Mostrando 48,781 - 48,800 Resultados de 49,655 Para Buscar '"protones"', tiempo de consulta: 0.54s Limitar resultados
  1. 48781
    “…The impact of GASs, including proton pump inhibitors (PPIs) and histamine type 2 receptor antagonists (H(2)RAs), on the effectiveness and safety of EGFR-TKIs remains unclear. …”
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  2. 48782
    por Hamilton, Jesse I.
    Publicado 2022
    “…The aim of this study is to shorten the breathhold and diastolic acquisition window in cardiac magnetic resonance fingerprinting (MRF) for simultaneous T(1), T(2), and proton spin density (M(0)) mapping to improve scan efficiency and reduce motion artifacts. …”
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  3. 48783
    por Lim, Song‐I, Xin, Lijing
    Publicado 2022
    “…The MEGA‐sSPECIAL editing scheme using asymmetric adiabatic and highly selective Gaussian pulses was used to compare its GABA measurement reproducibility with that of short echo‐time (TE) sSPECIAL. Proton magnetic resonance spectra were acquired in the motor cortex (M1) and medial prefrontal cortex (mPFC) using the sSPECIAL (TR/TE = 4000/16 ms) and MEGA‐sSPECIAL sequences (TR/TE = 4000/80 ms). …”
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  4. 48784
    “…In parallel, in a pilot study of 9 RA patients treated with Tofa 5 mg twice a day (NCT04175886), the proton density fat fraction (PDFF) was measured using MRI at the lumbar spine at baseline and at 6 months. …”
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  5. 48785
    “…Carrying out the halide abstraction reaction in the sterically demanding ether iPr(2)O afforded the protonated α‐SiCP [Ph(3)PCH(Et)Si(Cl)iPr(2)][B(C(6)F(5))(4)] (6 dec) by sodium‐mediated basic ether decomposition, whereas successfully synthesized [Ph(3)PC(Et)SiiPr(2)][B(C(6)F(5))(4)] (10) readily cleaves the F−C bond in fluorobenzene. …”
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  6. 48786
    “…METHODS: A total of 192 patients who underwent double-bundle ACLR were recruited. Proton density–weighted and T2-weighted MRI was performed at 3, 6, and 12 months after surgery, and the signal intensity ratio (SIR) of the anteromedial and posterolateral bundles was measured as the graft signal intensity reference values. …”
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  7. 48787
    “…Associations between clinical factors, magnetic resonance imaging proton density fat fraction, steatosis stage and ATI values were evaluated. …”
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  8. 48788
    “…This retrospective study included 125 patients irradiated to 40–41.4 Gy with photons or protons combined with concurrent chemotherapy. On initial and restaging 18F-FDG-PET/CT, the lungs and heart were contoured as organs at risk for which standardized uptake values (SUV) were evaluated. …”
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  9. 48789
    “…RESULTS: A 48-hour developmental exposure to PCP causing mild growth delay (∼10 % decrease in growth during 48 h, covering all larval stages) reduced whole-organism ATP content > 50 %, and spare respiratory capacity ∼ 30 %. Proton leak was also markedly increased. These findings suggest a main toxic mechanism of mitochondrial uncoupling rather than oxidative stress, which was further supported by a concomitant shift toward a more reduced cellular redox state measured at the whole organism level. …”
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  10. 48790
    “…Treatment of THF solutions of complexes 3 and 4 with hydrogen gas, at room temperature, results in the formation of the metal hydrido-complexes [Cp*MH(κ(2)N,P-H(2)L)][SbF(6)] (M = Rh, 5; Ir, 6) in which the N(p-Tolyl) group has been protonated. Complexes 3 and 4 react with deuterated water in a reversible fashion resulting in the gradual deuteration of the Cp* group. …”
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  11. 48791
  12. 48792
    “…Treatment concepts included combined ion beam radiotherapy (CIBRT, N = 18), protons only (N = 3), carbon ions only (N = 12), IMRT with a carbon ion boost (N = 5), and carbon ion re-irradiation (N = 13). …”
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  13. 48793
    “…In addition, apoptosis, autophagy, oxidative stress, antioxidant level, DNA damage and the mitochondrial membrane potential (ΔΨm) generated by proton pumps were measured by flow cytometry. Furthermore, deactivation of the key signaling pathways involved in cancer progression such as NF-κB, ERK1/2, p38, STAT1, STAT3, STAT5 was also evaluated by this technique. …”
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  14. 48794
    “…Cellular oxygen consumption rate (OCR) and the total proton efflux rate (PER), as well as ATP concentration, were tracked to study metabolic responses to specifically targeted inhibitors, including EPIC-0412, arachidonyl trifluoromethyl ketone (AACOCF3), and 2 deoxy-D-glucose (2-DG). …”
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  15. 48795
    “…Compared with age- and sex-matched controls, patients being referred from residential care homes for the elderly, the presence of indwelling devices, use of beta-lactam/beta-lactamase inhibitors, carbapenems, and proton pump inhibitors in the preceding 6 months, and history of hospitalization in the past 6 months were significantly associated with gastrointestinal colonization with CRAB, as shown by multivariable analysis. …”
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  16. 48796
    “…Lanthanum-133 is an excellent positron-emitting diagnostic lanthanide to radiolabel macropa-functionalized therapeutics since (133)La forms a perfectly matched theranostic pair of radionuclides with the therapeutic radionuclide (225)Ac, which itself can optimally be complexed by macropa as well. (133)La was thus produced by cyclotron-based proton irradiation of an enriched (134)Ba target. …”
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  17. 48797
    “…Utilizing the Seahorse XF96 instrument to investigate mitochondrial respiration, clone 695 cells demonstrated a higher basal Oxygen Consumption Rate (OCR), ATP-linked OCR, and proton leak compared to PC3 cells. The elevation of mitochondrial function in clone 695 cells is accompanied by an increase in mitochondrial H(2)O(2) production. …”
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  18. 48798
    “…Membrane vesicles were prepared and rates of deamino-NADH oxidase activity and proton translocation were measured. Samples were also tested for assembly by native gel electrophoresis and for expression of NuoH by immunoblotting. …”
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  19. 48799
    “…This was followed by the identification of their chemical structures using Fourier transform infrared (FTIR), ultraviolet (UV), gas chromatography and mass spectrometry (GC-MS), carbon-13 nuclear magnetic resonance ((13)C-NMR), and proton nuclear magnetic resonance ((1)H-NMR) analysis. …”
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  20. 48800
    “…Co-administration of ADCs with colony-stimulating factors, proton pump inhibitors, H2-receptor antagonists, or CYP3A4/5 inhibitors showed to synergistically increase the risk of sepsis-related toxicities. …”
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