4459
Altogether , our results suggest that a high dose of glucosamine may inhibit cell proliferation through apoptosis and disturb cell cycle progression with a halt at G ( 0 ) / G ( 1 ) phase , and that this occurs , at least in part , by a reduction in Rb phosphorylation together with modulation of p21 , p53 and HO - 1 expression , and nuclear p21 accumulation .
 Chemical: glucosamine
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: glucosamine