1522
Gel mobility shift assays using a synthetic E6 motif detected a B - cell - specific complex in addition to a ubiquitous band found also in T cells and HeLa cells .
 GENE: E6 motif
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: E6 motif 
Answer:
 GENE: E6 motif