27310
Improved sequencing technologies and the ongoing whole - genome sequence analyses of helminths , protozoa , and ectoparasites also currently serve as a basis for an RV strategy to produce new potential vaccines against eukaryotic pathogens .
 None
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
 None