Fig. 7From: Identification and validation a TGF-β-associated long non-coding RNA of head and neck squamous cell carcinoma by bioinformatics methodEPB41L4A-AS2 inhibits the TGFBR1/SMAD2/SMAD3 axis. a Western blot analysis to detect the expression of TGFBR1, Smad2, p-Smad2, Smad3, p-Smad3, Snail and β-actin. b The relative protein expression levels were represented as columns. c–e A negative correlation was found between EPB41L4A-AS2 and TGFBR1 or Snail1/2. * p < 0.05 and ** p < 0.01Back to article page