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We show here that NIH3T3 cells acquire tumorigenic ability in nude mice and make colonies in soft agar with a viral LTR ( Long Terminal Repeat ) - driven artificial expression of the eph gene to a high level .
 Anatomy: NIH3T3 cells; Anatomy: colonies; Anatomy: LTR; Anatomy: Long Terminal Repeat
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Anatomy 
Text: {0} 
 Entities: NIH3T3 cells, colonies, LTR, Long Terminal Repeat 
Answer:
 Anatomy: NIH3T3 cells; Anatomy: colonies; Anatomy: LTR; Anatomy: Long Terminal Repeat