2774
Glyco - nanoparticles , due to their versatile nature , could offer a platform for the design of carbohydrate - based vaccines and possibly allow the development of new single - dose vaccines in disease areas of unmet need .
 Chemical: carbohydrate
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: carbohydrate