13033
Because three PGIP genes acted similarily in conferring resistance to infection by P . capsici , and because individually purified proteins showed consistent inhibition against PG activity of both pathogens , CaPGIP1 was selected for manipulating transgenic tobacco .
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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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