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Tomatoes, tomato-based products, lycopene, and cancer: review of the epidemiologic literature
The epidemiologic literature in the English language regarding intake of tomatoes and tomato-based products and blood lycopene (a compound derived predominantly from tomatoes) level in relation to the risk of various cancers was reviewed. Among 72 studies identified, 57 reported inverse associations between tomato intake or blood lycopene level and the risk of cancer at [...]
Serum Lycopene, Other Carotenoids, and Prostate Cancer Risk: a Nested Case-Control Study in the Prostate, Lung, Colorectal, and Ovarian Cancer Screening Trial
Background: Reports from several studies have suggested that carotenoids, and in particular lycopene, could be prostate cancer–preventive agents. This has stimulated extensive laboratory and clinical research, as well as much commercial and public enthusiasm. However, the epidemiologic evidence remains inconclusive.
Materials and Methods: We investigated the association between prediagnostic serum carotenoids (lycopene, {alpha}-carotene, ß-carotene, ß-cryptoxanthin, lutein, [...]
