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Vitamin A assessment by the isotope-dilution technique: good news from Guatemala
Vitamin A isotope-dilution technique
2016/5/30
Unlike many vitamins, vitamin A is absorbed fairly well, is stored efficiently in the liver as well as in other organs, is recycled extensively within the body, and is catabolized irreversibly in heal...
Traceable Amino Acid Analyses of Proteins and Peptides by Isotope-Dilution Mass Spectrometry Using Precolumn Derivatization Reagent
Traceable Amino Acid Analyses Proteins and Peptides Isotope-Dilution Mass Spectrometry
2010/9/17
We have developed an accurate and traceable quantitation method of proteins and peptides by isotope-dilution mass spectrometry with the precolumn derivatization for hydrolyzed amino acid. This method ...
Carotene-rich plant foods ingested with minimal dietary fat enhance the total-body vitamin A pool size in Filipino schoolchildren as assessed by stable-isotope-dilution methodology
Vitamin A deuterated-retinol dilution stable-isotope dilution retinol plant carotenoids ß -carotene bioavailability
2008/12/12
Background:Strategies for improving the vitamin A status of vulnerable populations are needed.Objective:We studied the influence of the amounts of dietary fat on the effectiveness of carotene-rich pla...
Use of a short-term isotope-dilution method for determining the vitamin A status of children
Deuterated vitamin A retinol enrichment total-body vitamin A stores Chinese children stable isotope
2016/12/19
Background: After a dose of labeled vitamin A is given to humans for estimating body stores of vitamin A, blood is customarily drawn at pseudo-equilibration times ranging from 11 to 26 d.Objectiv...