1990
These results suggest that point mutations in p53 and ras are not associated with pituitary tumorigenesis , however , point mutations of the H - ras gene may be important in the formation and or growth of pituitary metastases .
 Anatomy: pituitary; Anatomy: pituitary metastases
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Anatomy 
Text: {0} 
Answer:
 Anatomy: pituitary; Anatomy: pituitary metastases