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. 2015 Dec 18;8:800. doi: 10.1186/s13104-015-1762-z

Fig. 1.

Fig. 1

Two representative cases harboring EGFR mutation by mutation-specific antibody against EGFR mutations in both epithelial and sarcomatoid components. a adenocarcinoma component in patient No. 2, ×20; b squamous cell carcinoma component in patient No. 2, ×20; c sarcomatoid component in patient No. 2, ×20; d sarcomatoid component in patient No. 15, ×20