5382
We show that stimulation with a synthetic ceramide analog results in JNK activation as well as apoptosis , suggesting ceramide release occurs proximal to JNK activation in Fas signaling .
 Fas, JNK, JNK
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:
 Fas, JNK, JNK