26359
Through media transfer experiments , we uncovered two distinct mechanisms for Erk activation by mutant TRPC6 , a cell autonomous , EGFR - independent mechanism and a cell non - autonomous mechanism involving metalloprotease - mediated release of a presumed EGFR ligand .
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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:
 None