10285
Furthermore , the inability to dimerize caused by the silent codon change in Stem 3 of SARS - CoV changed the viral growth kinetics and affected the levels of genomic and subgenomic RNA in infected cells .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 None