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. 2022 Mar 5;11(5):1429. doi: 10.3390/jcm11051429

Figure 1.

Figure 1

Tissue staining of two patients with transformation. (A) H&E stained section of acinar-type adenocarcinoma grade 2, initial diagnosis, H&E ×200 (Patient 9). (B) Acinar-type adenocarcinoma, TTF1 stain ×200. (C) H&E section, small cell transformation to liver ×200. (D) Small cell transformation to liver, synaptophysin stain, ×200. (E) H&E stained section of solid-type adenocarcinoma grade 3, initial diagnosis, H&E ×200 (Patient 7). (F) Solid-type adenocarcinoma, TTF1 stain ×200. (G) H&E section, small cell transformation to liver ×200. (H) Small cell transformation to liver, synaptophysin stain ×200.