4325
The developed sandwich ELISA showed 22 . 6 - 99 . 0 % reactivity ( based on the reactivity to Pacific mackerel parvalbumin ) to parvalbumins from various species of fish .
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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:
 None