54. Brouwer IA, Katan MB, Zock PL. Dietary alfa-linolenic acid is associated with reduced risk of fatal coronary heart disease, but increased prostate cancer risk: a meta-analysis. J Nutr 2004; 134: 919–922.

55. Block G, Patterson B, Subar A. Fruit, vegetables, and cancer prevention: a review of the epidemiological evidence. Nutr Cancer 1992, 18: 1–29.

56. WCRF/AICR. Food, nutrition and the prevention of cancer: a global perspective: World Cancer Research Fund/American Institute for Cancer Research 1997.

57. Steinmetz KA, Potter JD. Vegetables, fruit, and cancer prevention: a review. Am J Diet Assoc 1996; 96: 1027–1039.

58. Fleuschauer AT, Poole C, Arab L. Garlic consumption and cancer prevention: meta-analysis of colorectal and stomach cancer. Am J Clin Nutr 2000; 72: 1047–1052.

59. Fleischauer AT, Arab L. Garlic and cancer: a critical review of the epidemiologic literature. J Nutr 2001; 131: 1032S–1040S.

60. Hsing AW, Chokkalingham AP, Gao YT, Madigan MP, Deng J, Gridley G, Fraumeni JF. Allium vegetables and risk of prostate cancer: a population-based study. J Natl Cancer Inst 2002; 94: 1648–1651.

61. Kim DH, Smith-Warner SA, Spiegelman D et al. Pooled analysis of 13 prospective cohort studies on folate intake and colon cancer. Cancer Causes Control 2010; 21:1919–1930.

62. Strickland KC, Krupenko NI, Krupenko SA. Molecular mechanisms underlying the potentially adverse effects of folate. Clin Chem Lab Med. 2012 Dec; 12: 1–10.

63. Shaidah Deghan Manshadi, Lisa Ishiguro, Kyoung-Jin Sohn, Alan Medline, Richard Renlund, Ruth Croxford, Young-In Kim. Folic Acid Supplementation Promotes Mammary Tumor Progression in a Rat Model. Published: January 21, 2014 DOI: 10.1371/journal.pone.0084635

64. Cravo ML, Mason JB, Dayal Y, Hutchinson M, Smith D, et al. Folate deficiency enhances the development of colonic neoplasia in dimethylhydrazine-treated rats. Cancer Res 1992, 52: 5002–5006.

65. Kim YI, Salomon RN, Graeme-Cook F, Choi SW, Smith DE, et al. Dietary folate protects against the development of macroscopic colonic neoplasia in a dose responsive manner in rats. Gut 1996, 39: 732–740.

66. Lindzon GM, Medline A, Sohn KJ, Depeint F, Croxford R, et al. Effect of folic acid supplementation on the progression of colorectal aberrant crypt foci. Carcinogenesis 2009, 30: 1536–1543.

67. Song J, Medline A, Mason JB, Gallinger S, Kim YI. Effects of dietary folate on intestinal tumorigenesis in the apcMin mouse. Cancer Res 2000, 60: 5434–5440. doi: 10.1016/s0016-5085(00)83190-x.

68. Song J, Sohn KJ, Medline A, Ash C, Gallinger S, et al. Chemopreventive effects of dietary folate on intestinal polyps in Apc+/−Msh2−/− mice. Cancer Res 2000, 60: 3191–3199.

69. Fowke JH, Chung FL, Jin F, Qi D, Conaway C, Cheng JR, Shu XO, Gao YT, Zheng W. Urinary isothiocyanate levels, brassica, and human breast cancer. Cancer Res 2003; 63: 3980–3986.

70. Zhang SM, Hunter DJ, Rosner BA, Giovannucci EL, Colditz GA, Speizer FE, Willett WC. Intakes of fruits, vegetables, and related nutrients and risk of non-Hodgkin`s lypmphoma among women. Cancer Epidemiol Biomarkers Prev 2000; 9: 477–485.

71. Cohen JH, Kristal AR, Stanford JL. Fruit and vegetable intakes and prostate cancer risk. J Natl Cancer Inst 2000; 92: 61–68.

72. Colonel LN, Hankin JH, Whittermore AS, Wu AH, Gallagher RP, Wilkens LR, John EM, Howe GR, Dreon DM, West DM, Paffenbarger RS. Vegetables, fruits, legumes and prostate cancer: a multiethnic case-control study. Cancer Epidemiol Biomarkers Prev 2000; 9:795–804.

73. Duffield – Lillico AJ, Reid ME, Turnbull BW, Combs GF Jr, Slate EH, Fischbach LA, Marshall JA, Clark LC. Baseline characteristics and the effect of selenium supplementation on cancer incidence in a randomized clinical trial: a summary report of the Nutritional Prevention of Cancer Trial. Cancer Epidemiol Biomarkers Prev 2002; 11: 630–639.

74. Clark LC, Combs GF Jr, Turnbull BW, Slate EH, Chalker DK, Chow J, Davis LS, Glover RA, Graham GF, Gross EG, Krongrad A, Lesher JL Jr, Park HK, Sanders BB Jr, Smith CL, Taylor JR. Effects of selenium supplementation for cancer prevention in patients with carcinoma of the skin. A randomized controlled trial. Nutritional Prevention of Cancer Study Group. Jama 1996; 276: 1957–1963.

75. Ghadirian P, Maisonneuve P, Perret C, Kennedy G, Boyle P, Krewski D, Lacroix A. A case-control study of toenail selenium and cancer of the breast, colon, and prostate. Cancer Detect Prev 2000; 24: 305–313.

76. Reid ME, Duffield-Lillico AJ, Garland L, Turnbull BW, Clark LC, Marshall JR. Selenium supplementation and lung cancer incidence: an update of the nutritional prevention of cancer trial. Cancer Epidemiol Biomarkers Prev 2002; 11: 1285–1291.

77. van den Brandt PA, Goldbohm RA, van`t Veer P, Hermus RJ, Sturmans F. A prospective cohort study on selenium status and the risk of lung cancer. Cancer Res 1993; 53: 4860–4865.

78. van den Brandt PA, Goldbohm RA, van`t Veer P, Hermus RJ, Sturmans F. Toenail selenium levels and the risk of breast cancer. Am J Epidemiol 1994; 140: 20–26.

79. Hunter DJ, Morris JS, Stampfer MJ, Colditz GA, Speizer FE, Willett WC. A prospective study of selenium status and breast cancer risk. Jama 1990; 264: 1128–1131.

80. van`t Veer P, van der Wielen RP, Kok FJ, Hermus RJ, Sturmans F. Selenium in diet, blood, and toenails in relation to breast cancer: a case-control study. Am J Epidemiol 1990; 131: 987–994.

81. van Noord PA, Collette HJ, Maas MJ, de Waard F. Selenium levels in nails of premenopausal breast cancer patients assessed prediagnostically in a cohort-nested case-referent study among women screened in the DOM project. Int J Epidemiol 1987; 16: 318–322.

82. Holt PR, Arber N, Halmos B, Forde K, Kissileff H, McGlynn KA, Moss SF, Kurihara N, Fan K, Yang K, Lipkin M. Colonic epithelial cell proliferation decreases with increasing levels of serum 25-hydroxyvitamin D. Cancer Epidemiol Biomarkers Prev 2002; 11: 113–119.

83. Barreto AM, Schwartz GG, Woodruff R, Cramer SD. 25-hydroxyvitamin D3, the prohormone of 1,25-dihydroxyvitamin D3, inhibits the proliferation of primary prostatic epithelial cells. Cancer Epidemiol Biomarkers Prev 2000; 9: 265–270.

84. Schwartz GG, Eads D, Rao A, Cramer SD, Willingham MC, Chen TC, Jamieson DP, Wang I, Burnstein KL, Holick MF, Koumenis C. Pancreatic cancer cells express 25-hidroxyvitamin D-1alpha-hydroxylase and their proliferation is inhibited by the prohormone 25-hydroxyvitamin D3. Carcinoginesis 2004; 25: 1015–1026.