17690
On ultrafiltration of the cytosol through a 3 kDa filter , the reducing activity in the retentate was lost but was largely restored by NADPH .
 Chemical: NADPH
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: NADPH