287
Somatic PTEN deletions and mutations were observed in sporadic breast , brain , prostate and kidney cancer cell lines and in several primary tumours such as endometrial carcinomas , malignant melanoma and thyroid tumours .
 Disease: sporadic breast , brain , prostate and kidney cancer; Disease: tumours; Disease: endometrial carcinomas; Disease: malignant melanoma; Disease: thyroid tumours
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: sporadic breast , brain , prostate and kidney cancer; Disease: tumours; Disease: endometrial carcinomas; Disease: malignant melanoma; Disease: thyroid tumours