Highlights the report 'Dietary Beta-Carotene, Vitamin C, and Risk of Prostate Cancer: Results from the Western Electric Study,' by Martha I. Daviglus, Alan R. Dyer, et al, published in the September 1996 issue of 'Epidemiology' journal. Absence of support for the hypothesis that beta-...
beta-carotene vitamin Also known as: provitamin A Learn about this topic in these articles: conjugated bonds responsible for colour In chemical compound: Ultraviolet and visible (UV-visible) spectroscopy …bright orange colour of carrots, β-carotene, contains 11 conjugated π bonds. UV-visible sp...
英文名称:β-carotene;Provitamine A ;β,β-Carotene;Carotaben;Provatene;Solatene 其他名称:β-叶红素;橙黄素;维生素A原;前维生素A;前维生素A CAS号:7235-40-7 C40H56=536.87 级别:BR 含量:≥97.0% 熔点:176~184℃ 溶解性:chloroform: 10 mg/mL, clear, dark orange-red 干燥失重:≤0.2% 重金...
Beta-carotene is converted by the body to vitamin A as needed. Vitamin A is essential for vision, growth, cellular differentiation and proliferation, and the integrity of the immune system.Beta-carotene is also a major component of the body's natural antioxidant defenses against free radicals ...
Beta-carotene is extremely important as a precursor (pro-vitamin) of vitamin A, which the body requires, for example, to keep immune defenses functioning well. The National Diet and Nutrition Surveys (NDNS) have shown that a large number of the British population does not obtain enough preforme...
β-Carotene in Golden Rice is as good as β-carotene in oil at providing vitamin A to children Golden Rice (GR) has been genetically engineered to be rich in β-carotene for use as a source of vitamin A.The objective was to compare the vitamin A valu... G Tang,Y Hu,SA Yin,......
英[ˈbi:tə ˈkærəti:n] 美[ˈbetə ˈkærəˌtin] 释义 [医] β-葫萝卜素 实用场景例句 全部 " Golden " rice contains increased amounts of beta - carotene, a source of vitamin A. “ 金色 ” 稻米有很高含量的β - 胡萝卜素 —— 一种维生素A源. ...
β-Carotene (Provitamin A), a carotenoid compound, is a naturally-occurring vitamin A precursor. β-Carotene is a modulator ofreactive oxygen species (ROS), with antioxidant and antiinflammatory activities. β-Carotene may serve as an antioxidant or as a prooxidant, depending on its intrinsic pr...
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