21978
Biphasic vesicles , a novel nanostructured lipid - based delivery system show potential for topical application of interferon alpha ( IFN alpha ) for the treatment of human papillomavirus ( HPV ) infections ( anogenital warts ) .
 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