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. Author manuscript; available in PMC: 2018 Jul 23.
Published in final edited form as: Gastrointest Endosc Clin N Am. 2017 Apr 4;27(3):379–396. doi: 10.1016/j.giec.2017.02.002

Fig. 2. Use of the Cytosponge™ test.

Fig. 2

(A) Expanded Cytosponge (left) and Cytosponge embedded in gelatine capsule (right). (B) The Cytosponge compared to paracetamol capsules in the palm of a hand. (C) The Cytosponge is swallowed and the gelatin capsule dissolves in the stomach within 5 minutes. (D) The Cytosponge is retrieved by a nurse collecting cells as it is pulled up. (E) Immunohistochemical images (20x magnification) illustrating TFF3-positive staining in cells collected with the Cytosponge.