A photometric determination of vitamin D in presence of vitamin A.
1958
M SCHMALL, and
B SENKOWSKI, and
R COLARUSSO, and
E G WOLLISH, and
E G SHAFER
UI
MeSH Term
Description
Entries
D010783
Photometry
Measurement of the various properties of light.
Photometries
D002776
Cholestanes
Derivatives of the saturated steroid cholestane with methyl groups at C-18 and C-19 and an iso-octyl side chain at C-17.
D014801
Vitamin A
Retinol and derivatives of retinol that play an essential role in metabolic functioning of the retina, the growth of and differentiation of epithelial tissue, the growth of bone, reproduction, and the immune response. Dietary vitamin A is derived from a variety of CAROTENOIDS found in plants. It is enriched in the liver, egg yolks, and the fat component of dairy products.
Retinol,11-cis-Retinol,3,7-dimethyl-9-(2,6,6-trimethyl-1-cyclohexen-1-yl)-2,4,6,8-nonatetraen-1-ol, (all-E)-Isomer,All-Trans-Retinol,Aquasol A,Vitamin A1,All Trans Retinol
D014807
Vitamin D
A vitamin that includes both CHOLECALCIFEROLS and ERGOCALCIFEROLS, which have the common effect of preventing or curing RICKETS in animals. It can also be viewed as a hormone since it can be formed in SKIN by action of ULTRAVIOLET RAYS upon the precursors, 7-dehydrocholesterol and ERGOSTEROL, and acts on VITAMIN D RECEPTORS to regulate CALCIUM in opposition to PARATHYROID HORMONE.
D014815
Vitamins
Organic substances that are required in small amounts for maintenance and growth, but which cannot be manufactured by the human body.
Vitamin
Related Publications
M SCHMALL, and
B SENKOWSKI, and
R COLARUSSO, and
E G WOLLISH, and
E G SHAFER