4554
E1A + cHa - ras transformed rat embryo fibroblast cells are characterized by high and constitutive DNA binding activities of AP - 1 dimers with significantly altered composition .
 GENE: E1A; GENE: cHa - ras; GENE: AP - 1 dimers
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: E1A; GENE: cHa - ras; GENE: AP - 1 dimers