11935
Measurements were made 1 , 3 , 7 , and 14 days after IT instillation ( 5 mg LPS / kg body weight ) or 6 - hour directed - flow nose - only inhalation exposure to respirable LPS - aerosol at 100 mg / m ( 3 ) ( thoracic dose : 2 . 6 mgLPS / kg body weight ) .
 None
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