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. 2022 Sep 2;11(17):5196. doi: 10.3390/jcm11175196

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© 2022 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).

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Representative photomicrographs of immunohistochemical staining for CD44, MMP-2, and MMP-9 in chromophobe renal cell carcinoma (IHC, ×400). (A) Weak staining intensity for CD44, (B) intermediate staining intensity for CD44, (C) strong intensity for CD44, (D) Weak staining intensity for MMP-2, (E) intermediate staining intensity for MMP-2, (F) strong intensity for MMP-2, (G) Weak staining intensity for MMP-9, (H) intermediate staining intensity for MMP-9.