3342
Organic extracts from a control standard soil ( Lufa 2 . 2 ) had negligible effects on expression of these genes , and similarly several pesticides had little effect on the expression of a constitutive myo - 3 : : GFP transgene .
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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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