5162
Cytosolic extracts from a variety of mammalian cell lines ( monkey Cos7 , several mouse fibrosarcomas and human HeLa S3 ) demonstrated similar TGF - beta 1 dependent RNA - protein band shifts as cell extract from BALB / c 3T3 mouse fibroblasts .
 TGF - beta 1
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: GENE 
Text: {0} 
Answer:
 TGF - beta 1