6061
We aimed at investigating the effects of sulfite - induced lipid peroxidation and apoptosis mediated by secretory phospholipase A2 ( sPLA2 ) on somatosensory evoked potentials ( SEP ) alterations in rats .
 sulfite
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
 sulfite