93337
It has been shown that the increased risk of breast and uterine cancers is associated with ERα activation and that ERβ blocks the growth promoting effects on breast cancer cells .
 breast cancer
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 breast cancer