6507
In this case , the third alpha 1 , 3 - fucosyltransferase FUT9 played an important role because leukocyte adhesion was reduced by 50 - 60 % in FUT9 - HL - 60 , 70 - 80 % in dual knockdown FUT7 ( - ) 9 ( - ) cells , and ~ 85 % in FUT4 ( - ) 7 ( - ) 9 ( - ) triple knockdowns .
 None
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 None