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Chronic inflammation plays a key role in diabetic nephropathy (DN), yet the impact of tertiary lymphoid structures (TLSs) on disease progression remains poorly understood. This study explored the relationship between TLS maturity and renal outcomes in patients with DN. This study included 117 biopsy-confirmed DN patients from the First Affiliated Hospital of Fujian Medical University. Patients were grouped based on TLS maturity, as determined by immunohistochemical staining. Clinical, laboratory, and pathological data were gathered, and Cox regression models were applied to assess renal outcome risk factors. Kaplan-Meier curves were constructed to compare renal survival among groups. A web-based model integrating TLS maturity, urinary albumin-to-creatinine ratio (UACR), and renal pathology classification was developed. Mature TLSs were associated with worse renal prognosis, with greater disease progression in the TLS+ group (75.4% vs. 53.3%, = 0.006). Multivariate Cox regression analysis identified TLS maturity (HR = 1.819, 95% CI: 1.144-2.893, = 0.011), DN glomerular classification (HR = 1.511, 95% CI: 1.057-2.160, = 0.024), and UACR (HR = 1.121, 95% CI: 1.038-1.210, = 0.004) as independent risk factors. The dynamic nomogram demonstrated strong predictive performance. TLS maturity independently predicts renal function decline in DN and may support personalized risk assessment through a web-based model.
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http://dx.doi.org/10.1155/jdr/6916580 | DOI Listing |
Mol Carcinog
September 2025
Department of Urology, Shanghai Ninth People's Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai, China.
B cells located in tertiary lymphoid structures (TLSs) may undergo clonal expansion, somatic hypermutation, isotype switching, and tumor-specific antibody production, suggesting that antibody-producing plasma cells may be involved in antitumor immunity. This study used a combination of single-cell sequencing (five samples from our center, and four samples from PRJNA662018) and spatial transcriptome (one sample from our center, and four samples from GSE169379) research methods to investigate the relationship between TLSs and the immunoglobulin repertoire in muscle invasive bladder cancer (MIBC). 405 patients with MIBC from TCGA and 348 patients with metastatic urothelial carcinoma on PD-L1 inhibitor treatment from the IMvigor210 trial were included in this study.
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September 2025
Department of Pathology, Shandong Cancer Hospital and Institute, Shandong First Medical University and Shandong Academy of Medical Sciences, Jinan, China.
Background: Tertiary lymphoid structures (TLSs) are linked to prognosis in esophageal squamous cell carcinoma (ESCC), but whether the distribution, abundance, and maturity of TLSs affect therapeutic efficacy and prognosis in ESCC treated with neoadjuvant chemoradiotherapy plus immunotherapy (NRCI) remains unclear. We explored TLS characteristics and correlated them with patient survival.
Methods: A total of 157 resectable ESCC patients treated with neoadjuvant therapy between September 2020 and May 2023 were divided into NRCI (n=49) and neoadjuvant chemoimmunotherapy (NCI, n=108) groups.
Nat Immunol
September 2025
Cancer and Blood Disorders Institute, Institute for Fundamental Biomedical Research, and Department of Surgery, Johns Hopkins All Children's Hospital, and Department of Orthopaedic Surgery, Johns Hopkins University School of Medicine, St. Petersburg, FL, USA.
B cell-rich tertiary lymphoid structures (TLS) are associated with favorable prognosis and positive response to immunotherapy in cancer. Here we show that simultaneous activation of innate immune effectors, STING and lymphotoxin-β receptor (LTβR), results in CD8 T cell-dependent tumor suppression while inducing high endothelial venule development and germinal center-like B cell responses in tumors to generate functional TLS in a T cell-dependent manner. In a neoadjuvant setting, activation of STING and LTβR by their agonists effectively immunized mice against tumor recurrence, leading to long-term survival.
View Article and Find Full Text PDFGut
August 2025
Department of Biomedical Sciences, Humanitas University, Pieve Emanuele (MI), Italy
Background: Intrahepatic cholangiocarcinoma (iCCA) is a highly aggressive biliary tract cancer with a poor prognosis and a complex tumour microenvironment (TME) that remains poorly understood.
Objective: This study aimed to investigate the phenotypic and molecular characteristics of B lymphocytes, their interactions with the TME and their prognostic implications.
Design: B-cell compartments in the tumour, peritumour, and peripheral blood of iCCA patients were analysed using multimodal single-cell technologies.
Cancer Control
August 2025
Cellular and Molecular Biology Laboratory, Zhoushan Hospital, Wenzhou Medical University, Zhoushan, Zhejiang, China.
IntroductionTertiary lymphoid structures (TLSs) have been associated with the prognosis of various solid tumors. However, the association between TLSs and the prognosis of invasive lung adenocarcinoma (IAC) remains unclear in terms of location, density, and maturity.MethodsWe retrospectively reviewed the clinicopathological characteristics of 750 patients with IAC.
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