11,629 results match your criteria: "16 Universității Str.[Affiliation]"

: Tactile gnosis derives from the interplay between the hand's tactile input and the memory systems of the brain. It is the prerequisite for complex hand functions. Impaired sensation leads to profound disability.

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: Medullary carcinoma of the small intestine is an exceptionally rare subtype of gastrointestinal cancer, characterized by its solid growth pattern and lack of glandular structures, which complicate timely diagnosis. During the COVID-19 pandemic, diagnostic delays for rare cancers became increasingly common due to the prioritization of COVID-related cases and patient reluctance to seek medical attention. : We present the case of a 70-year-old male initially misdiagnosed with COVID-19, whose persistent symptoms led to the eventual discovery of medullary carcinoma.

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Overwintering of Thrips (Thysanoptera) Under the Bark of the Plane Tree ( x Mill. ex Münchh.) in Southeastern Poland.

Insects

January 2025

Department of Agroecology and Forest Utilization, University of Rzeszów, 1a M.Ćwiklińskiej Str., 35-601 Rzeszów, Poland.

The insect fauna overwintering under the bark of tree trunks is very rarely studied. Thrips (Thysanoptera) associated with the plane tree ( x Mill. ex Münchh.

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The Utilization of Inert Materials for the Control of Stored-Product Mites-A Mini Review.

Insects

January 2025

Laboratory of Entomology and Agricultural Zoology, Department of Agriculture, Plant Production and Rural Environment, University of Thessaly, Phytokou Str., 38446 Nea Ionia, Magnesia, Greece.

Stored-product mites are important pests of stored products, while their presence in storage and processing facilities has a significant effect on public health. On the other hand, inert materials are promising alternatives to conventional pesticides in stored product protection and have provided very good results against storage insects. These formulations can be applied either directly on the product or on surfaces, as dusts or as slurry formulations.

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The selection of an appropriate and targeted crop protection technology for winter oilseed rape is crucial for the economic production of this crop. Insecticides belonging to the group of diamides and butenolides are available as seed treatments for winter oilseed rape and serve as effective tools for chemical crop protection. The objective of this study was to determine the multi-directional applicability of the active ingredients cyantraniliprole and flupyradifurone.

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2-arachnadoyl glycerol (2-AG) is one of the most common endocannabinoid molecules with anti-proliferative, cytotoxic, and pro-proliferative effects on different types of tumors. Typically, it induces cell death via cannabinoid receptor 1/2 (CB1/CB2)-linked ceramide production. In breast cancer, ceramide is counterbalanced by the sphingosine-1-phosphate, and thus the mechanisms of 2-AG influence on proliferation are poorly understood.

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: Up until now, behavioral interventions and pharmacological therapies were the main approach available for the management of obesity. Diet and exercise, when used as a singular therapeutic method, are inadequate for a successful outcome. Research shows promising results for the surgical treatment of obesity, especially in the area of bariatric surgery (BaS).

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Plants inhabiting environments with suboptimal growth conditions often have a more pronounced capacity to attract and sustain microbial communities that improve nutrient absorption and expand abiotic stress tolerance. L. is a succulent plant of the family adapted to survive in sandy or rocky soils or dry tundra.

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This manuscript highlights the behavior of biodegradable polymers (PLA and HD PLA Green) coated with two distinct bronze alloy powders, Metco 51F-NS (Cu 9.5Al 1.2Fe) and Metco 445 (Cu 9.

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Chronic lymphocytic leukemia (CLL), the most common type of leukemia, remains incurable with conventional therapy. Despite advances in therapies targeting Bruton's tyrosine kinase and anti-apoptotic protein BCL-2, little is known about their effect on red blood cell (RBC) aggregation in blood flow. In this study, we applied a microfluidic device and a newly developed Software Image Flow Analysis to assess the extent of RBC aggregation in CLL patients and to elucidate the hemorheological effects of the commonly applied therapeutics Obinutuzumab/Venetoclax and Ibrutinib.

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Construction of Promoter Elements for Strong, Moderate, and Weak Gene Expression in .

Genes (Basel)

December 2024

Center for Precision Genome Editing and Genetic Technologies for Biomedicine, Institute of Gene Biology, Russian Academy of Sciences, 34/5 Vavilova Str., Moscow 119334, Russia.

Background/objectives: Transcriptional promoters play an essential role in regulating protein expression. Promoters with weak activity generally lead to low levels of expression, resulting in fewer proteins being produced. At the same time, strong promoters are commonly used in studies using transgenic organisms as model systems.

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Changes in Locomotor Activity Observed During Acute Nicotine Withdrawal Can Be Attenuated by Ghrelin and GHRP-6 in Rats.

Biomedicines

January 2025

Department of Pathophysiology, Albert Szent-Györgyi Medical School, University of Szeged, Szőkefalvi-Nagy Béla str. 6., 6720 Szeged, Hungary.

Ghrelin and growth hormone-releasing peptide 6 (GHRP-6) are peptides which can stimulate GH release, acting through the same receptor. Ghrelin and its receptor have been involved in reward sensation and addiction induced by natural and artificial drugs, including nicotine. The present study aimed to investigate the impacts of ghrelin and GHRP-6 on the horizontal and vertical activity in rats exposed to chronic nicotine treatment followed by acute nicotine withdrawal.

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The surface chemistry of the Fischer-Tropsch catalytic reaction over Co has still several unknows. Here, we report an in-situ X-ray photoelectron spectroscopy study of Co and Co( ), and in-situ high energy surface X-ray diffraction of Co during the Fischer-Tropsch reaction at 0.15 bar - 1 bar and 406 K - 548 K in a H/CO gas mixture.

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: We evaluate the immunotherapeutic potential of the yellow fever virus vaccine strain 17D (YFV 17D) for intratumoral therapy of pancreatic cancer in mice. : The cytopathic effect of YFV 17D on mouse syngeneic pancreatic cancers cells were studied both in vitro and in vivo and on human pancreatic cancers cells in vitro. : YFV 17D demonstrated a strong cytopathic effect against human cancer cells in vitro.

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Multidrug-Resistant : Risk Factors for Mortality in a Tertiary Care Teaching Hospital.

Trop Med Infect Dis

January 2025

Department of Laboratory Medicine, Faculty of Medicine, Medical Academy, Lithuanian University of Health Science, Eivenių˛ Str. 2, LT-50161 Kaunas, Lithuania.

Background And Objectives: Due to resistance and the lack of treatment options, hospital-acquired () infections are associated with high mortality. This study aimed to analyze the characteristics of patients with infections caused by multidrug-resistant (MDR) and patients' clinical outcomes as well as determine the risk factors for mortality in a tertiary care teaching hospital.

Materials And Methods: A retrospective cohort study including 196 adult patients with strains isolated from different clinical specimens in the Hospital of the Lithuanian University of Health Sciences in 2016, 2017, 2020, and 2021 was conducted.

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Analysis of the Feasibility of the OrthoNail Hybrid Intramedullary Implant in the Human Body with Respect to Material Durability.

J Funct Biomater

January 2025

Department of Mechanics, Materials and Biomedical Engineering, Faculty of Mechanical Engineering, Wrocław University of Science and Technology, Smoluchowskiego 25, 50-372 Wrocław, Poland.

This study focuses on the development and evaluation of the OrthoNail hybrid intramedullary implant for lower limb lengthening in patients requiring significant skeletal reconstruction. The implant addresses the challenges in load-bearing during rehabilitation, providing a robust solution that is capable of supporting physiological loads. Mechanical tests, including axial compression, tension, torsion, and 3,4-point bending, determined the implant's load capacity and fatigue resistance, while finite element analysis assessed stress distributions in bone tissue and around screw holes during single-leg stance, with boundary conditions derived from Orthoload database data.

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Biodegradable Polymers and Textiles.

J Funct Biomater

January 2025

Department of Textile Technologies, Center for Physical Sciences and Technology, Demokratu Str. 53, LT-48485 Kaunas, Lithuania.

The increasing interest in developing biodegradable polymers through chemical treatments, microorganisms, and enzymes highlights a commitment to environmentally friendly disposal methods [...

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The aim of this study was to investigate the effects of retro-cavity preconditioning with or without 17% ethylenediaminetetraacetic acid (EDTA) solution on root surface pH as well as dislodgement resistance of NeoMTA2 and MTA Flow retro-fills. Forty-eight single-rooted human incisors were selected. After completion of endodontic treatment, root-end resections were performed, and retro-cavities were prepared.

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: The aim of this study was to evaluate the influence of acidic beverages on the mechanical properties of various dental resin-based materials. : A total number of 160 samples were prepared using four types of resin-based materials-Group A ( = 40): flowable composite, Group B ( = 40): heavy-flow composite, Group C ( = 40): resin-based sealant and Group D ( = 40): nano-hybrid composite. Then, the samples were distributed into four subgroups according to the submersion solution: ( = 10): artificial saliva, ( = 10): coffee, ( = 10): cola and ( = 10): red wine.

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Aims: Supplementing Lactobacillus alongside antibiotic treatment was a curative strategy to modulate gut microbiota and alleviate antibiotic-associated dysbiosis. But the lactobacilli that are used as probiotics are sensitive or have a low level of resistance to antibiotics, so they usually cannot achieve their beneficial effect, since they are killed by the applied antibiotics. This work aimed to develop the highly resistant Lactiplantibacillus plantarum subsp.

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Wastewater-based surveillance (WBS) allows the analysis of pathogens, chemicals or other biomarkers in wastewater to derive unbiased epidemiological information at population scale. After re-gaining attention during the SARS-CoV-2 pandemic, the field holds promise as a surveillance and early warning system by tracking emerging pathogens with pandemic potential. Expanding the current toolbox of analytical techniques for wastewater analysis, we explored the use of Hyperplex PCR (hpPCR) to analyse SARS-CoV-2 mutations in wastewater samples collected weekly in up to 22 sites across Sweden between October 2022 and December 2023.

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Determination of the Time-frequency Features for Impulse Components in EEG Signals.

Neuroinformatics

January 2025

Institute of Mathematics, University of Kassel, Heinrich-Plett-Str. 40, Kassel, 34132, Germany.

Accurately identifying the timing and frequency characteristics of impulse components in EEG signals is essential but limited by the Heisenberg uncertainty principle. Inspired by the visual system's ability to identify objects and their locations, we propose a new method that integrates a visual system model with wavelet analysis to calculate both time and frequency features of local impulses in EEG signals. We develop a mathematical model based on invariant pattern recognition by the visual system, combined with wavelet analysis using Krawtchouk functions as the mother wavelet.

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Tumor microenvironment (TME) has become a major focus of cancer research as a promising therapeutic target. TME comprises cancer cells surrounded by nonmalignant cells, vessels, lymphoid organs, immune cells, nerves, intercellular components, molecules and metabolites located within or near the tumor lesion. Neuromedin U (NMU), a secretory peptide identified in the TME, has gained much attention as an important player in cancer and nonmalignant cell crosstalk.

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FXa-Responsive Hydrogels to Craft Corneal Endothelial Lamellae.

Adv Healthc Mater

January 2025

Max Bergmann Center of Biomaterials Dresden, Leibniz-Institut für Polymerforschung Dresden e. V., Hohe Str. 6, 01069, Dresden, Germany.

Cell-instructive polymer hydrogels are instrumental in tissue engineering for regenerative therapies. Implementing defined and selective responsiveness to external stimuli is a persisting challenge that critically restricts their functionality. Addressing this challenge, this study introduces a versatile, modular hydrogel system composed of four-arm poly(ethylene glycol)(starPEG)-peptide and glycosaminoglycan(GAG)-maleimide conjugates.

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Metastatic cancer cells undergo metabolic reprogramming, which involves changes in the metabolic fluxes, including endocytosis, nucleocytoplasmic transport, and mitochondrial metabolism, to satisfy their massive demands for energy, cell division, and proliferation compared to normal cells. We have previously demonstrated the ability of two different types of compounds to interfere with linchpins of metabolic reprogramming, Pitstop-2 and 1,6-hexanediol (1,6-HD). 1,6-HD disrupts glycolysis enzymes and mitochondrial function, enhancing reactive oxygen species production and reducing cellular ATP levels, while Pitstop-2 impedes clathrin-mediated endocytosis and small GTPases activity.

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