26823
The efficiency of strand cleavage action of ApeI enzyme on the abasic sites was determined by denaturing PAGE after timed incubation of the oligomer duplex and the oligomer - plasmid conjugate in presence and absence of spermidine .
 Chemical: spermidine
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: spermidine