12551
Out of the three excipients tested , trehalose was found to be the most efficient in protecting the phages from temperature and shear stress throughout the spray drying process .
 Chemical: trehalose
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: trehalose