CTLA4 in multiple sclerosis.: Lack of genetic association in a European Caucasian population but evidence of interaction with HLA-DR2 among Shanghai Chinese

In the present study we searched for an association between multiple sclerosis (MS) and the gene encoding the cytotoxic T lymphocyte antigen 4 (CTLA4). Our experimental approach involved amplification of DNA fragments of the promoter and exon 1 of this gene containing single nucleotide polymorphisms...

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