PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 34002012-10 2021 When cells were treated with metformin (an AMPK activator), the CRBN-induced activation of SMAD3 and upregulation of alpha-SMA and collagen expression were significantly suppressed, suggesting that increased TGF-beta1-induced activation of SMAD3 via CRBN overexpression is associated with AMPKalpha1 inactivation. Metformin 29-38 actin alpha 2, smooth muscle, aorta Mus musculus 117-126