10470
Therefore, while the total plasma sialyltransferase : cortisol ratio reflects HPA axis function , alterations in specific isozyme activity may also be associated with other CNS disease states .
 sialyltransferase, plasma sialyltransferase
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:
 sialyltransferase, plasma sialyltransferase