On Thu, 20 May 1999, S.B. Feldman wrote:
> Coud someone please give the exact definition of "foreign" when used in the
> "foreign protein theory" --- Thanks.
I don't think we have an "exact" definition, but the general idea
is that a protein is foreign, or "alien" (see Neanderthin, p. 20)
if its presence activates the immune system. It is not specified
how or where this activation occurs (i.e., in the gut, in the
blood, etc.)
Todd Moody
[log in to unmask]