5525
Common features of GBMs include fast cell proliferation , invasion into normal brain parenchyma , hypoxia , high angiogenic - and immunosuppressive activity , characteristics that all have been linked to activation of the TGF - beta pathway .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
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