 1 to family 4 obtained by RAPD analysis with primers A04, A05, A07, and A08. PCR of H. pylori obtained from gastric juice was performed as described in the text. Family numbers are shown under the lanes. PHY marker, a size marker; C, child; M, mother; 3a and 3b are siblings.
