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Retrospective Study
Copyright: ©Author(s) 2026.
World J Gastroenterol. Jun 14, 2026; 32(22): 117417
Published online Jun 14, 2026. doi: 10.3748/wjg.v32.i22.117417
Figure 4
Figure 4 Assessment of tertiary lymphoid structures and their prognostic value stratified by human epidermal growth factor receptor 2 status. A: Hematoxylin and eosin staining showing the histopathological structure of tertiary lymphoid structures (TLS); B: Immunohistochemistry (IHC) staining for CD20 within the TLS; C: IHC staining for CD21; D: IHC staining for CD4; E: IHC staining for CD8; F: Correlation analysis between TLS abundance (TLS score) and human epidermal growth factor receptor 2 (HER2) expression; G: Forest plot showing subgroup survival analysis comparing overall survival between HER2-positive and HER2-negative patients across clinicopathological factors.


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