Pancreatic cancer (PC) is a highly aggressive malignancy characterized by a dismal prognosis. The present study is designed to elucidate the pivotal role of Xenopus kinesin-like protein 2 (TPX2) as a biomarker with substantial clinical prognostic significance in PC. By conducting a comprehensive analysis of RNA sequencing data and protein expression profiles obtained from multiple databases, we observed a pronounced upregulation of TPX2 expression in PC tissues compared to normal pancreatic tissues. Importantly, TPX2 emerged as an independent prognostic factor, demonstrating remarkable diagnostic accuracy. Notably, its expression levels were found to be significantly associated with the PC immune microenvironment and sensitivity to various therapeutic modalities. Functional assays revealed that the silencing of TPX2 markedly inhibited PC cell proliferation, metastasis, and the growth of subcutaneous tumors in PC mouse models. These effects were potentially mediated by the activation of CD8 T cell immune responses and the inhibition of cell cycle progression and adhesion mechanisms. Taken together, our findings indicate that TPX2 may serve as a critical biomarker for the diagnosis and clinical management of patients with PC.
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http://dx.doi.org/10.1007/s00210-024-03628-0 | DOI Listing |
Theranostics
January 2025
Hepatic Surgery Center, Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, China.
The tumor microenvironment (TME) is involved in cancer initiation and progression. With advances in the TME field, numerous therapeutic approaches, such as antiangiogenic treatment and immune checkpoint inhibitors, have been inspired and developed. Nevertheless, the sophisticated regulatory effects on the biological balance of the TME remain unclear.
View Article and Find Full Text PDFTheranostics
January 2025
State Key Laboratory of Vaccines for Infectious Diseases, Center for Molecular Imaging and Translational Medicine, Xiang An Biomedicine Laboratory, National Innovation Platform for Industry-Education Integration in Vaccine Research, School of Public Health, Xiamen University, Xiamen 361002, China.
Recent innovations in medical imaging technology have placed molecular imaging techniques at the forefront of diagnostic advancements. The current research trajectory in this field aims to integrate personalized molecular data of patients and diseases with traditional anatomical imaging data, enabling more precise, non-invasive, or minimally invasive diagnostic options for clinical medicine. This article provides an in-depth exploration of the basic principles and system components of optical molecular imaging technology.
View Article and Find Full Text PDFClin Transl Oncol
January 2025
UPMC Hillman Cancer Center, University of Pittsburgh, Pittsburgh, PA, USA.
Background: Small extracellular vesicles (sEV) released by tumor cells (tumor-derived sEV; TEX) mediate intercellular communication between tumor and non-malignant cells and were shown to impact disease progression. This study investigates the relationship between the expression levels of the vesiculation-related genes linked to sEV production and the tumor microenvironment (TME).
Methods: Two independent gene sets were analyzed, both previously linked to sEV production in various non-malignant or malignant cells.
Jpn J Clin Oncol
January 2025
Department of Gastroenterology, Kanagawa Cancer Center, Yokohama, Japan.
Background: JCOG1113 is a randomized phase III trial that showed non-inferiority of gemcitabine plus S-1 to gemcitabine plus cisplatin in patients with advanced biliary tract cancer. Assessment of inter-institutional heterogeneity in chemotherapy contributes to confirm generalizability and reliability of the study itself. However, there have been no studies conducted to assess the heterogeneity among participating centers in randomized phase III trials for biliary tract cancer.
View Article and Find Full Text PDFSci Rep
January 2025
Department of Life Sciences, School of Natural Sciences (SONS), Shiv Nadar Institution of Eminence, Delhi NCR, India.
Inhibin, β, which is also known as INHBA, encodes a protein that belongs to the Transforming Growth factor-β (TGF-β) superfamily, which plays a pivotal role in cancer. Gastrointestinal tract (GI tract) cancer refers to the cancers that develop in the colon, liver, esophagus, stomach, rectum, pancreas, and bile ducts of the digestive system. The role of INHBA in all GI tract cancers remains understudied.
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