1586
Growth arrest is reversible for G1/G0 cells as indicated by the sequential accumulation and modification of cell cycle regulating proteins .
 cell type: G1/G0 cells; protein: cell cycle regulating proteins
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: G1/G0 cells, cell cycle regulating proteins 
Answer:
 cell type: G1/G0 cells; protein: cell cycle regulating proteins