11823
Indeed , LP 12 treatment prevented NMDA - induced neurotoxicity and this effect was dependent on PDGF beta receptor kinase activity .
 Chemical: LP 12; Chemical: NMDA
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: LP 12; Chemical: NMDA