11870
During inflammatory reactions , many oxidative species are produced, one of which is hypochlorous acid ( HOCl ), which is responsible for the microbicidal effects of activated human polymorphonuclear leukocytes .
 human polymorphonuclear leukocytes
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
Answer:
 human polymorphonuclear leukocytes