17179
Structural modification of rice and barley starches with Neisseria polysaccharea amylosucrase ( NpAS ) was conducted , and relationship between structural characteristics and resistant starch ( RS ) contents of NpAS - treated starches was investigated .
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Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities:  
Answer:
 None