منابع مشابه
Why is the fetal allograft not rejected?
In viviparous species, the conceptus must be protected from a potentially hostile maternal immune system. The major histocompatibility complex (MHC) is a genetic region that encodes MHC class I and class II proteins, which present peptide antigens to T lymphocytes and induce graft rejection. The MHC, class II proteins are only expressed on professional, antigen-presenting cells. However, classi...
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ژورنال
عنوان ژورنال: Nature
سال: 1989
ISSN: 0028-0836,1476-4687
DOI: 10.1038/340007b0