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M: DNA ladder markers (50 bp increments); lane 1: two DNA bands (∼200 and 300 bp) from TC; lane 2: three DNA bands (∼200, 350 and 500 bp) from RCC; lane 3: three DNA bands (∼200, 350 and 500 bp) from 2nRT hybrids; lane 4: three DNA bands (∼200, 350 and 500 bp) from 3nRT hybrids; lane 5: four DNA bands (∼200, 350, 400 and 500 bp) from 4nRT hybrids.
