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  • Open Access

    ARTICLE

    Mesenchymal stromal cells modulate unfolded protein response and preserve β-cell mass in type 1 diabetes

    SIYUAN LIU, YUAN ZHAO, YU YU, DOU YE, QIAN WANG, ZHAOYAN WANG, ZUO LUAN*

    BIOCELL, Vol.48, No.7, pp. 1115-1126, 2024, DOI:10.32604/biocell.2024.050493

    Abstract Introduction: Transplantation of mesenchymal stromal cells (MSCs) is a promising therapy for type 1 diabetes (T1D). However, whether the infused MSCs affect the endoplasmic reticulum stress or subsequent unfolded protein response in β cells remains unclear. Methods: To investigate this, we induced early-onset T1D in non-obese diabetic mice using streptozotocin. Subsequently, T1D mice were randomly assigned to receive either MSCs or phosphate-buffered saline. We observed the in vivo homing of MSCs and assessed their effectiveness by analyzing blood glucose levels, body weight, histopathology, pancreatic protein expression, and serum levels of cytokines, proinsulin, and C-peptide. Results: Infused MSCs… More > Graphic Abstract

    Mesenchymal stromal cells modulate unfolded protein response and preserve β-cell mass in type 1 diabetes

  • Open Access

    REVIEW

    Wood By-Products as UV Protection: A Consequence Review

    Naglaa Salem El‑Sayed, Mohamed Hasanin, Samir Kamel*

    Journal of Renewable Materials, Vol.12, No.4, pp. 699-720, 2024, DOI:10.32604/jrm.2024.049118

    Abstract In recent decades, the ozone layer has suffered considerable damage, increasing the entry of ultraviolet (UV) light into the atmosphere and reaching the earth’s surface, negatively affecting life. Accordingly, researchers aimed to solve this problem by synthesizing advanced UV-shielding materials. On the other hand, developing an easy and green strategy to prepare functional materials with outstanding properties based on naturally abundant and environmentally friendly raw materials is highly desirable for sustainable development. Because biomass-derived materials are sustainable and biodegradable, they present a promising substitute for petroleum-based polymers. The three main structural constituents of the plant More > Graphic Abstract

    Wood By-Products as UV Protection: A Consequence Review

  • Open Access

    ARTICLE

    Overexpression of Interferon Regulatory Factor 7 (IRF7) Reduces Bone Metastasis of Prostate Cancer Cells in Mice

    Yang Zhao, Wenxia Chen, Weiliang Zhu, Hui Meng, Jie Chen, Jian Zhang

    Oncology Research, Vol.25, No.4, pp. 511-522, 2017, DOI:10.3727/096504016X14756226781802

    Abstract The purpose of this study was to identify the role of interferon regulatory factor 7 (IRF7) in the bone metastasis of prostate cancer. Herein we demonstrated the lower expression of IRF7 in bone metastases of prostate cancer. Overexpression of IRF7 in prostate cancer cells had a marked effect on inhibiting bone metastases but not on tumor growth in xenograft nude mice. While in vitro, upregulation of IRF7 had little effect on the malignant phenotype of prostate cancer cells including proliferation, apoptosis, migration, and invasion. However, prostate cancer cells overexpressing IRF7 significantly enhanced the activity of More >

  • Open Access

    ARTICLE

    Suppression of Asparaginyl Endopeptidase Inhibits Polyomavirus Middle T Antigen-Induced Tumor Formation and Metastasis

    Cheng Xu*1, Lu Cao*1, Jianhua Liu†1, Zhongrun Qian, Yu Peng§, Wenjing Zhu§, Yongming Qiu, Yingying Lin‡¶

    Oncology Research, Vol.25, No.3, pp. 407-415, 2017, DOI:10.3727/096504016X14743350548249

    Abstract Elevated circulating asparaginyl endopeptidase (AEP), a novel lysosomal protease, has been found in breast cancer, and AEP is thus considered to be a prognostic factor in this disease. However, the pathological functions of circulating AEP in the development of breast cancer and the potential of AEP-targeted therapy remain unclear. We used MMTV-PyVmT transgenic mice, which spontaneously develop mammary tumors. Western blotting showed overexpression of AEP in both primary tumor tissue and lung metastases compared to their normal counterparts. Moreover, the concentration of circulating AEP gradually increased in the serum during the development of mammary tumors. More >

  • Open Access

    ARTICLE

    Anemarsaponin B mitigates acute pancreatitis damage in mice through apoptosis reduction and MAPK pathway modulation

    YI HU1,#, ZHONGYANG REN2,#, ZHENGZHONG ZHAO1, YONGJIA HUANG3, WANTING HUANG3, JIE LIU3,*, LING DING3,*

    BIOCELL, Vol.48, No.5, pp. 745-758, 2024, DOI:10.32604/biocell.2024.049140

    Abstract Background: Acute pancreatitis (AP), known for its rapid onset and significant incidence and mortality rates, presents a clinical challenge due to the limited availability of effective treatments and preventive measures. Anemarsaponin B (ASB) has emerged as a potential therapeutic agent, demonstrating capabilities in reducing immune inflammation, positioning it as a promising candidate for AP treatment. Methods: We investigated the effects of ASB on AP in mice, induced by caerulein and lipopolysaccharide (LPS). Peripheral blood samples were collected 24 h post-induction with caerulein to assess of key biomarkers including lipase, amylase, TNF-α, IL-1β, IL-6, SOD, and… More >

  • Open Access

    ARTICLE

    Machine learning and bioinformatics to identify biomarkers in response to Burkholderia pseudomallei infection in mice

    YAO FANG1,2,#, FEI XIA1,#, FEIFEI TIAN3, LEI QU1, FANG YANG1, JUAN FANG1,2, ZHENHONG HU1,*, HAICHAO LIU1,*

    BIOCELL, Vol.48, No.4, pp. 613-621, 2024, DOI:10.32604/biocell.2024.031539

    Abstract Objective: In the realm of Class I pathogens, Burkholderia pseudomallei (BP) stands out for its propensity to induce severe pathogenicity. Investigating the intricate interactions between BP and host cells is imperative for comprehending the dynamics of BP infection and discerning biomarkers indicative of the host cell response process. Methods: mRNA extraction from BP-infected mouse macrophages constituted the initial step of our study. Employing gene expression arrays, the extracted RNA underwent conversion into digital signals. The percentile shift method facilitated data processing, with the identification of genes manifesting significant differences accomplished through the application of the t-test. Subsequently,… More >

  • Open Access

    ARTICLE

    Dual ligand-targeted Pluronic P123 polymeric micelles enhance the therapeutic effect of breast cancer with bone metastases

    HUAN GAO1,2, JIE ZHANG1, TONY G. KLEIJN1,3,4, ZHAOYONG WU5, BING LIU1,6, YUJIN MA6, BAOYUE DING1,*, DONGFENG YIN2,*

    Oncology Research, Vol.32, No.4, pp. 769-784, 2024, DOI:10.32604/or.2023.044276

    Abstract Bone metastasis secondary to breast cancer negatively impacts patient quality of life and survival. The treatment of bone metastases is challenging since many anticancer drugs are not effectively delivered to the bone to exert a therapeutic effect. To improve the treatment efficacy, we developed Pluronic P123 (P123)-based polymeric micelles dually decorated with alendronate (ALN) and cancer-specific phage protein DMPGTVLP (DP-8) for targeted drug delivery to breast cancer bone metastases. Doxorubicin (DOX) was selected as the anticancer drug and was encapsulated into the hydrophobic core of the micelles with a high drug loading capacity (3.44%). The… More > Graphic Abstract

    Dual ligand-targeted Pluronic P123 polymeric micelles enhance the therapeutic effect of breast cancer with bone metastases

  • Open Access

    ARTICLE

    Smad8 is involvement in follicular development via the regulation of granulosa cell growth and steroidogenesis in mice

    DAOLUN YU1, DEYONG SHE2, KAI GE1, LEI YANG1, RUINA ZHAN1, SHAN LU3,*, YAFEI CAI4,*

    BIOCELL, Vol.48, No.1, pp. 139-147, 2024, DOI:10.32604/biocell.2023.045884

    Abstract Background: SMAD family proteins (SMADs) are crucial transcription factors downstream of transforming growth factor beta (TGF-ß)/SMAD signaling pathways that have been reported to play a pivotal role in mammalian reproduction. However, the role of SMAD family member 8 (SMAD8, also known as SMAD9), a member of the SMAD family, in mammalian reproduction remains unclear. Methods: We employed RNA interference techniques to knock down Smad8 expression in mouse granulosa cells (GCs) to investigate the effects of Smad8 on GC growth and steroidogenesis. Results: Our findings revealed a significant decrease in the proliferative capacity and a substantial increase in… More >

  • Open Access

    ARTICLE

    Genetic algorithm-optimized backpropagation neural network establishes a diagnostic prediction model for diabetic nephropathy: Combined machine learning and experimental validation in mice

    WEI LIANG1,2,*, ZONGWEI ZHANG1,2, KEJU YANG1,2,3, HONGTU HU1,2, QIANG LUO1,2, ANKANG YANG1,2, LI CHANG4, YUANYUAN ZENG4

    BIOCELL, Vol.47, No.6, pp. 1253-1263, 2023, DOI:10.32604/biocell.2023.027373

    Abstract Background: Diabetic nephropathy (DN) is the most common complication of type 2 diabetes mellitus and the main cause of end-stage renal disease worldwide. Diagnostic biomarkers may allow early diagnosis and treatment of DN to reduce the prevalence and delay the development of DN. Kidney biopsy is the gold standard for diagnosing DN; however, its invasive character is its primary limitation. The machine learning approach provides a non-invasive and specific criterion for diagnosing DN, although traditional machine learning algorithms need to be improved to enhance diagnostic performance. Methods: We applied high-throughput RNA sequencing to obtain the genes… More >

  • Open Access

    ARTICLE

    Scutellarin alleviates complete freund’s adjuvant-induced rheumatoid arthritis in mice by regulating the Keap1/Nrf2/HO-1 pathway

    JIAN LI1, QINGQING WANG2, XIAOYING ZHANG1,*

    BIOCELL, Vol.47, No.6, pp. 1307-1316, 2023, DOI:10.32604/biocell.2023.028714

    Abstract Scutellarin (SCU) is a herbal flavonoid glucuronide with multiple pharmacological activities, including anti-oxidant, anti-inflammation, vascular relaxation, anti-platelet, and myocardial protection. However, the effect of SCU on complete Freund’s adjuvant (CFA)-induced rheumatoid arthritis (RA) had not been studied. In this study, we investigated the beneficial effects of SCU in the CFA-induced RA mice model and the anti-arthritic activity was evaluated by paw edema. Enzyme-linked immunosorbent assay (ELISA) was carried out to evaluate the plasma levels of immunoglobulin (Ig)G, IgE, tumor necrosis factor (TNF)-α, interleukin (IL)-1β, IL-6, receptor activator of nuclear factor-κB ligand (RANKL), and osteoprotegerin (OPG).… More >

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