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  2. Vitamin D - Wikipedia

    en.wikipedia.org/wiki/Vitamin_D

    Vitamin D is a group of fat-soluble secosteroids responsible for increasing intestinal absorption of calcium, magnesium, and phosphate, and many other biological effects. [1] [2] In humans, the most important compounds in this group are vitamin ...

  3. Vitamin D deficiency - Wikipedia

    en.wikipedia.org/wiki/Vitamin_d_deficiency

    Vitamin D deficiency is typically diagnosed by measuring the concentration of the 25-hydroxyvitamin D in the blood, which is the most accurate measure of stores of vitamin D in the body. One nanogram per millilitre (1 ng/mL) is equivalent to 2.5 ...

  4. Vitamin deficiency - Wikipedia

    en.wikipedia.org/wiki/Vitamin_deficiency

    Vitamin D deficiency is a known cause of rickets, and has been linked to numerous other health problems. [41] [42] Vitamin E deficiency is rare, occurring as a consequence of abnormalities in dietary fat absorption or metabolism, such as a ...

    • Avitaminosis, hypovitaminosis
  5. 25-Hydroxyvitamin D 1-alpha-hydroxylase - Wikipedia

    en.wikipedia.org/wiki/25-Hydroxyvitamin_D3_1-alpha-hydroxylase

    25-Hydroxyvitamin D 1-alpha-hydroxylase (VD 1A hydroxylase) also known as cytochrome p450 27B1 (CYP27B1) or simply 1-alpha-hydroxylase is a cytochrome P450 enzyme that in humans is encoded by the CYP27B1 gene. VD 1A hydroxylase is located in the ...

  6. Calcifediol - Wikipedia

    en.wikipedia.org/wiki/Calcifediol

    Calcifediol, also known as calcidiol, 25-hydroxycholecalciferol, or 25-hydroxyvitamin D3 (abbreviated 25(OH)D3),[1] is a prehormone which is produced in the liver by hydroxylation of vitamin D3 (cholecalciferol) by the enzyme cholecalciferol ...

  7. Cyclohexane - Wikipedia

    en.wikipedia.org/wiki/Cyclohexane

    Cyclohexane is a cycloalkane with the molecular formula C6H12. Cyclohexane is non-polar. Cyclohexane is a colourless, flammable liquid with a distinctive detergent-like odor, reminiscent of cleaning products (in which it is sometimes used). ...

  8. Nicotinamide mononucleotide - Wikipedia

    en.wikipedia.org/wiki/Nicotinamide_mononucleotide

    Nicotinamide mononucleotide ("NMN" and "β-NMN") is a nucleotide derived from ribose and nicotinamide.[1] Like nicotinamide riboside, NMN is a derivative of niacin, and humans have enzymes that can use NMN to generate ...

  9. Collagen - Wikipedia

    en.wikipedia.org/wiki/Collagen

    Collagen (/ ˈ k ɒ l ə dʒ ɪ n /) is the main structural protein in the extracellular matrix found in the body's various connective tissues.As the main component of connective tissue, it is the most abundant protein in mammals, making up from ...

  10. Vitamin A - Wikipedia

    en.wikipedia.org/wiki/Vitamin_A

    Vitamin A is a group of unsaturated nutritional organic compounds that includes retinol, retinal, and several provitamin A carotenoids (most notably beta-carotene). Vitamin A has multiple functions: it is important for growth and development, ...

  11. P-ANCA - Wikipedia

    en.wikipedia.org/wiki/P-ANCA

    p-ANCA, or MPO-ANCA, or perinuclear anti-neutrophil cytoplasmic antibodies, are antibodies that stain the material around the nucleus of a neutrophil. They are a special class of anti-neutrophil cytoplasmic antibodies. This pattern occurs ...

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