4907
Joint ultrasonography demonstrating thickening of synoviae and tendons has become a useful non - invasive diagnostic tool , although it is not specific for beta 2 - M amyloidosis , and results depend on observer experience .
 GENE: beta 2 - M
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
Answer:
 GENE: beta 2 - M