My off-the-wall two cents worth: Might the brain be isolated from the immune
system because something akin to the immune machinery is involved in normal
brain function; for instance, antibody selection and clonal establishment are
analogous to learning and memory, no? Kick it around. Jim M
--
===============================================================================
Jim Mensch : j-mensch at uchicago.edumenche at biovax.uchicago.edu
===============================================================================