16530
The entrapment efficiency of fluorescein - isothiocyanate ( FITC ) - dextran as model drug was determined to 50 % with no substantial effect on particle size .
 Chemical: fluorescein - isothiocyanate; Chemical: FITC
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: fluorescein - isothiocyanate; Chemical: FITC