2694
The accuracy of this prediction and extrapolation of the findings based on human or animal in vitro systems to the findings that occur in vivo is dependent on both the quality of the tissue itself and the quality of the in vitro system .
 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