717
However , our data suggest that the Arg356 allele may have a different genotype distribution in breast cancer patients from that in controls ( Arg356 homozygotes are more frequent in the control groups , P = 0 . 01 ) , indicating that it may be protective against breast cancer .
 Disease: breast cancer; Disease: breast cancer
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: breast cancer; Disease: breast cancer