3669
For permeability studies , the Caco - 2 model was adapted to physiological conditions by the addition of bovine serum albumin ( BSA ) to the basolateral side and the use of modified fasted state simulated intestinal fluid ( FaSSIF ) on the apical side .
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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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