標(biāo)題: Titlebook: Bioavailability and Analysis of Vitamins in Foods; G. F. M. Ball Book 1998 G.F.M. Ball 1998 Absorption.Vitamin.Vitamin C.Vitamin D.food.nu [打印本頁] 作者: notable 時間: 2025-3-21 20:00
書目名稱Bioavailability and Analysis of Vitamins in Foods影響因子(影響力)
書目名稱Bioavailability and Analysis of Vitamins in Foods影響因子(影響力)學(xué)科排名
書目名稱Bioavailability and Analysis of Vitamins in Foods網(wǎng)絡(luò)公開度
書目名稱Bioavailability and Analysis of Vitamins in Foods網(wǎng)絡(luò)公開度學(xué)科排名
書目名稱Bioavailability and Analysis of Vitamins in Foods被引頻次
書目名稱Bioavailability and Analysis of Vitamins in Foods被引頻次學(xué)科排名
書目名稱Bioavailability and Analysis of Vitamins in Foods年度引用
書目名稱Bioavailability and Analysis of Vitamins in Foods年度引用學(xué)科排名
書目名稱Bioavailability and Analysis of Vitamins in Foods讀者反饋
書目名稱Bioavailability and Analysis of Vitamins in Foods讀者反饋學(xué)科排名
作者: 愛了嗎 時間: 2025-3-21 22:20
Laboratory procedures and some of the analytical techniques used in vitamin determinations,iet with respect to a particular vitamin it is necessary to determine the vitamin’s biological activity. Biological activity refers to the ability of a nutrient to fulfil a specific biological function or metabolic requirement. The only direct means of determining biological activity is a bioassay b作者: 爭吵加 時間: 2025-3-22 02:20 作者: GRE 時間: 2025-3-22 04:45
Vitamin D,s it. In 1922 McCollum and co-workers treated cod-liver oil by bubbling oxygen through it. This destroyed the antixerophthalmic properties but left the antirachitic properties, thus indicating the presence of two factors: factor A (or vitamin A) and the antirachitic factor, which they later termed ‘作者: 清晰 時間: 2025-3-22 10:22 作者: 葡萄糖 時間: 2025-3-22 16:27
Vitamin K,e diet of the chick. When the chicks were fed diets which had been extracted with nonpolar solvents to remove the sterols, they developed internal haemorrhages and blood taken from these chicks clotted slowly. In 1935, Dam proposed that the curative factor present in vegetable and animal sources was作者: Mets552 時間: 2025-3-22 17:34 作者: Conquest 時間: 2025-3-22 23:19
Riboflavin and other flavins (vitamin B2),ed from yeast a yellow enzyme which contained a non-protein component subsequently shown to be a phosphate ester of an alloxazine derivative. The structure of riboflavin was determined by Kuhn’s group in 1933 and the vitamin was first synthesized by Karrer’s group in 1935.作者: progestogen 時間: 2025-3-23 02:16 作者: 裹住 時間: 2025-3-23 09:21 作者: custody 時間: 2025-3-23 13:20
Pantothenic acid,t. Williams named the substance pantothenic acid because of its apparently widespread occurrence (Greek ., everywhere). Pantothenic acid was recognized as a vitamin for animals in 1939, when Jukes and Wooley independently reported that pantothenic acid isolated in pure form from liver by R.J. Willia作者: Abduct 時間: 2025-3-23 14:06
Biotin,aw egg white in experimental diets produced a characteristic ‘spectacle-eye’ hair loss and dermatitis in rats. The causative factor later proved to be avidin, a glycoprotein component of egg white, which binds biotin and renders it biologically unavailable to the rat. Boas in 1927 and later Gy?rgy i作者: vascular 時間: 2025-3-23 18:51 作者: 菊花 時間: 2025-3-24 01:23
Vitamin B12,as not until 1926 that Minot and Murphy started to cure patients suffering from pernicious anaemia by feeding them with large amounts of raw liver. In 1929, Castle showed that the intestinal absorption of the ‘a(chǎn)ntipernicious anaemia principal’ required prior binding to a specific protein (intrinsic 作者: opinionated 時間: 2025-3-24 04:03
Vitamin C,, in 1753. The concept of an antiscorbutic vitamin was postulated by Casimir Funk in 1912 after Holz and Fr?hlich in 1907 induced the disease in guinea pigs. By 1924, Zilva had obtained concentrates of the antiscorbutic factor from lemons and showed that the factor possessed strong reducing properti作者: 易達(dá)到 時間: 2025-3-24 07:29
https://doi.org/10.1007/978-3-7618-7010-5ed as a growth factor for yeast, and which they named biotin. Independent research conducted by Gy?rgy and du Vigneaud led to the conclusion in 1940 that the above curative and growth factors were chemically identical to each other. The structure of biotin was established in 1942 by du Vigneaud’s group.作者: RADE 時間: 2025-3-24 10:46 作者: Mundane 時間: 2025-3-24 16:45
t effective way possible. Surveys based on food intakes and food compositional data are being conducted with the object of establishing recommended intakes of vitamins. These recommendations are constantly being changed as new knowledge comes to light. Analytical techniques using physicochemical and作者: guzzle 時間: 2025-3-24 19:40
Johann Jakob Bachofens Geschichtsdeutungdue to the absence of the fat-soluble A in the diet. In the meantime it was discovered that green vegetables also possess fat-soluble A activity and in 1930 Moore provided evidence that carotene was converted to vitamin A in the body. The biochemical function of vitamin A in vision was established by Wald in 1935.作者: Provenance 時間: 2025-3-25 01:54 作者: 滴注 時間: 2025-3-25 07:03 作者: HATCH 時間: 2025-3-25 09:59
Vitamin A and the provitamin A carotenoids,due to the absence of the fat-soluble A in the diet. In the meantime it was discovered that green vegetables also possess fat-soluble A activity and in 1930 Moore provided evidence that carotene was converted to vitamin A in the body. The biochemical function of vitamin A in vision was established by Wald in 1935.作者: 欲望 時間: 2025-3-25 13:52
Vitamin D,e antirachitic properties, thus indicating the presence of two factors: factor A (or vitamin A) and the antirachitic factor, which they later termed ‘fat-soluble’ vitamin D. Zucker and co-workers in 1922 found that vitamin D was present in the unsaponifiable fraction of cod-liver oil, and suggested that it was closely related to cholesterol.作者: 悅耳 時間: 2025-3-25 19:45 作者: ANTH 時間: 2025-3-25 22:06 作者: 虛度 時間: 2025-3-26 03:16 作者: probate 時間: 2025-3-26 07:24 作者: 面包屑 時間: 2025-3-26 10:07 作者: animated 時間: 2025-3-26 12:48 作者: 帶來墨水 時間: 2025-3-26 20:19
Physiological aspects of vitamin bioavailability,amin B.. This simple classification reflects to some extent the bioavailability of the vitamins, as the solubility affects their mode of intestinal absorption and their uptake by tissues. The solubility properties also have a direct bearing on the analytical methods employed in vitamin assays.作者: 輕率的你 時間: 2025-3-27 00:49 作者: Keratectomy 時間: 2025-3-27 01:39 作者: vertebrate 時間: 2025-3-27 06:56
Vitamin C, which was identified as the antiscorbutic factor, vitamin C. The chemical structure of the vitamin was established by Haworth’s group in 1933 and in the same year Haworth, in England, and Reichstein, in Switzerland, accomplished its synthesis.作者: 可耕種 時間: 2025-3-27 11:07
Laboratory procedures and some of the analytical techniques used in vitamin determinations,ased on biological function. Such assays were the means by which the vitamins were originally recognized. They are still required today to measure the biopotency of new vitamin derivatives and food supplements, as well as validating new nonbiological assay methods.作者: tinnitus 時間: 2025-3-27 16:43 作者: patriot 時間: 2025-3-27 19:57 作者: IDEAS 時間: 2025-3-27 23:59 作者: 含糊 時間: 2025-3-28 04:40
Johann Jakob Bachofens Geschichtsdeutungased on biological function. Such assays were the means by which the vitamins were originally recognized. They are still required today to measure the biopotency of new vitamin derivatives and food supplements, as well as validating new nonbiological assay methods.作者: sclera 時間: 2025-3-28 09:37 作者: observatory 時間: 2025-3-28 13:25 作者: Aggregate 時間: 2025-3-28 15:52
https://doi.org/10.1007/978-3-476-03817-3ms was identical with a chick antidermatitis factor first described by Norris and Ringrose in 1930. The biochemical role of pantothenic acid as a constituent of coenzyme A was identified by Lipmann in 1947.作者: Conflagration 時間: 2025-3-28 21:57
https://doi.org/10.1007/978-1-4899-3414-7Absorption; Vitamin; Vitamin C; Vitamin D; food; nutrition作者: employor 時間: 2025-3-29 01:49
http://image.papertrans.cn/b/image/186510.jpg作者: Solace 時間: 2025-3-29 05:04 作者: 多山 時間: 2025-3-29 11:15 作者: 錯 時間: 2025-3-29 13:48
Johann Jacob Moser als Journalist,ying chemical and physiological functions and are broadly distributed in natural food sources. Thirteen vitamins are recognized in human nutrition and these may be conveniently classified, according to their solubility, into two groups. The fat-soluble vitamins are represented by vitamins A, D, E an作者: 本土 時間: 2025-3-29 15:55 作者: 單獨(dú) 時間: 2025-3-29 21:31 作者: 情愛 時間: 2025-3-29 23:55
,Biographie und Pers?nlichkeit,s it. In 1922 McCollum and co-workers treated cod-liver oil by bubbling oxygen through it. This destroyed the antixerophthalmic properties but left the antirachitic properties, thus indicating the presence of two factors: factor A (or vitamin A) and the antirachitic factor, which they later termed ‘作者: 故意釣到白楊 時間: 2025-3-30 07:38 作者: 鉤針織物 時間: 2025-3-30 08:31
https://doi.org/10.1007/978-3-662-67287-7e diet of the chick. When the chicks were fed diets which had been extracted with nonpolar solvents to remove the sterols, they developed internal haemorrhages and blood taken from these chicks clotted slowly. In 1935, Dam proposed that the curative factor present in vegetable and animal sources was
