For example, decreased CTGF expression has been reported in lung cancer [31], breast cancer [40], Wilm’s tumor [41] and ovarian cancer [42]; while increased expression was found in papillary thyroid cancer [43], colorectal cancer [44], head and neck squamous cell carcinoma [45], [46] and glioblastoma [47]. The gene discussed is CCN2; the disease is colorectal cancer.