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The HRAS1 variable number of tandem repeats ( VNTR ) polymorphism , located 1 kilobase ( kb ) downstream of the HRAS1 proto - oncogene ( chromosome 11p15 . 5 ) is one possible genetic modifier of cancer penetrance .
 Disease: 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: cancer