11942
In summary , the LPS - aerosol dose delivered by nose - only exposure over 6 h was equally potent as the 2 - times higher LPS - IT bolus dose on post - LPS day 1 with somewhat faster recovery thereafter .
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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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