4820
Aggravation of peripheral - blood cytopenia during the first weeks and hypocellularity of bone - marrow aspirates at the end of therapy suggest that low - dose Ara C exerts its main activity by suppression of leukaemic growth , rather than by induction of differentiation in malignant cells .
 None
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
Answer:
 None