1948
Comparison between RNA / DNA sequence of viral oncogenes and normal human genome of non - transformed cells revealed high sequence similarities in specific genomic areas , which were named cellular proto - oncogens .
 Anatomy: cells; Anatomy: cellular
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Anatomy 
Text: {0} 
Answer:
 Anatomy: cells; Anatomy: cellular