7281
Northern blotting showed that MDMX , like MDM2 , is expressed in all tissues tested , and that several mRNAs for MDMX can be detected .
 GENE: MDMX; GENE: MDM2; GENE: MDMX
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
 Entities: MDMX, MDM2, MDMX 
Answer:
 GENE: MDMX; GENE: MDM2; GENE: MDMX