17295
In " Escherichia coli " , the osmoregulatory EnvZ / OmpR two-component system controls the differential expression of the outer membrane porin proteins OmpF and OmpC .
 Escherichia coli
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
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Text: {0} 
Answer:
 Escherichia coli