1298
Dominant - negative upf1 mutations were isolated following in vitro mutagenesis of a plasmid containing the UPF1 gene .
 GENE: upf1; GENE: UPF1 gene
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
Answer:
 GENE: upf1; GENE: UPF1 gene