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The cell cycle-dependent transcription factor , E2F-1 , regulates the cyclin -like species of the DNA repair enzyme uracil-DNA glycosylase ( UDG ) gene in human osteosarcoma ( Saos-2 ) cells .
 DNA: uracil-DNA glycosylase ( UDG ) gene; cell line: Saos-2; protein: DNA repair enzyme; protein: E2F-1; protein: uracil-DNA glycosylase; protein: UDG; cell line: human osteosarcoma ( Saos-2 ) cells; protein: cyclin; protein: cell cycle-dependent transcription factor
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
 Entities: uracil-DNA glycosylase ( UDG ) gene, Saos-2, DNA repair enzyme, E2F-1, uracil-DNA glycosylase, UDG, human osteosarcoma ( Saos-2 ) cells, cyclin, cell cycle-dependent transcription factor 
Answer:
 DNA: uracil-DNA glycosylase ( UDG ) gene; cell line: Saos-2; protein: DNA repair enzyme; protein: E2F-1; protein: uracil-DNA glycosylase; protein: UDG; cell line: human osteosarcoma ( Saos-2 ) cells; protein: cyclin; protein: cell cycle-dependent transcription factor