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. 2023 May 22;18(5):e0284626. doi: 10.1371/journal.pone.0284626

Fig 1. The otic bulla was exposed via postauricular incision, and a tiny hole was made to visualize the round-window membrane (arrow) and stapedial artery (asterisk).

Fig 1

Poloxamer 407 (P407) solution with or without LiCl was delivered to the round-window. ABR; auditory brainstem response, RW; round-window, WB; western blot.