24337
Expression profiling of SAMDC genes showed considerable decrease in transcripts of SAMDC1 ( 5 - 8 fold ) and SAMDC2 and SAMDC3 ( 2 - 3 fold ) in the anthers of RNAi plants .
 None
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