26073
The majority ( 63 . 6 % ) of such candidate functional variants at platelet quantitative trait loci ( QTLs ) coincided with binding sites of five transcription factors key in regulating megakaryopoiesis .
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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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