“Woah! It's like Spotify but for academic articles.”

Instant Access to Thousands of Journals for just $40/month

Get 2 Weeks Free

cit-title-group

cit-title-group

Abstract

Downloaded from jn.nutritn.org by guest on January 17, 2011 Determining the value of foods as a source of niacin is complicated by dietary trypto phan being a second and variable source of niacin activity depending on the amino acid balance of the whole diet and the hormonal balance of the recipient. A further factor, which is the subject of the present paper, is the indicatn that the availability of the ac tual niacin in varus foods differs widely. It has long been known that a large pro portn of the niacin in cereals remains in chemically bound forms after simple extrac tn procedures at near-neutral pH, and ex periments with rats and some other animal species have indicated that this bound niacin has low or even negligible blogical activity (1, 2). It is the implicatn from a long series of studies by Kodicek and colleagues and by others (3, 4) that measuring just the "free niacin" (i.e., the nicotinic acid and amide) of mild extracts of foods by chromatography would give a better predictn of the blogi cally useful (i.e., available niacin) than do the conventnal analytical methods, which be gin with acid or alkaline digestn so as
Loading next page...
Problems Reading this Article? Report Issue Here
 
/lp/american-society-for-nutrition/cit-title-group-07SOTecyyB

You're reading a free preview. Subscribe to read the entire article.

And millions more from thousands of peer-reviewed journals, for only $40/month.

Get 2 Weeks Free

To be the best researcher, you need access to the best research

  • With DeepDyve, you can stop worrying about how much articles cost, or if it's too much hassle to order — it's all at your fingertips. Your research is important and deserves the top content.
  • Read from thousands of the leading scholarly journals from Springer, Elsevier, Nature, IEEE, Wiley-Blackwell and more.
  • All the latest content is available, no embargo periods.

Stop missing out on the latest updates in your field

  • We’ll send you automatic email updates on the keywords and journals you tell us are most important to you.
  • There is a lot of content out there, so we help you sift through it and stay organized.