The dual-luciferase reporter assay revealed that the -395A carrier of a 498-bp DNA fragment ( containing the G-395A site ) upstream of the Klotho gene has higher relative luciferase activity than the -395G carrier .
O O O O O O O B-SequenceVariant O O O O O O O O O B-SequenceVariant O O O O O B-GeneOrGeneProduct O O O O O O O O B-SequenceVariant O O