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. 2016 Aug 30;11(8):e0160996. doi: 10.1371/journal.pone.0160996

Fig 1. Cytological characteristics of TRU- and non-TRU-type lung adenocarcinoma.

Fig 1

(A) TRU-type adenocarcinoma cells have dome-shaped cytoplasm. (B) TRU-type adenocarcinoma cells are strongly positive for TTF-1. (C) Non-TRU-type adenocarcinoma cells have a flat apical cytoplasm. (D) Non-TRU-type adenocarcinoma cells are negative for TTF-1.