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Our findings suggest that although not statistically significant , higher frequencies of CTLA - 4 gene - 318CT genotype , T allele , and - 318T / + 49A haplotype in FMF patients may be related to the non - autoimmune pathogenesis of FMF .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
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