vitamin e và dinh dưỡng người

VITAMIN E V DINH DƯNG NGƯI Chương 1: Vitamin 1.1.   !" # $%& !"%'()*+,! -(.*/%01"2345!3.6766 !89'4 1.2. : (%;<6!%=66!4 1.2.1. !%=< >)6!?-@A?@1@A?@9'B !/"1361?C6B!/DE%4#FG< 6HI6HJ::KL 1.2.2. ! .*6?M$@A?@1N@A?@%(%C !O4>6?6B!//P1 B6Q4 N6@CFG$%#6/(C ?%0%C!ORE16 Chương 2: Vitamin E và dinh dưỡng người 2.1. S STPUF%=VF"!(W@!6W!@4 5D()68!6=?F!9?3?P(!Q(3" *TF6XY-81Z.%=(376 . 4K@!6!@()F@6F@(%9( @.*%66!#1@?!P68!4[,F(.  "4 3 \/;4I4F16S 2.1.1. ]N S7@!.6!@.!(^_@! #. 4S!`!66$ 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Bauernfeind trong: L J Machlin (chủ biên): Vitamin E – A Comprehensive Treatise, Marcel Dekker, New York 1980, trang 99 [9] Tappel, A L (1962) Vitamin E as the biological lipid antioxidant Vitam Horm 20,493-510 [10] Traber, MG, Sokol, RJ, Ringel, SP, Neville, HE, Thellman, CA, Kayden, HJ ( 1987 ) Lack of tocopherol in peripheral nerves of vitamin E- deficient patients with peripheral neuropathy N Engl... http://diendancntpdhnt.wordpress.com/2012/04/06/c%C6%A1-ch %E1 %BA%BF-ho %E1 %BA%A1t-d %E1 %BB%99ng-ch %E1 %BB%91ng-oxi-hoa/ [15] Traber, M G., Sokol, R J., Ringel, S P., Neville, H E. , Thellman, C A., Kayden, H J (1987) Lack of tocopherol in peripheral nerves of vitamin E- deficient patients with peripheral neuropathy N Engl J Med 317,262-265 [16]http://luanvan.net.vn/luan-van/chuyen-de-loi-ich-tac-hai-cach-su-dung-cua -vitamin- e- 21113/... http://ods.od.nih.gov/factsheets/VitaminE-HealthProfessional/ [2] Doyle C, Kushi LH, Byers T, Courneya KS, Demark-Wahnefried W, Grant B, et al., for the 2006 Nutrition, Physical Activity and Cancer Survivorship Advisory Committee Nutrition and physical activity during and after cancer treatment: an American Cancer Society guide for informed choices CA Cancer J Clin 2006;56:323-53 [3] Lawenda BD, Kelly KM, Ladas EJ, Sagar... Muller, DP, Lloyd, JK, Wolff, OH ( 1985 ) The role of vitamin E in the treatment of the neurological features of abetalipoproteinaemia and other disorders of fat absorption J [12] Liebler, D C., Burr, J A., Philips, L., Ham, A J (1996) Gas chromatography-mass spectrometry analysis of vitamin E and its oxidation products Anal Biochem [13] www.ykhoa.net/duoc/sudungthuoc/27_081.htm [14] http://diendancntpdhnt.wordpress.com/2012/04/06/c%C6%A1-ch %E1 %BA%BF-ho... Sagar SM, Vickers A, Blumberg JB Should supplemental antioxidant administration be avoided during chemotherapy and radiation therapy? J Natl Cancer Inst 2008;100:773-83 [4] http://www.health.gov/dietaryguidelines/2010.asp#tools [5] http://www.health.gov/dietaryguidelines/dga2010/DietaryGuidelines2010.pdf [6] http://www.cnpp.usda.gov/dietaryguidelines.htm [7] http://www.fasebj.org/content/13/10/1145.full... non, vitamin E được kết thành các chylomicron để vận chuyển qua hệ bạch huyết Vitamin E được chuyển qua gan, tại đây vitamin E được gắn với các lipoprotein rồi sau đó đi đến các mô của cơ thể Hấp thu qua da: vitamin E được hấp thu qua da theo 2 đường : qua giác mạc, biểu bì, lớp nối biểu bì và qua các ống tuyến nhờn và giữa nang lông 2.2.4 Những bệnh xảy ra khi thiếu Vitamin E Thiếu hụt vitamin E do:... ung thư [2], [3] 2.2.7 Nhu cầu vitamin E 11 Vitamin E là loại vitamin tan trong dầu nên nhu cầu của nó phụ thuộc vào hàm lượng acid béo chưa no có trong thực phẩm Khi acid béo không no bảo hòa ăn vào tăng lên thì lương vitamin E cung cấp có thể tăng lên 4 lần, khoảng 5mg – 20mg/ngày Trẻ em0.5mg/Kg thể trọng, người trưởng thành 20-30mg/người/ngày Hình 2.7 nhu cầu vitamin E đối với các độ tuổi [19] 12... bào, chống ôxy hóa Nếu dùng vitamin E ở liều lượng cao có thể gây buồn nôn, tiêu chảy, chóng mặt, nứt lưỡi, viêm thanh quản nhưng những triệu chứng này sẽ mất đi khi ngưng sử dụng Vitamin E khi dùng ở liều lượng bình thường thì hầu như không gây tác dụng phụ, lượng vitamin E dư thừa sẽ chuyển thành α-CEHC và bài tiết trong nước tiểu Tocopherols khác, như γtocopherol và δ-tocopherol, hầu như số lượng bị... Tocopherols khác, như γtocopherol và δ-tocopherol, hầu như số lượng bị suy thoái và bài tiết trong nước tiểu là CEHCs tương ứng Tất cả rac α-tocopherol so với RRR-α-tocopherol là ưu tiên suy thoái đến α-CEHC [7] 2.2.6 Tương vitamin E với thuốc Vitamin E có thể ức chế kết tập tiểu cầu và đối kháng vitamin K phụ thuộc vào yếu tố chống đông máu Kết quả là, dùng liều lượng lớn với thuốc chống đông máu và thuốc... [16]http://luanvan.net.vn/luan-van/chuyen-de-loi-ich-tac-hai-cach-su-dung-cua -vitamin- e- 21113/ [17]http://doc.edu.vn/tai-lieu/bao-cao -vitamin- e- tinh-chat-va-nhung-bien-doi-trong-qua-trinhche-bien-thuc-pham-52806/ [18] Lê Ngọc Tú, Hóa Sinh Công Nghiệp, NXB KHOA HỌC VÀ KỸ THUẬT HÀ NỘI, 2005, trang 217-219 [19] Đàm Sao Mai, Phụ Gia Thực Phẩm, NXB ĐẠI HỌC QUỐC GIA TP HỒ CHÍ MINH, 2012, trang 100 – 106 [20] http://www.ncbi.nlm.nih.gov [21] http://vi.wikipedia.org 13 . ‘4H@!•@F!<d4‘4[Y1PZ< Vitamin E – A Comprehensive Treatise [!@u@""@!>@“…!"IeV~!ee e 5@†4d4YIeJ;ZS.@F9F4Vitam. 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