- 1，25-双羟维生素D〔1,25- (OH)2D〕是维生素D的活性形式。 维生素D为类固醇衍生物，属脂溶性维生素。 维生素D主要由人体皮肤经紫外线照射后合成，少部分从食物或补充品中摄入。 维生素D不仅仅影响钙磷代谢，而且具有广泛的生理作用，是维持人体健康、细胞生长和发育的必不可少的物质，与多种疾病密切相关。了解详细信息：1，25-双羟维生素D〔1,25- (OH)2D〕是维生素D的活性形式。 维生素D为类固醇衍生物，属脂溶性维生素。 维生素D主要由人体皮肤经紫外线照射后合成，少部分从食物或补充品中摄入。 维生素D不仅仅影响钙磷代谢，而且具有广泛的生理作用，是维持人体健康、细胞生长和发育的必不可少的物质，与多种疾病密切相关。baike.baidu.com/item/1%2C25-%E5%8F%8C%E7…The first hydroxylation, which occurs in the liver, converts vitamin D to 25-hydroxyvitamin D [25 (OH)D], also known as calcidiol.ods.od.nih.gov/factsheets/VITAMIND/HealthProfes…展开
1,25-Dihydroxyvitamin D, Serum - Mayo Clinic Laboratories ...
The 25-hydroxyvitamin D test (25HDN / 25-Hydroxyvitamin D2 and D3, Serum) in serum is the preferred initial test for assessing vitamin D status and most accurately reflects the body's …
1,25-双羟维生素D - 百度百科
临床通过测定1,25-(oh)2d3的水平来了解代谢性骨病时活性维生素d的水平。 1,25-(OH)2D3是钙（和磷酸盐）新陈代谢的主要调节者之一，刺激肠内钙吸收和逐渐增加的骨重吸收。
Calcitriol - Wikipedia
Calcitriol refers specifically to 1,25-dihydroxycholecalciferol. Because cholecalciferol already has one hydroxyl group, only two (1,25) are further specified in this nomenclature, but in fact there are three (1,3,25-triol), as indicated by the name calcitriol. The 1-hydroxy group is in the alpha position, and this may be specified in the name, for instance in the abbreviation 1α,25-(OH)2D3.
Calcitriol is, strictly, the 1-hydroxylation product of calcifediol (25-OH vitamin D3), derived from c…Wikipedia · CC-BY-SA 许可下的文字- 预计阅读时间：8 分钟
Understanding the Forms of Vitamin D: Vitamin D3, …
2023年11月16日 · Peripheral target cells (such as immune cells) contain enzymes capable of converting vitamin D into 25(OH)D and then to 1,25(OH)2D to initiate a host of physiological functions critical to vitamin D’s roles in DNA …
VITAMIN D STATUS: MEASUREMENT, …
25(OH)D is the only vitamin D metabolite that is used to determine whether a patient is vitamin D deficient, sufficient or intoxicated. 1, 4, 16, 17 25(OH)D is the major circulating form of vitamin D that has a half life of approximately 2-3 …
Vitamin D - Health Professional Fact Sheet - Office of Dietary ...
The first hydroxylation, which occurs in the liver, converts vitamin D to 25-hydroxyvitamin D [25(OH)D], also known as calcidiol. The second hydroxylation occurs primarily in the kidney …
Measurement of Serum Free Vitamin D Concentrations: …
23 小时之前 · Calculated free 25(OH)D depends on the concentrations of total serum 25(OH)D, vitamin D binding protein (VDBP), and albumin, as well as the affinity between analyte and …
Advances and challenges in the measurement of 1,25 …
While 25-hydroxyvitamin D (25(OH)D) is the most commonly-used biomarker of vitamin D status, 1α,25-dihydroxyvitamin D (1,25(OH) 2 D), its bioactive form, plays a critical role in regulating …
Target Values for 25-Hydroxy and 1,25-Dihydroxy Vitamin D Based …
Cohort B was focused on the relationship between vitamin D and the calcium and phosphate metabolism. Abbreviations: 25(OH)D: 25-hydroxy-vitamin D; 1,25(OH) 2 D: 1,25-dihydroxy …
1 25-OH Vitamin D 的相关搜索
