ETHE1 and colorectal carcinoma: To assay the effects of high ETHE1 expression on CRC tumorigenicity, we injected (via lateral tail vein) male non-obese diabetic/severe combined immunodeficient (NOD/SCID) mice with constitutively expressing ETHE1 HCT116 (1x106) or HT29 (1x106) cells.