13094
Thus , high circulating levels of vitamin B6 , as such or as they reflected reduced amounts of circulating homocysteine , have been associated with improved disease outcome in patients bearing a wide range of hematological and solid neoplasms .
 vitamin B6, homocysteine
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
 vitamin B6, homocysteine