Showing 3,541 - 3,560 results of 5,125 for search '"diffusion"', query time: 0.07s Refine Results
  1. 3541

    Antimicrobial susceptibility, biofilm formation, and virulence genes among atypical enteropathogenic Escherichia coli stool isolates in Tehran, Iran by Shahnaz Halimi, Akram Rezaei, Shirin Mohebi, Farhad Bonakdar Hashemi

    Published 2025-02-01
    “…The antimicrobial resistance was assessed by disk diffusion assay. Biofilm formation was assessed using a standard semi-quantitative microtiter plate assay. …”
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    Article
  2. 3542

    Glioblastoma Stem Cells Microenvironment: The Paracrine Roles of the Niche in Drug and Radioresistance by Alessia Fidoamore, Loredana Cristiano, Andrea Antonosante, Michele d’Angelo, Erica Di Giacomo, Carlo Astarita, Antonio Giordano, Rodolfo Ippoliti, Elisabetta Benedetti, Annamaria Cimini

    Published 2016-01-01
    “…An altered vascular network determines irregular blood flow, so that tumor cells spread rapidly beyond the diffusion distance of oxygen in the tissue, with the consequent formation of hypoxic or anoxic areas, where the bulk of glioblastoma stem cells (GSCs) reside. …”
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  3. 3543

    Evaluating Antimicrobial Effectiveness of Gold Nanoparticles against Streptococcus oralis by Batool M Al-Fahham, Rafeef Ahmed Mohamed, Juman Mohammed Taqi Al-Talqani, Ali Hadi Fahad, Julfikar Haider

    Published 2023-01-01
    “…Finally, the antimicrobial effect of the Au NPs against S. oralis was evaluated by Agar well diffusion method for different Au NPs concentrations (100, 50, 25, 12.5, 6.25, 3.125, 1.562, 0.781, 0.391, 0.195, and 0.097 ppm). …”
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    Article
  4. 3544

    CRISPR/Cas Enzyme Catalysis in Liquid–Liquid Phase‐Separated Systems by Yaqin Zhang, Jianai Chen, Zhina Wu, Chenfei Zhao, Rui Wang, Zhiping Li, Jiasi Wang, Di Wang

    Published 2025-01-01
    “…Further analysis by increasing the concentration of the DNA reporter revealed that this phenomenon is not attributed to the slow diffusion of the reporter, and explained why Cas12a and Cas13a do not randomly cleave nucleic acids in the intracellular compartment. …”
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    Article
  5. 3545

    Quasi-superplasticity in an Mg–Li–Al–Y alloy processed by rolling by Furong Cao, Bijin Zhou, Panning Xu, Guangming Xu

    Published 2025-01-01
    “…A power-law constitutive analysis revealed that the stress exponent of 3 and the deformation activation energy of 138.35 kJ/mol confirmed that lattice diffusion controlled dislocation glide and dynamic grain growth are the deformation mechanism at 623 K and 5.0 × 10−4 s−1.…”
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  6. 3546

    Molecular Epidemiology of Salmonella enterica in Poultry in South Africa Using the Farm-to-Fork Approach by Melissa A. Ramtahal, Anou M. Somboro, Daniel G. Amoako, Akebe L. K. Abia, Keith Perrett, Linda A. Bester, Sabiha Y. Essack

    Published 2022-01-01
    “…Antimicrobial susceptibility profiles were determined using Vitek-2 and the Kirby–Bauer disk diffusion method against a panel of 21 antibiotics recommended by the World Health Organisation Advisory Group on Integrated Surveillance of Antimicrobial Resistance (WHO-AGISAR). …”
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  7. 3547

    Primary Nocardia Infection Causing a Fluorodeoxyglucose-Avid Right Renal Mass in a Redo Lung Transplant Recipient by Sreeja Biswas Roy, Mitchell D. Ross, Pradnya D. Patil, Richard Trepeta, Ross M. Bremner, Tanmay S. Panchabhai

    Published 2018-01-01
    “…Magnetic resonance imaging confirmed a T1/T2 hypointense, diffusion-restricting, right mid-renal mass that was fluorodeoxyglucose-avid on positron emission tomography. …”
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    Article
  8. 3548

    Study on static characteristics of a novel prestress-reinforced railway subgrade by Junli Dong, Fang Xu, Qishu Zhang, Wuming Leng, Yafeng Li, Qi Yang

    Published 2024-08-01
    “…The results show that the PRCs provide additional confining pressure to the subgrade through the diffusion effect of the prestress, which can therefore effectively improve the service performance of the subgrade. …”
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    Article
  9. 3549

    Synthesis, DFT Analysis, and Evaluation of Antibacterial and Antioxidant Activities of Sulfathiazole Derivatives Combined with In Silico Molecular Docking and ADMET Predictions by Yoseph Samuel, Ankita Garg, Endale Mulugeta

    Published 2021-01-01
    “…Furthermore, the synthesized compounds were evaluated for their in vitro antibacterial activity against two Gram-negative (E. coli and P. aeruginosa) and two Gram-positive bacterial strains (S. pyogenes and S. aureus) by disk diffusion method. Among synthesized compounds, compound 11a showed potent inhibitory activity against Gram-negative, E. coli with 11.6 ± 0.283 mm zone of inhibition compared to standard drug sulfamethoxazole (15.7 ± 0.707 mm) at 50 mg/mL. …”
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  10. 3550

    Evaluation and mechanism investigations of titanium-fire inclusiveness in aeroengine compressor by MI Guangbao, SUN Ruochen, QIU Yuehai, DONG Fuli

    Published 2025-01-01
    “…A test and evaluation method was established with the characteristic parameters of the melt drop penetration resistance of two configurations of TC4 titanium alloy casing, namely horizontal expansion and vertical drip. Meanwhile, the diffusion behavior of titanium fire and the critical failure conditions under simulated airflow environment were varified by experiments as well. …”
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  11. 3551

    Application of wastewater with high organic load for saline-sodic soil reclamation focusing on soil purification ability by M.A. Kameli, M. Chorom, N. Jaafarzadeh, H. Janadeleh

    Published 2017-04-01
    “…The experimental kinetics of wastewater organic compounds on two saline-sodic and sodic soil were also investigated by three pseudo second order, intra particle diffusion and elovich model. The results of current study showed that electric conductivity of saline-sodic soil was decreased to 90% during 3 initial pore volumes, from other side exchangeable sodium percent of saline-sodic and sodic soil decreased 30 and 71 percent, respectively. …”
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  12. 3552

    Co-treatment of industrial air streams using A.O.P. and adsorption processes by P. Monneyron, A. De La Guardia, M. H. Manero, E. Oliveros, M. T. Maurette, F. Benoit-Marquié

    Published 2003-01-01
    “…Scanning Electronic Microscopy observations linked to BET and adsorption equilibrium measurements of two VOC (1-butanol or BuOH and methyl-ethyl-ketone or MEK) showed that TiO2 happened to fix on the inert binder, without significant modification of support properties. A specific diffusion cell was used to produce dilute polluted air streams for each VOC in dynamic experiments, in which adsorption and photodegradation phases were alternatively carried out. …”
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  13. 3553

    GC-MS Analysis, Antimicrobial and Antioxidant Activities of Extracts of the Aerial Parts of <i>Conyza sumatrensis</i> by Olapeju O Aiyelaagbe, Stephen O Oguntoye, Abdulmumeen A Hamid, Adebola M Ogundare, David B Ojo, Ajibola Ajao, Nurudeen O Owolabi

    Published 2016-05-01
    “…These extracts of the plant were evaluated for antimicrobial and antioxidant activities using agar  diffusion and DPPH method respectively. The extracts were also analysed using Gas chromatography – Mass spectrometry, and the chromatogram coupled with mass spectra of the compounds were matched with a standard library. …”
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  14. 3554

    Isolation and Characterization of Potential Antibiotic-Producing Actinomycetes from Water and Soil Sediments of Different Regions of Nepal by Bhanu Shrestha, Dharmendra Kumar Nath, Alina Maharjan, Anju Poudel, Roshani Nhuchhen Pradhan, Sagar Aryal

    Published 2021-01-01
    “…Out of total samples, 8 isolates of actinomycetes were tested effective against the tested bacteria by primary screening using the well diffusion method. Among the primarily screened, all isolates were subjected to submerged-state fermentation methods to produce crude extracts and 4 were found to be effective against the tested bacterial group. …”
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  15. 3555

    Exploring northeast India’s culturable soil Actinomycetia for potent antibacterial agents against gram-positive bacterial pathogens of clinical importance by Aditya Narayan Konwar, Surajit Basak, Shalini Gurumayum, Jagat Chandra Borah, Debajit Thakur

    Published 2024-11-01
    “…Its antimicrobial activity was confirmed using disc diffusion and membrane disruption assay, and its minimum inhibitory concentration was determined to be ≥ 3.12 ± 0.5 µg/ml against MRSA. …”
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  16. 3556

    Black Carbon Concentration and Potential Source Regions: A Case Study of the Yellow River Basin in Shandong Province, China by Yuxia Wang, Yanni Rong, Kai Qu, Qing Zhao, Yingming Jiang, Xiaolei Bao, Yang Wang

    Published 2024-05-01
    “…High BC concentration in summer in Jinan is associated with poor diffusion conditions due to terrain and meteorology. …”
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  17. 3557

    Determination of Partition Coefficients of Selected Model Migrants between Polyethylene and Polypropylene and Nanocomposite Polypropylene by Pablo Otero-Pazos, David A. Pereira de Abreu, Raquel Sendon, Ana Rodriguez Bernaldo de Quiros, Inmaculada Angulo, Jose M. Cruz, Perfecto Paseiro-Losada

    Published 2016-01-01
    “…The key parameters of this phenomenon are the diffusion and partition coefficients. Studies on migration from food packaging with nanomaterials are very scarce. …”
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  18. 3558

    Place of Colistin-Rifampicin Association in the Treatment of Multidrug-Resistant Acinetobacter Baumannii Meningitis: A Case Study by Dahraoui Souhail, Belefquih Bouchra, Badia Belarj, Rar Laila, Frikh Mohammed, Oumarou Mamane Nassirou, Ibrahimi Azeddine, Charki Haimeur, Abdelhay Lemnouer, Mostafa Elouennass

    Published 2016-01-01
    “…Treatment of Acinetobacter baumannii meningitis is an important challenge due to the accumulation of resistance of this bacteria and low meningeal diffusion of several antimicrobial requiring use of an antimicrobial effective combination to eradicate these species. …”
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  19. 3559

    Grain Boundaries Control Lithiation of Solid Solution Substrates in Lithium Metal Batteries by Leonardo Shoji Aota, Chanwon Jung, Siyuan Zhang, Ömer K. Büyükuslu, Aparna Saksena, Ezgi Hatipoglu, Poonam Yadav, Mahander Pratap Singh, Xinren Chen, Eric Woods, Christina Scheu, Se‐Ho Kim, Dierk Raabe, Baptiste Gault

    Published 2025-01-01
    “…Here, a correlative, near‐atomic scale probing approach is deployed through combined ion‐ and electron‐microscopy to examine the distribution of Li in Li‐Ag diffusion couples as model system mimicking high current densities. …”
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  20. 3560

    A multimodal characterization of low-dimensional thalamocortical structural connectivity patterns by Alexandra John, Meike D. Hettwer, H. Lina Schaare, Amin Saberi, Şeyma Bayrak, Bin Wan, Jessica Royer, Boris C. Bernhardt, Sofie L. Valk

    Published 2025-02-01
    “…Here, we study how low-dimensional axes of thalamocortical structural connectivity relate to intrathalamic microstructural features, functional connectivity, and structural covariance. Using diffusion MRI, we compute a thalamocortical structural connectome and derive two main axes of thalamic organization. …”
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