In article <Ct3B5B.DI7 at news.cis.umn.edu>,
Shiv A. Prasad (MicroBio) <shiv at hiv.med.umn.edu> wrote:
>Clonal deletion in the thymus may play the major role in self-nonself
>discrimination by limiting the number of potentially autoreactive T cells
>that are exported to the periphery.
More on the same theme.. Janeway's minireview in Immunity (1994),
1:3-6. Thymic Selection: Two Pathways to Life and Two to Death.
GC
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