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Figure 3: Representative images for the expression of autophagy-associated proteins in primary lung cancer. (a) LC3A protein expression in lung adenocarcinoma (ADC). (b) LC3A protein expression in lung squamous cell carcinoma (SCC). (c) LC3B protein expression in lung ADC. (d) LC3B protein expression in lung SCC. (e) Beclin-1 protein expression in lung ADC. (f) Beclin-1 expression in lung SCC.