Tumor exosomal RNPEP promotes lung metastasis of liver cancer via inducing cancer‐associated fibroblast activation DOI Creative Commons
Yuankun Chen, Gaofeng Pan,

Yijun Yang

и другие.

Cancer Science, Год журнала: 2024, Номер unknown

Опубликована: Дек. 10, 2024

Cancer-associated fibroblasts (CAFs) are essential players in the tumor microenvironment (TME) due to their roles facilitating progression and metastasis. It is worth noting that high-metastatic hepatocellular carcinoma (HCC) cell-derived exosomes have exhibited ability transform normal into CAFs, which further fosters lung metastasis of low-metastatic HCC cells. Yet, mechanisms underlying this exosome-induced metastatic niche formation poorly explored. In study, secreted protein arginyl aminopeptidase (RNPEP) was highly expressed plasma patients with HCC. addition, cells showed augmented RNPEP expression levels exosomes. These induced obvious CAF-like properties human fibroblast cell line MRC-5, as evidenced by increased CAF marker expression, enhanced migratory ability. More strikingly, secretions from exosome-educated MRC-5 stemness promoted epithelial-mesenchymal transition (EMT) MHCC-97L cells, a line. However, knockdown abated changes described above. Animal studies vivo highlighted pro-tumor pro-metastatic effects exosomal on inducing activation. Furthermore, tumor-derived activation NF-κB signaling critical pathway associated Collectively, these results provide novel insight for its crosstalk CAFs during

Язык: Английский

Detection of Cancer Stem Cells from Patient Samples DOI Creative Commons
Sofia Hakala, Anna Hämäläinen, Sanne Sandelin

и другие.

Cells, Год журнала: 2025, Номер 14(2), С. 148 - 148

Опубликована: Янв. 20, 2025

The existence of cancer stem cells (CSCs) in various tumors has become increasingly clear addition to their prominent role therapy resistance, metastasis, and recurrence. For early diagnosis, disease progression monitoring, targeting, there is a high demand for clinical-grade methods quantitative measurement CSCs from patient samples. Despite years active research, standard not yet reached clinical settings, especially the case solid tumors. This because detecting this plastic heterogeneous population straightforward. review summarizes techniques, highlighting benefits limitations In addition, designed detect based on secreted niche-associated signaling factors are reviewed. Spatial single-cell analyzing tumor tissues noninvasive techniques such as liquid biopsy vivo imaging discussed. Additionally, recently established laboratories, preclinical studies, assays covered. Finally, we discuss characteristics an ideal method look toward future.

Язык: Английский

Процитировано

0

Cancer-associated fibroblasts in hepatocellular carcinoma: heterogeneity, mechanisms and therapeutic targets DOI
Yutong Li, Mawieh Hamad, Eyad Elkord

и другие.

Hepatology International, Год журнала: 2025, Номер unknown

Опубликована: Фев. 20, 2025

Язык: Английский

Процитировано

0

Quantifying and interpreting biologically meaningful spatial signatures within tumor microenvironments DOI Creative Commons
Siyu Jing,

He-qi Wang,

Ping Lin

и другие.

npj Precision Oncology, Год журнала: 2025, Номер 9(1)

Опубликована: Март 11, 2025

The tumor microenvironment (TME) plays a crucial role in orchestrating cell behavior and cancer progression. Recent advances spatial profiling technologies have uncovered novel signatures, including univariate distribution patterns, bivariate relationships, higher-order structures. These signatures the potential to revolutionize mechanism treatment. In this review, we summarize current state of signature research, highlighting computational methods uncover spatially relevant biological significance. We discuss impact these on fundamental biology translational address challenges future research directions.

Язык: Английский

Процитировано

0

Clonorchis sinensis-infected hepatocellular carcinoma exhibits distinct tumor microenvironment and molecular features DOI Creative Commons

Junxian Chen,

Caibiao Wei, Wen‐Cheng Huang

и другие.

Frontiers in Immunology, Год журнала: 2025, Номер 16

Опубликована: Март 17, 2025

Clonorchis sinensis (Cs)-infected hepatocellular carcinoma (HCC) patients have a poorer prognosis than non-Cs-infected HCCs. However, the molecular mechanisms of Cs-infected HCC remain unclear. To address this, this study aims to uncover tumor microenvironment and features that may contribute these poor outcomes. The research involved bulk RNA sequencing paired adjacent tissue samples from 10 Cs + - patients. Differentially expressed genes were identified, followed by enrichment analyses reveal functional changes. Survival analysis top up- down-regulated in tumors was performed using TCGA database. Additionally, clinical data 1,461 retrospectively analyzed assess impact infection on microvascular invasion metastasis rates. In vitro assays also conducted excretory/secretory products (CsESPs) examine their effect cells HUVECs. We identified 785 up-regulated 675 compared tumors, enriched pathways related extracellular matrix remodeling immunosuppression. revealed are associated with prognosis. Clinical showed increased vitro, CsESPs enhanced migration promoted tube formation human umbilical vein endothelial cells. This provides novel insights into landscape underscores infection's role enhancing migration, angiogenesis. findings understanding parasitic infections cancer progression suggest potential prognostic markers for HCC.

Язык: Английский

Процитировано

0

Benign non-immune cells in tumor microenvironment DOI Creative Commons
Shaowen Liu, Chunhui Liu, Yuan He

и другие.

Frontiers in Immunology, Год журнала: 2025, Номер 16

Опубликована: Апрель 3, 2025

The tumor microenvironment (TME) is a highly complex and continuous evolving ecosystem, consisting of diverse array cellular non-cellular components. Among these, benign non-immune cells, including cancer-associated fibroblasts (CAFs), adipocytes, endothelial cells (ECs), pericytes (PCs), Schwann (SCs) others, are crucial factors for development. Benign within the TME interact with both immune cells. These interactions contribute to progression through direct contact indirect communication. Numerous studies have highlighted role that exert on potential tumor-promoting mechanisms via multiple signaling pathways factors. However, these may play different roles across cancer types. Therefore, it important understand based heterogeneity. A deep understanding allows us develop novel therapies by targeting In this review, we will introduce several types according heterogeneity their in TME.

Язык: Английский

Процитировано

0

CAF-derived miR-642a-3p supports migration, invasion, and EMT of hepatocellular carcinoma cells by targeting SERPINE1 DOI Creative Commons
Shuo Zhang, Gang Cao,

Shuijie Shen

и другие.

PeerJ, Год журнала: 2024, Номер 12, С. e18428 - e18428

Опубликована: Ноя. 11, 2024

Background Cancer-associated fibroblasts (CAFs) and hepatocellular carcinoma (HCC) cells interact to promote HCC progression, but the underlying mechanisms remain unclear. Serpin family E member 1 (SERPINE1) has conflicting roles in HCC, microRNAs (miRNAs) are known regulate tumor progression through intercellular communication. Therefore, we investigated potential involvement of miRNA/SERPINE1 axis crosstalk between CAFs cells. Methods In this study, candidate miRNAs targeting SERPINE1 3′ UTR were predicted using multiple miRNA databases. The mRNA expression Huh7 was assessed after co-culture with RT-qPCR. cell proliferation invasion detected siRNA. functions CAF-derived miR-642a-3p/SERPINE1 examined CCK-8, wound healing, transwell assays, western blot, dual-luciferase reporter assays. Moreover, a orthotopic xenograft model used investigate contribution miR-642a-3p knockdown HCC. Results decreased, while increased co-cultured CAFs. enhanced as well expression. overexpression promoted migration, invasion, epithelial-mesenchymal transition (EMT) by SERPINE1, yielded opposite effect. Rescue experiments confirmed that attenuated inhibitory effects on EMT Importantly, suppressed growth liver tumors. Conclusion facilitated cells, suggesting can be therapeutic target for

Язык: Английский

Процитировано

3

The metabolic crosstalk of cancer-associated fibroblasts and tumor cells: Recent advances and future perspectives DOI
Bing Xia, Liqing Qiu, Jing Yue

и другие.

Biochimica et Biophysica Acta (BBA) - Reviews on Cancer, Год журнала: 2024, Номер unknown, С. 189190 - 189190

Опубликована: Сен. 1, 2024

Язык: Английский

Процитировано

1

Tumor exosomal RNPEP promotes lung metastasis of liver cancer via inducing cancer‐associated fibroblast activation DOI Creative Commons
Yuankun Chen, Gaofeng Pan,

Yijun Yang

и другие.

Cancer Science, Год журнала: 2024, Номер unknown

Опубликована: Дек. 10, 2024

Cancer-associated fibroblasts (CAFs) are essential players in the tumor microenvironment (TME) due to their roles facilitating progression and metastasis. It is worth noting that high-metastatic hepatocellular carcinoma (HCC) cell-derived exosomes have exhibited ability transform normal into CAFs, which further fosters lung metastasis of low-metastatic HCC cells. Yet, mechanisms underlying this exosome-induced metastatic niche formation poorly explored. In study, secreted protein arginyl aminopeptidase (RNPEP) was highly expressed plasma patients with HCC. addition, cells showed augmented RNPEP expression levels exosomes. These induced obvious CAF-like properties human fibroblast cell line MRC-5, as evidenced by increased CAF marker expression, enhanced migratory ability. More strikingly, secretions from exosome-educated MRC-5 stemness promoted epithelial-mesenchymal transition (EMT) MHCC-97L cells, a line. However, knockdown abated changes described above. Animal studies vivo highlighted pro-tumor pro-metastatic effects exosomal on inducing activation. Furthermore, tumor-derived activation NF-κB signaling critical pathway associated Collectively, these results provide novel insight for its crosstalk CAFs during

Язык: Английский

Процитировано

0