No abstract available
MeSH terms
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Animals
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Bone Marrow Transplantation / immunology*
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Heart Transplantation / immunology*
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Histocompatibility Antigens Class II / immunology*
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Rats
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Rats, Inbred Lew
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Transplantation Chimera / immunology*
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Transplantation Tolerance*
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Transplantation, Homologous
Substances
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Histocompatibility Antigens Class II