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  • Open Access

    ARTICLE

    Taraxasterol Ameliorates Pulmonary Fibrosis by Regulating PPP2R1B Expression

    Huiping Qiu1, Shaofang Huang2,*, Xin Xiong1, Li Zhang1

    BIOCELL, Vol.49, No.12, pp. 2415-2432, 2025, DOI:10.32604/biocell.2025.070402 - 24 December 2025

    Abstract Background: Pulmonary fibrosis is an irreversible lung disorder that currently has a limited number of effective therapeutic strategies. Taraxasterol (TAR), a bioactive triterpenoid isolated from plants used in traditional Chinese medicine (TCM), possesses anti-inflammatory and antioxidant activities. However, its precise role in pulmonary fibrosis remains incompletely defined. This study aimed to elucidate whether TAR alleviates pulmonary fibrosis by modulating Protein Phosphatase 2 Scaffold Subunit Abeta (PPP2R1B) expression. Methods: A bleomycin-induced murine model of pulmonary fibrosis and a transforming growth factor-β1 (TGF-β1) stimulated mouse lung fibroblast cell line (MLg) were established. To evaluate the effects of… More >

  • Open Access

    ARTICLE

    3-Hydroxysterol Δ24-Reductase Promotes Ovarian Cancer Progression by Activating the TGF-1/Smad2/3 Signaling Pathway

    Wenjing Liao1,#, Liaodi Wang2,#, Zhen Huang1, Ziyu Zou1, Yimin Liu1, Haoyue Liu1, Zhaoning Duan1, Liangdan Tang1,*

    Oncology Research, Vol.33, No.10, pp. 3041-3064, 2025, DOI:10.32604/or.2025.065451 - 26 September 2025

    Abstract Objectives: Ovarian cancer (OC) is a highly heterogeneous disease characterized by high metastatic potential and frequent recurrence. 3β-hydroxysterol Δ24-reductase (DHCR24) is closely associated with the progression of various malignant tumors, but its role in OC remains unexplored. This study is the first to systematically investigate the function of DHCR24 in OC and elucidate its mechanism in promoting OC progression, providing novel theoretical insights for targeted therapy. Methods: The expression of DHCR24 was evaluated in tissues using bioinformatics and clinical data; the impact of DHCR24 on the malignant behavior of OC was assessed through in vivo and inMore >

  • Open Access

    REVIEW

    In Search of New Pharmacological Targets: Beyond Carnosine’s Antioxidant, Anti-Inflammatory, and Anti-Aggregation Activities

    Giuseppe Carota1, Lucia Di Pietro2,3, Vincenzo Cardaci4, Anna Privitera1,2, Francesco Bellia1, Valentina Di Pietro5, Giuseppe Lazzarino1, Barbara Tavazzi6, Angela Maria Amorini1, Giacomo Lazzarino6, Giuseppe Caruso6,7,*

    BIOCELL, Vol.49, No.4, pp. 563-578, 2025, DOI:10.32604/biocell.2025.062176 - 30 April 2025

    Abstract Carnosine (β-alanyl-L-histidine) is a naturally occurring endogenous peptide widely distributed in excitable tissues, such as the heart and brain. Over the years, several beneficial effects of carnosine have been discussed well in scientific literature. In particular, this dipeptide is well-known for its antioxidant, anti-inflammatory, and anti-aggregation activities. It is of great interest in the context of numerous systemic and neurodegenerative diseases, besides performing important “side activities” such as metal chelation and pH-buffering. Despite a plethora of preclinical and clinical data supporting carnosine’s therapeutic potential, researchers are still searching for new pharmacological targets that better highlight More >

  • Open Access

    ARTICLE

    CYB5D2 inhibits the malignant progression of hepatocellular carcinoma by inhibiting TGF-β expression and epithelial-mesenchymal transition

    DONG JIANG1, ZHI QI3, ZHIYING XU2,*, YIRAN LI1,*

    Oncology Research, Vol.33, No.3, pp. 709-722, 2025, DOI:10.32604/or.2024.050125 - 28 February 2025

    Abstract Background: Hepatocellular carcinoma (HCC) is a prevalent liver malignancy. This study examined the roles of transforming growth factor beta (TGF-β) and cytochrome b5 domain containing 2 (CYB5D2) in HCC etiology and their prognostic biomarker potential. Methods: Key modules and prognostic genes were identified by analyzing the GSE101685 dataset by weighted gene co-expression network analysis (WGCNA) and Least absolute shrinkage and selection operator (LASSO) Cox regression. The expression levels of CYB5D2 and TGF-β in HCC cell lines were quantified using Quantitative reverse transcription polymerase chain reaction (qRT-PCR) and Western blotting (WB) assays. Effects of CYB5D2 overexpression on cell proliferation,… More >

  • Open Access

    ARTICLE

    MALAT1 promotes epithelial-mesenchymal transition of pancreatic cancer cells through the miR-141-5p-TGF-ß-TGFBR1/TGFBR2 axis

    Zhenlu Li#, Chao Yue#, Shengzhong Hou, Xing Huang, Zihe Wang, Weiming Hu, Huimin Lu*

    European Cytokine Network, Vol.35, No.3, pp. 28-37, 2024, DOI:10.1684/ ecn.2024.0495 - 05 January 2026

    Abstract Pancreatic cancer (PC) is one of the leading causes of cancer deaths, associated with a high risk of metastasis and mortality. The long non-coding RNA (lncRNA) metastasis-associated lung adenocarcinoma transcript 1 (MALAT1) is highly expressed in multiple types of tumour tissues and may be associated with the growth of PC cells. In this study, we aimed to assess the role and possible mechanisms of MALAT1 in PC progression. Methods: Expression of MALAT1 was studied by quantitative real-time polymerase chain reaction (qRT-PCR) in PC tissues. The dual-luciferase assay was performed to validate binding between MALAT1 and miR-141-5p… More >

  • Open Access

    ARTICLE

    Ganoderic acid A ameliorates renal fibrosis by suppressing the expression of NPC1L1

    TIANYUN HAN#, ZHONG LI#, LUONING ZHANG, LINSHEN XIE*

    BIOCELL, Vol.48, No.11, pp. 1625-1638, 2024, DOI:10.32604/biocell.2024.055029 - 07 November 2024

    Abstract Objective: The study aimed to explore the protective mechanism of Ganoderic acid A (GAA) in renal fibrosis and to verify that GAA can ameliorate renal fibrosis by regulating the Niemann-pick C1-like 1 (NPC1L1) gene. Methods: Transforming growth factor beta1 (TGF-β1) was used to treat Human Kidney-2 (HK-2) cells to establish a renal fibrosis model. The differentially expressed genes in the control (CTRL) group, TGF-β1 group, and TGF-β1 + GAA group were screened via transcriptome sequencing technology and verified by qPCR and Western blot experiments. The NPC1L1 gene overexpression plasmid was constructed. The expression levels of N-cad, E-cad,… More >

  • Open Access

    ARTICLE

    Unveiling the therapeutic potential: KBU2046 halts triple-negative breast cancer cell migration by constricting TGF-β1 activation in vitro

    JINXIA CHEN1,2,3,#, SULI DAI1,2,#, GENG ZHANG4,5, SISI WEI1,2, XUETAO ZHAO3, YANG ZHENG1,2, YAOJIE WANG1,2, XIAOHAN WANG1,2, YUNJIANG LIU4,5,*, LIANMEI ZHAO1,2,*

    Oncology Research, Vol.32, No.11, pp. 1791-1802, 2024, DOI:10.32604/or.2024.049348 - 16 October 2024

    Abstract Background: Triple-negative breast cancer (TNBC) is a heterogeneous, recurring cancer characterized by a high rate of metastasis, poor prognosis, and lack of efficient therapies. KBU2046, a small molecule inhibitor, can inhibit cell motility in malignant tumors, including breast cancer. However, the specific targets and the corresponding mechanism of its function remain unclear. Methods: In this study, we employed (3-(4,5-dimethylthiazol-2-yl)-5-(3-carboxymethoxyphenyl)-2-(4-sulfophenyl)-2H tetrazolium) (MTS) assay and transwell assay to investigate the impact of KBU2046 on the proliferation and migration of TNBC cells in vitro. RNA-Seq was used to explore the targets of KBU2046 that inhibit the motility of TNBC.… More > Graphic Abstract

    Unveiling the therapeutic potential: KBU2046 halts triple-negative breast cancer cell migration by constricting TGF-β1 activation <i>in vitro</i>

  • Open Access

    ARTICLE

    The Epstein-Barr virus-miRNA-BART6-5p regulates TGF-β/SMAD4 pathway to induce glycolysis and enhance proliferation and metastasis of gastric cancer cells

    XUHUI ZHAO1,2, XIAOMIN HUANG1, CHUNYAN DANG2, XIA WANG1, YUJIAO QI3, HONGLING LI2,*

    Oncology Research, Vol.32, No.5, pp. 999-1009, 2024, DOI:10.32604/or.2024.046679 - 23 April 2024

    Abstract Background: EBV-miR-BARTs exhibit significant relevance in epithelial tumors, particularly in EBV-associated gastric and nasopharyngeal cancers. However, their specific mechanisms in the initiation and progression of gastric cancer remain insufficiently explored. Material and Methods: Initially, EBV-miRNA-BART6-5p and its target gene SMAD4 expression were assessed in EBV-associated gastric cancer tissues and cell lines. Subsequent transfection induced overexpression of EBV-miRNA-BART6-5p in AGS and MKN-45, and downregulation in EBV-positive cells (SUN-719). The subsequent evaluation aimed to observe their impact on gastric cancer cell proliferation, migration, and glycolytic processes, with the TGF-β/SMAD4 signaling pathway value clarified using a TGF-β inhibitor. Results:More >

  • Open Access

    ARTICLE

    TGF-β-regulated different iron metabolism processes in the development and cisplatin resistance of ovarian cancer

    JIANFA WU1,2,#, QIANYI LIAO3,#, LI ZHANG1,2,#, SUQIN WU1,2,*, ZHOU LIU1,2,*

    Oncology Research, Vol.32, No.2, pp. 373-391, 2024, DOI:10.32604/or.2023.031404 - 28 December 2023

    Abstract The impact of different iron metabolism processes (DIMP) on ovarian cancer remains unclear. In this study, we employed various gene chips and databases to investigate the role of DIMP in the initiation and development of ovarian cancer. cBioPortal was used to determine mutations in DIMP-associated genes in ovarian cancer. Kaplan-Meier plotter was used to examine the influence of DIMP on the prognosis of ovarian cancer. By analyzing 1669 serous ovarian cancer cases, we identified a range of mutations in iron metabolism genes, notably in those coding for the transferrin receptor (19%), melanotransferrin (19%), and ceruloplasmin… More >

  • Open Access

    ARTICLE

    Cisplatin-induced activation of TGF-β signaling contributes to drug resistance

    SAYAKA IMATSUJI1,#, YUKIKO UJIE1,#, HIROYUKI ODAKE1, MASAYA IMOTO1,2, SUSUMU ITOH3, ETSU TASHIRO1,3,*

    Oncology Research, Vol.32, No.1, pp. 139-150, 2024, DOI:10.32604/or.2023.030190 - 15 November 2023

    Abstract Growing evidence suggests an association between epithelial-mesenchymal transition (EMT), a hallmark of tumor malignancy, and chemoresistance to a number of anti-cancer drugs. However, the mechanism of EMT induction in the process of acquiring anti-cancer drug resistance remains unclear. To address this issue, we obtained a number of cisplatin-resistant clones from LoVo cells and found that almost all of them lost cell-cell contacts. In these clones, the epithelial marker E-cadherin was downregulated, whereas the mesenchymal marker N-cadherin was upregulated. Moreover, the expression of EMT-related transcription factors, including Slug, was elevated. On the other hand, the upregulation More >

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