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Electrophoretic analysis of PCR-amplified DNA from X. hyacinthi S148. Lane 1, amplicon obtained by using degenerate primers N7 and C2; lane 2, amplicon obtained by using primers N7 and C3; lane 3, 100-bp ladder (Promega) with a spiked 500-bp DNA fragment; lane 4, 226-bp amplicon obtained with nested primers JAAN and JARA located in the fimA gene.
