Showing 621 - 640 results of 755 for search '"transmission electron microscopy"', query time: 0.08s Refine Results
  1. 621

    Hydrogen-rich syngas production through partial oxidation of methane over Ni-promoted molecular sieves: Impact of reducibility and surface area by Salma A. Al-Zahrani, Rawesh Kumar, Mohammed F. Alotibi, Sahar Y. Rajeh, Najat Masood, Hessah Difallah A Al-Enazy, Ahmed S. Al-Fatesh

    Published 2025-03-01
    “…Catalysts are characterized by X-ray diffraction, surface area-porosity, temperature programmed studies, thermogravimetry analysis, transmission electron microscopy and X-ray photo electron spectroscopy. …”
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    Article
  2. 622

    LBP-CD155 Liposome Nanovaccine Efficiently Resist Colorectal Cancer and Enhance ICB Therapy by Yan Y, Duan T, Xue X, Yang X, Liu M, Ma B, Duan X, Su C

    Published 2025-01-01
    “…The nanovaccine was characterized by transmission electron microscopy and Zetasizer. It was evaluated in vitro, where NVs facilitated the endocytosis and maturation of DCs, and in vivo, where NVs improved the efficacy of prophylaxis and therapy. …”
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    Article
  3. 623

    Evaluation of the protective role of resveratrol on LPS-induced septic intestinal barrier function via TLR4/MyD88/NF-κB signaling pathways by Zhongliang Shi, Yanna Jiao, Zhizhen Lai, Juan Liu, Bo Yang, Mahong Hu, Jianbiao Meng

    Published 2025-01-01
    “…Various techniques including enzyme-linked immunosorbent assay (ELISA), hematoxylin and eosin staining (HE), periodic acid Schiff (PAS) staining, transmission electron microscopy (TEM), Western blot analysis (WB), and quantitative real-time polymerase chain reaction (qRT-PCR) were utilized to assess differences in inflammatory cytokine expression, histopathological changes, apoptosis, tight junction (TJ) protein, and the TLR4/MyD88/NF-кB signaling pathways. …”
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    Article
  4. 624

    Hirudo extract ameliorates proliferative vitreoretinopathy by promoting autophagy and attenuating the THBS2/PI3K/Akt pathway by Hui Huang, Qun Huang, Jing Wang, Wanjie Wang, Yanlin Zheng

    Published 2025-01-01
    “…Autophagy was observed via transmission electron microscopy. The mRNA expression of MMP9, N-cadherin, vimentin, THBS2, PI3K, and Akt was measured via RT‒qPCR. …”
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    Article
  5. 625

    Gallic acid alleviates exercise-induced muscle damage by inhibiting mitochondrial oxidative stress and ferroptosis by Likai Yu, Di Tian, Zishan Su, Li Zhang, Shaobo Guo, Wenhui Zhu, Yuan Fang, Peimin Wang, Nongshan Zhang

    Published 2025-01-01
    “…Techniques such as ELISA, Western blot, and RT-qPCR were used to measure skeletal muscle injury markers including CK, LDH, IL-6, TNF-α, and ferroptosis-related indicators such as Fe2+, MDA, COX2, and GPX4. Transmission electron microscopy was used to observe the morphology of mitochondria. …”
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    Article
  6. 626

    Synthesis, characterization, and application of MnFe2O4/FeVO4/modified zeolite nanocomposite as an effective photocatalyst for methylene blue degradation and benzothiophene desulfu... by Shima H. Khabbaz, Ahmad Bagheri, Mehdi Mousavi-Kamazani

    Published 2025-01-01
    “…Energy dispersive spectroscopy (EDS) mapping demonstrated a uniform distribution of the particles on the modified zeolite, while transmission electron microscopy (TEM) images revealed spherical particle shapes and the layered structure of the zeolite. …”
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    Article
  7. 627

    Boanmycin overcomes bortezomib resistance by inducing DNA damage and endoplasmic reticulum functional impairment in multiple myeloma by Jin-Xing Wang, Ling Zhang, Peng-Wei Zhang, Luo-Wei Yuan, Jian Jiang, Xiao-Hui Cheng, Wei Zhu, Yong Lei, Fa-Qing Tian

    Published 2025-01-01
    “…Cellular morphology was observed via transmission electron microscopy. Colony formation ability was evaluated, and cell apoptosis and the cell cycle were detected through flow cytometry. …”
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    Article
  8. 628

    WKB ameliorates DSS-induced colitis through inhibiting enteric glial cells activation and altering the intestinal microbiota by Qi Sun, Bai-Rong Li, Dong-Hao Li, Xiao-Ying Wang, Qian-Yi Wang, Zhi-Meng Jiang, Shou-Bin Ning, Tao Sun

    Published 2025-01-01
    “…Epithelial barrier integrity was evaluated using immunofluorescence, transmission electron microscopy, and permeability assays. EGCs activity was analyzed via immunofluorescence and quantitative real-time PCR. …”
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    Article
  9. 629

    Self-Assembled Peptide Hydrogels PPI45 and PPI47: Novel Drug Candidates for <i>Staphylococcus aureus</i> Infection Treatment by Quanlong Wu, Mengyin Deng, Ruoyu Mao, Na Yang, Ya Hao, Manli Cao, Da Teng, Jianhua Wang

    Published 2025-01-01
    “…At a concentration of 3 mg/mL, the viscosities of the gels were 52,500 mPa·s, 33,700 mPa·s, and 3480 mPa·s for PPI42, PPI45, and PPI47. Transmission electron microscopy (TEM) revealed that all peptides exhibited long, pearl necklace-like protofibrils. …”
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  10. 630

    Layered metal carbo–selenide Nb2CSe2 with van der Waals interlayer coupling by Junchao Wang, Renfei Cheng, Tao Hu, Xinyue Tang, Yan Liang, Min Tian, Ting Xiong, Qiuhong Lu, Qi Zhu, Zhiqing Yang, Xiaohui Wang, Yanchun Zhou

    Published 2025-01-01
    “…The stacking structure of Nb2CSe2, a newly synthesized layered metal carbo-selenide, was elucidated by scanning transmission electron microscopy. Nb2CSe2 features Se−Nb−C−Nb−Se quintuple atomic layers. …”
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    Article
  11. 631

    Irisin Attenuates Hepatic Stellate Cell Activation and Liver Fibrosis in Bile Duct Ligation Mice Model and Improves Mitochondrial Dysfunction by Thuy Linh Lai, So Young Park, Giang Nguyen, Phuc Thi Minh Pham, Seon Mee Kang, Jeana Hong, Jae-Ho Lee, Seung-Soon Im, Dae-Hee Choi, Eun-Hee Cho

    Published 2024-12-01
    “…Mitochondrial function was assessed using mitochondrial fission markers, transmission electron microscopy, mitochondrial membrane potential, and adenosine triphosphate (ATP) production. …”
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    Article
  12. 632

    Reestablishment of Redox Homeostasis in the Nociceptive Primary Afferent as a Mechanism of Antinociception Promoted by Mesenchymal Stem/Stromal Cells in Oxaliplatin-Induced Chronic... by Anna Lethicia L. Oliveira, Gisele G. L. Santos, Renan F. Espirito-Santo, Gessica Sabrina A. Silva, Afrânio F. Evangelista, Daniela N. Silva, Milena B. P. Soares, Cristiane Flora Villarreal

    Published 2021-01-01
    “…Four weeks later, mitochondrial morphology, gene expression profile, and oxidative stress markers in the sciatic nerve and dorsal root ganglia (DRG) were evaluated by transmission electron microscopy, RT-qPCR, and biochemical assays, respectively. …”
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    Article
  13. 633

    Biosynthesis, characterization of Ag2O nanoparticles for enhancement of antioxidant and photo degradation activities by Tola Jabessa Masho, Meseret Melaku Ayane, Geremew Nigatu Endale, Shemelis Hailu Adula, Yadeta Dugasa Negasa, Bedasa Wagari Likasa, Tahir Safayo Mudda, Gemechisa Kebede Negari, Hika Chernet Amante, Sena Megersa Jida

    Published 2025-01-01
    “…Metal oxide nanoparticles characterized using UV–visible, TGA, Fourier transform infrared(FTIR),powder X-ray diffraction(XRD), X-ray photoelectron(XPS), and Scanning Electron Microscopy(SEM) with Energy Dispersive X-Ray(EDX) and Transmission Electron Microscopy(TEM), High Resolution Transmission Electron Microscope(HRTEM), and Selected Area Electron (SAED) which is used for determination of crystalline size, morphology,particle size and oxidation state with composition of elements in the sample. …”
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    Article
  14. 634

    Exosomal miR-122 derived from M2 macrophages induces osteogenic differentiation of bone marrow mesenchymal stem cells in the treatment of alcoholic osteonecrosis of the femoral hea... by Guoping Le, Riyou Wen, Huaixi Fang, Zhifa Huang, Yong Wang, Hanwen Luo

    Published 2025-01-01
    “…M2 macrophages were identified by flow cytometry, and the isolated exosomes were characterized by transmission electron microscopy (TEM) and Nanoparticle Tracking Analysis (NTA). …”
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    Article
  15. 635

    Growth kinetics of sintering neck and particle rotation mechanism of silver nanoparticles by molecular dynamics simulation and in-situ TEM observation by Peng Wu, Jiayun Feng, Yiping Wang, Geng Li, Zirui Tong, Shang Wang, Yongchun Zou, Yanhong Tian

    Published 2025-03-01
    “…In this paper, the sintering process of Ag nanoparticles with different sizes was simulated by molecular dynamics simulation, and the simulation results were verified with the in-situ observation under transmission electron microscopy (TEM) heating, which further clarified the sintering mechanism of Ag nanoparticles. …”
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    Article
  16. 636

    Curcumin nanocrystals ameliorate ferroptosis of diabetic nephropathy through glutathione peroxidase 4 by Mengjiao Xue, Mengjiao Xue, Yiwei Tian, Hua Zhang, Hua Zhang, Shijie Dai, Yangsheng Wu, Juan Jin, Juan Jin, Jian Chen

    Published 2025-01-01
    “…The purpose is to determine whether Cur NCs can become a promising treatment option for diabetes nephropathy by reducing ferroptosis.MethodsCur-NCs were prepared using microfluidic technology and studied using dynamic light scattering and transmission electron microscopy. HK-2 cells were treated with 30 mM HG to create a renal tubule damage cell model. …”
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    Article
  17. 637

    Pyrolysis-catalytic gasification of plastic waste for hydrogen-rich syngas production with hybrid-functional Ni-CaOCa2SiO4 catalyst by Tian Heng Qin, Guozhao Ji, Boyu Qu, Alan J McCue, Shaoliang Guan, Jos Derksen, Ye Shui Zhang

    Published 2025-03-01
    “…The catalysts were analysed by N2 physisorption, scanning electron microscopy (SEM), energy dispersive spectroscopy (EDS), X-ray diffraction (XRD), X-ray photoelectron spectroscopy (XPS), Temperature-programmed reduction (TPR) and in-situ Transmission Electron Microscopy (TEM). Temperature-programmed oxidation (TPO) was used to analyse the carbon formation on the used catalysts. …”
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    Article
  18. 638

    Staphylococcus aureus vesicles impair cutaneous wound healing through p38 MAPK-MerTK cleavage-mediated inhibition of macrophage efferocytosis by Jiaxin Ou, Kangxin Li, Hui Yuan, Shaohua Du, Tingting Wang, Qiannan Deng, Huimei Wu, Weiyan Zeng, Kui Cheng, Kutty Selva Nandakumar

    Published 2025-01-01
    “…Methods Filtration, ultracentrifugation, and iodixanol density gradient centrifugation were used to purify the bacterial vesicles. Transmission electron microscopy (TEM), nanoparticle tracking analysis (NTA), and Western blot (WB) were used to characterize the vesicles. …”
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    Article
  19. 639

    Mechanism of Swimming Exercise Intervention on Rats with Vascular Dementia Based on PERK/ATF4/CHOP Pathway by LIU Fang, LI Mengxing, WANG Yu, TANG Wei

    Published 2023-08-01
    “…After four weeks of intervention, Morris water maze experiment was used to observe behavioral changes of rats; transmission electron microscopy was used to observe the ultrastructure of neurons in the hippocampal CA1 region of rats; real-time fluorescent quantitative PCR (RT-qPCR) and Western blot were used to detect the relative expression levels of protein kinase R-like endoplasmic reticulum kinase (PERK), activating transcription factor 4 (ATF4), and C/EBP homologous protein (CHOP) mRNA and protein.Results(1) Behavioral changes: compared with the sham operation group, the average escape latency in the model group was significantly prolonged, and the number of platform crossing significantly reduced, and the differences were statistically significant (<italic>P</italic>&lt;0.05). …”
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  20. 640

    Exploring the effects of cannabidiol encapsulation in liposomes on their physicochemical properties and biocompatibility by Inga Jurgelane, Karina Egle, Andra Grava, Dana Galkina, Margarita Brante, Maksims Melnichuks, Marite Skrinda-Melne, Girts Salms, Arita Dubnika

    Published 2025-12-01
    “…Liposomes were synthesized using thin-film hydration method, and characterized by Fourier-transform infrared (FT-IR) spectroscopy, dynamic light scattering (DLS), and scanning transmission electron microscopy (STEM). DLS analysis revealed that CBD incorporation reduced liposome size by 23–53%, depending on the liposomes. …”
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    Article