12616
This study is the first to demonstrate in canines the ability of silica - lipid hybrid ( SLH ) microparticles to enhance the bioavailability and efficacy of a poorly water - soluble drug after oral administration .
 Chemical: silica
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: silica