Re: Selenium deficiency appears to affect zinc metabolism!

Matti Narkia wrote:
: On Sun, 28 May 2006 14:01:49 +0300, Matti Narkia <mna@xxxxxxxx> wrote:
:
:: On Sat, 27 May 2006 14:24:12 +0300, "Juhana Harju"
:: <shantigiriorama@xxxxxxxxx> wrote:
::
::: Alf Christophersen wrote:
:::: On Sat, 27 May 2006 07:20:44 +0300, "Juhana Harju"
:::: <shantigiriorama@xxxxxxxxx> wrote:
::::
:::::
:::::: I say just eat some Brazil nuts.
:::::
::::: 1 to 2 Brazil nuts daily is enough.
::::
:::: Depends highly on where produced.
::::
:::: There are brazil nuts around totally devoid of it, and brazil nuts
:::: toxic at levels of 20 a time.
:::
::: My suggestion was based to the average content of selenium in
::: brazil nuts. I have read about variation in them but not as large
::: as you claim. Have you got any refences?
::
:: The study
::
:: Chang JC, Gutenmann WH, Reid CM, Lisk DJ.
:: Selenium content of Brazil nuts from two geographic locations in
:: Brazil.
:: Chemosphere. 1995 Feb;30(4):801-2.
:: PMID: 7889353 [PubMed - indexed for MEDLINE]
::
<http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?cmd=Retrieve&db=pubmed&dopt=Abstract&list_uids=7889353>
::
:: reports 12 times difference in the _average_ selenium content between
:: Brazil nuts from two different regions in Brazil. When you look at
:: the standard deviations, it seems that much larger than 20 times
:: difference is possible between individual nuts.
:
: Brazil nut selenium ppm ranges in these two regions were 0.03-31.7 and
: 1.25-512.0, which suggest that Brazil nut selenium concentration may
: vary by factor of over 17000 not only 20!

OK, I got it. The point made by Alf is proven.

--
Juhana


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