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inhibits the cancer -promoting role of high dietary fat by binding soluble fatty acids and bile acids in the colonic lumen to form insoluble calcium complexes. Calcium may also protect against colon cancer by directly inhibiting proliferation and inducing more normal differentiation or apoptosis (cell death) of colonic epithelial cells. A recent double-blind, placebo-controlled clinical trial in over 900 patients at high risk for colon cancer found that increasing calcium intake by1200mg/day significantly reduced the recurrence of adenomas. Although the trial lasted four years, a reduction in risk was evident in less than one year. Dairy foods are an important source of CLA, sphingolipids, and butyric acid, each of which has been demonstrated to inhibit colon cancer or early forms of this disease in experimental animal and in vitro studies. Likewise, probiotic ...

Abstract. We previously reported that vessel count, vascular endothelial growth factor (VEGF) and platelet derived endo- thelial cell growth factor (PD-ECGF) expression are associated with metastasis formation in human colon cancer . This study was done to determine a stage of colon cancer progression where induction of these factors occurred (i.e. the angiogenic switch). We examined vessel count, VEGF, and matrix metalloproteinase (MMP)-7 expression in cancer cells and PD-ECGF expression in infiltrating cells in 25 adenomas, 35 mucosal cancers (Tis), 29 submucosal invasive cancers (T1) and 33 muscularis propria invasive cancers (T2) by immunostaining. The intensity of staining of VEGF and MMP-7 was evaluated blindly at the invasive edge and was confirmed by image analysis. Intensity of staining for these factors was graded on a scale of 0 to 3+, with 0 representing no detectable stain and ...

STOP COLON /RECTAL CANCER FOUNDATION RISK ASSESSMENT QUESTIONNAIRE Please answer the following questions. 1. Are you age 50 or older? Yes No 2. Have you ever had polyps or cancer of the colon or rectum? Yes No 3. Do you have any CLOSE family members (parents, grandparents, siblings) who have had polyps or cancer of the colon or rectum? Yes No 4. Have you ever been told that you have ulcerative colitis or Crohn’s disease? Yes No 5. If you are female, have you ever had breast, uterine or ovarian cancer ? Yes No AVERAGE RISK: Yes to question 1, No to the remaining questions. INCREASED RISK: Yes or No to question 1, Yes to any of the remaining questions. • Discuss your test options with your doctor today. • If you have noticed any change in your bowel movements, seen blood or experienced abdominal discomfort, you should see your doctor right away. It’s a ...

National Cancer Institute SEER Program 40 COLON AND RECTUM C ancers of the colon and rectum are the fourth most commonly diagnosed cancers and rank second among cancer deaths in the United States. The incidence rates show wide divergence by racial/ethnic group, with rates in the Alaska Native population that are over four times as high as rates in the American Indian population (New Mexico) for both men and women. There are only minor differences, between men and women, in the order of incidence rates by racial/ethnic group. After Alaska Natives, the next highest rates in men are among Japanese, black and non-Hispanic white populations. These are followed by Chinese, Hawaiians and white Hispanics; and then Filipinos, Koreans and Vietnamese. In women, Alaska Natives are followed by black, Japanese and white non- Hispanic ...

for colorectal cancer screening by the recognized scientific bodies, and is not paid for by Medicare or private insurers. Any patients who anticipate trying this technique would probably want to assure that the newer 3-D imaging using multi-slice scanning is used, rather than the more readily available but less reliable 2-D equipment. • The risks related to radiation with CT colonography remain uncertain. Fecal DNA Testing: This test involves collection of a stool sample at home that is mailed to a central laboratory. The laboratory checks for abnormal DNA shed from the surface of colon cancers and polyps. • The test detects 52% of colon cancers and 15% of large polyps. If negative it is repeated every 3 to 5 years. This test is better than a stool blood test but much more expensive. Fecal DNA testing is not nearly as effective as ...