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PCR with primers specific to three known chlorinated-solvent reductive dehalogenase genes—vcrA, bvcA, and tceA—applied to DNA from Dehalococcoides sp. strain 195, Dehalococcoides sp. strain BAV1, and the ANAS enrichment culture. The expected mobility of each PCR product is indicated on the left. The analysis was performed by capillary electrophoresis but is presented as a gel image for clarity.
