3573
C4 , C5 , properdin , and C3b - INA and hemolytic activities of complement components C1 to C9 except C3 were normal or elevated ; total hemolytic complement activity was 13 % of normal and was reconstituted by purified C3 .
 None
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Disease 
Text: {0} 
Answer:
 None