10257
This result implies that development of anti- E. chaffeensis antibody in patients can result in the production of major proinflammatory cytokines , which may play an important role in the pathophysiology of ehrlichiosis and immune responses to it.
 major proinflammatory cytokines, anti- E. chaffeensis antibody
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:
 major proinflammatory cytokines, anti- E. chaffeensis antibody