11871
In this study , we evaluated the utility of glutamate dehydrogenase ( GLDH ) , purine nucleoside phosphorylase ( PNP ) , malate dehydrogenase ( MDH ) , and paraxonase 1 ( PON1 ) as indicators of liver injury in cohorts of human subjects , including healthy subjects across age and gender , subjects with a variety of liver impairments , and several cases of acetaminophen poisoning .
 Chemical: glutamate; Chemical: purine nucleoside; Chemical: malate; Chemical: acetaminophen
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: glutamate; Chemical: purine nucleoside; Chemical: malate; Chemical: acetaminophen