9182
Resumption of replication by forks may be necessary but is not sufficient for timely completion of the cell cycle after HU arrest , as depletion of WRN or BLM compromises fork recovery to a similar degree , but only BLM depletion leads to extensive delay of cell division after HU , as well as more pronounced chromatin bridging .
 None
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities:  
Answer:
 None