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. 2012 Dec 7;7(12):e51303. doi: 10.1371/journal.pone.0051303

Figure 2. Immunohistochemistry for keratin in open TMs of WT (A), tPA−/− (B) and uPA−/− (C) mice at day 9 after perforation.

Figure 2

Arrows indicate the keratin spurs. Scale bar, 200 µm. EEC, external ear canal; MEC, middle ear cavity; TM, tympanic membrane.