TUMOR MARKER, METHYLATION TESTING REAGENT, KIT AND APPLICATION THEREOF

摘要

The present invention relates to the technical field of biology. Disclosed are a tumor marker, a methylation detection reagent, a kit and application thereof. Disclosed in the present invention is that: a colorectal cancer specimen can be distinguished from a fecal specimen of a normal person by detection a methylation level of COL4A1 gene promoter region. The present invention relates to detecting colorectal cancer by using the methylation detection reagent of the gene.