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Given a rapid induction of Egr - 1 on stimulation with growth factors or injury , these findings may represent at least one of the molecular mechanisms underlying phenotypic modulation of smooth muscles after vascular injury .
 GENE: Egr - 1
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: Egr - 1