Primary mesenchymal tumors of the colon are extremely rare tumors among soft tissue sarcomas. These tumors are more aggressive and have poorer prognosis than adenocarcinoma of the colon. Here, we presented 3 cases of primary mesenchymal tumors of the colon. Their histopathological diagnoses are leiomyosarcoma, pleomorphic liposarcoma, and desmoplastic small round cell tumor, respectively. The rarity of primary mesenchymal tumors of the colon makes it difficult to approach the treatment and predict the prognosis of these rare tumors.
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http://dx.doi.org/10.5152/tjg.2014.4010 | DOI Listing |
J Cancer
January 2025
Department of Pathology and Laboratory Medicine, College of Medicine, the University of Tennessee Health Science Center, Memphis, TN, 38163, USA.
MicroRNAs (miRNAs) can function as either tumor suppressors or oncogenes. This study explores the role of miR-675 in ovarian cancer (OC) using OC cell lines and an orthotopic mouse model. We demonstrate that miR-675 expression inhibits primary tumor growth and metastasis by targeting TGFβ1, suppressing epithelial to mesenchymal transition (EMT), and attenuating the TGFβ signaling pathway.
View Article and Find Full Text PDFFront Med (Lausanne)
December 2024
Department of Nuclear Medicine, Peking University First Hospital, Beijing, China.
Background: Rhabdomyosarcoma (RMS), a rare pediatric soft tissue neoplasm, predominantly develops in late childhood and adolescence with no discernible gender bias. Alveolar rhabdomyosarcoma (ARMS) stems from mesenchymal cells and may develop most frequently in the trunk, extremities, and head/neck areas, while occurrences in the pelvic cavity are less frequent. The manifestation is typically characterized by a high rate of aggressive metastasis and a poor overall survival prognosis.
View Article and Find Full Text PDFDiscoveries (Craiova)
September 2024
Department of Oncopathology, Homi Bhabha Cancer Hospital (HBCH) and Mahamana Pandit Madan Mohan Malviya Cancer Centre (MPMMCC), Tata Memorial Centre, Homi Bhabha National Institute (HBNI), Varanasi, India.
Breast sarcomas are a diverse group of malignant neoplasms originating from the mammary stroma. They are uncommon tumors, often occurring as a component of other tumors. Among malignant breast mesenchymal tumors, pure sarcomas lacking epithelial components are even rarer, comprising only 0.
View Article and Find Full Text PDFJ Cancer
January 2025
Department of Ophthalmology, Southwest Hospital, The Third Military Medical University (Army Medical University), Chongqing, P.R. China.
Uveal melanoma (UM) has emerged as one of the most common primary intraocular malignant tumors worldwide. Long non-coding RNAs (lncRNAs) are increasingly recognized as decisive factors in the progression and metastasis of UM, involving in epithelial-mesenchymal transition (EMT) of UM. We conducted a comprehensive analysis of lncRNAs closely associated with EMT-related genes in the TCGA UM cohort, identifying 961 EMT-related lncRNAs.
View Article and Find Full Text PDFJ Cancer
January 2025
Department of General Surgery, The First Affiliated Hospital of Soochow University, Suzhou, Jiangsu, China.
Colorectal cancer (CRC) is the primary cause of cancer-related mortality globally. Research indicates that CRC is associated with the dysregulation of NLRP3 expression. Therefore, further investigation is warranted into the correlation between NLRP3 and CRC proliferation and metastasis.
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