On Sat, 5 Sep 1998, S.B. Feldman wrote:

> In a message dated 9/4/98 3:00:40 PM EST, [log in to unmask]
> writes:
>
> <<  Some cells, such as the cells in fast-twitch muscle fiber
>  and certain brain cells, have to have glucose, so these would
>  need adequate B1 to use it.  In short, the B1 requirement may
>  depend upon whether or not one is in ketosis. >>
> Tissue slice studies have shown that ketone bodies are utilized preferentially
> to glucose, I have heard Atkins say this on several occasions, specifically to
> address this glucose and the brain claim.

I believe this is correct for most of the brain tissue.  I have
read, however, that there are some parts of the brain that
continue to require glucose.  Lyle McDonald on lowcarb could
probably supply a reference.

Todd Moody
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