Research progress of cancer stem cell markers in colorectal cancer

Now that the cancer stem cell (CSC) theory has been verified for many scholars.The key to the identification of CSC is to find specific stem cell surface markers.The study of colorectal CSC continues to show progress.In recent years,many stem cell markers were discovered,such as CD44,SOX9,ALDH1,OCT-4 and so on.This article will discuss the relationship between those makers and colorectal cancer. Key words: Colorectal neoplasms;  Cancer stem cell marker