8
In contrast , no mutations were detected in the p53 gene , suggesting that this tumour suppressor is not frequently altered in this leukaemia .
 Disease: tumour; Disease: leukaemia
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Disease 
Text: {0} 
Answer:
 Disease: tumour; Disease: leukaemia