3194
Previous studies reported that the Tumor Susceptibility Gene 101 ( TSG101 ) is upregulated in selected human malignancies , and the expression of exogenous Tsg101 was suggested to transform immortalized fibroblasts in culture .
 malignancies, fibroblasts
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Anatomy 
Text: {0} 
Answer:
 malignancies, fibroblasts