5429
Mutant BRCA1 has no effect on growth of breast cancer cells ; ovarian cancer cell growth is not affected by BRCA1 mutations in the 5 portion of the gene , but is inhibited by 3 BRCA1 mutations .
 breast cancer, ovarian cancer
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Disease 
Text: {0} 
Answer:
 breast cancer, ovarian cancer