>> 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.)
>
How can one know if a specific "foreign " protein is activating one immune
system.
could Ray explain to us how this idea came about.?
what kind of immune system activation occur?
Where can i get information about it?
thanks
Jean-claude