1959
In the present study , we show that SRm160 / 300 is required for a purine - rich ESE to promote the splicing of a pre - mRNA derived from the Drosophila doublesex gene .
 GENE: SRm160 / 300; GENE: ESE; GENE: Drosophila doublesex 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: SRm160 / 300; GENE: ESE; GENE: Drosophila doublesex gene