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Análisis
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Espectroscopia de resonancia magnética nuclear
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48421por Oh, Jang-Hoon, Choi, Bo Guem, Rhee, Hak Young, Lee, Jin San, Lee, Kyung Mi, Park, Soonchan, Cho, Ah Rang, Ryu, Chang-Woo, Park, Key Chung, Kim, Eui Jong, Jahng, Geon-Ho“…The objective of this study was to evaluate the characteristics of chemical exchange proton pools using the CEST MRI technique in patients with dementia. …”
Publicado 2021
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48422por Gramegna, Laura L., Evangelisti, Stefania, Di Vito, Lidia, La Morgia, Chiara, Maresca, Alessandra, Caporali, Leonardo, Amore, Giulia, Talozzi, Lia, Bianchini, Claudio, Testa, Claudia, Manners, David N., Cortesi, Irene, Valentino, Maria L., Liguori, Rocco, Carelli, Valerio, Tonon, Caterina, Lodi, Raffaele“…OBJECTIVE: The purpose of this study was to investigate correlations between brain proton magnetic resonance spectroscopy ((1)H‐MRS) findings with serum biomarkers and heteroplasmy of mitochondrial DNA (mtDNA) mutations. …”
Publicado 2021
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48423por Barnes, William J., Koj, Sabina, Black, Ian M., Archer-Hartmann, Stephanie A., Azadi, Parastoo, Urbanowicz, Breeanna R., Peña, Maria J., O’Neill, Malcolm A.“…We then showed the utility of proton nuclear magnetic resonance spectroscopy ((1)H-NMR) to investigate the structure of intact RG-II and to complement the RG-II dimerization studies performed using size-exclusion chromatography. …”
Publicado 2021
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48424por Kim, Junhyeong, Goldstein, Allen H., Chakraborty, Romy, Jardine, Kolby, Weber, Robert, Sorensen, Patrick O., Wang, Shi, Faybishenko, Boris, Misztal, Pawel K., Brodie, Eoin L.“…Microbial volatile compounds (mVCs) emitted from soil represent information-dense signatures and when assayed non-destructively using state-of-the-art instrumentation such as Proton Transfer Reaction-Time of Flight-Mass Spectrometry (PTR-TOF-MS) provide time resolved insights into the metabolism of active microbiomes. …”
Publicado 2021
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48425por MacCannell, Amanda D. V., Futers, T. Simon, Whitehead, Anna, Moran, Amy, Witte, Klaus K., Roberts, Lee D.“…Female mice have increased metabolic flexibility to adapt to changes in energy intake by regulating energy expenditure through increased complex II and maximal mitochondrial respiration within BAT when HFD challenged and increased proton leak in sWAT mitochondria.…”
Publicado 2021
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48426por Schaller-Paule, Martin A., Steidl, Eike, Shrestha, Manoj, Deichmann, Ralf, Steinmetz, Helmuth, Seiler, Alexander, Lapa, Sriramya, Steiner, Thorsten, Thonke, Sven, Weidauer, Stefan, Konczalla, Juergen, Hattingen, Elke, Foerch, Christian“…During study visits, a clinical neurological examination and brain MRI, including high-resolution T2-, proton-density-weighted imaging, and DTI tractography, are performed. …”
Publicado 2021
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48427por Rossi, Marco, Marzi, Federico, Natale, Mariarita, Porceddu, Aristotele, Tuccori, Marco, Lazzerini, Pietro Enea, Laghi-Pasini, Franco, Capecchi, Pier Leopoldo“…A vast majority were prescribed at least one QT-prolonging drug (218/243 [89.7%]), whereas 74/218 (30.5%) were receiving at least one medication with a known risk of Torsades des Pointes (TdP). Proton pump inhibitors were the second most commonly prescribed class of drugs. …”
Publicado 2021
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48428por Ghoz, Hassan, Stancampiano, Fernando F., Valery, Jose R., Nordelo, Katie, Malviya, Balkishan, Lacy, Brian E., Francis, Dawn, DeVault, Kenneth, Bouras, Ernest, Krishna, Murli, Palmer, William C.“…Both groups had similar proton pump inhibitor (87.2 % vs. 83.3 %; P = 0.37) and steroid (12.8 % vs. 21.4 %; P = 0.14) use. …”
Publicado 2021
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48429por Sibomana, Isaie, Foose, Daniel P., Raymer, Michael L., Reo, Nicholas V., Karl, J. Philip, Berryman, Claire E., Young, Andrew J., Pasiakos, Stefan M., Mauzy, Camilla A.“…Urine samples collected on SL day 12 and HA days 1 and 18 were analyzed using proton NMR tools and the data were subjected to multivariate analyses. …”
Publicado 2021
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48430por Gupta, Shruti, Short, Samuel A P, Sise, Meghan E, Prosek, Jason M, Madhavan, Sethu M, Soler, Maria Jose, Ostermann, Marlies, Herrmann, Sandra M, Abudayyeh, Ala, Anand, Shuchi, Glezerman, Ilya, Motwani, Shveta S, Murakami, Naoka, Wanchoo, Rimda, Ortiz-Melo, David I, Rashidi, Arash, Sprangers, Ben, Aggarwal, Vikram, Malik, A Bilal, Loew, Sebastian, Carlos, Christopher A, Chang, Wei-Ting, Beckerman, Pazit, Mithani, Zain, Shah, Chintan V, Renaghan, Amanda D, Seigneux, Sophie De, Campedel, Luca, Kitchlu, Abhijat, Shin, Daniel Sanghoon, Rangarajan, Sunil, Deshpande, Priya, Coppock, Gaia, Eijgelsheim, Mark, Seethapathy, Harish, Lee, Meghan D, Strohbehn, Ian A, Owen, Dwight H., Husain, Marium, Garcia-Carro, Clara, Bermejo, Sheila, Lumlertgul, Nuttha, Seylanova, Nina, Flanders, Lucy, Isik, Busra, Mamlouk, Omar, Lin, Jamie S, Garcia, Pablo, Kaghazchi, Aydin, Khanin, Yuriy, Kansal, Sheru K, Wauters, Els, Chandra, Sunandana, Schmidt-Ott, Kai M, Hsu, Raymond K, Tio, Maria C, Sarvode Mothi, Suraj, Singh, Harkarandeep, Schrag, Deborah, Jhaveri, Kenar D, Reynolds, Kerry L, Cortazar, Frank B, Leaf, David E“…Lower baseline estimated glomerular filtration rate, proton pump inhibitor (PPI) use, and extrarenal immune-related adverse events (irAEs) were each associated with a higher risk of ICPi-AKI. …”
Publicado 2021
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48431“…BACKGROUND: Prior to antireflux surgery, most patients with symptoms of gastroesophageal reflux disease (GERD) have been taking long-term proton pump inhibitors (PPIs). PPIs have been shown to cause changes to the intestinal microbiota, such as small intestinal bacterial overgrowth (SIBO), which is characterised by symptoms of gas bloating. …”
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48432por Shirota, Masami, Nitta, Masayuki, Saito, Taiichi, Tsuduki, Syunsuke, Fukui, Atsushi, Ikuta, Souko, Yoshida, Ayako, Muragaki, Yoshihiro, Kawamata, Takakazu“…Introduction: Amide Proton Transfer Imaging(APT)is an MRI imaging method that images the increased concentration of amide groups in tumors and is expected to be clinically applied to the diagnostic imaging of gliomas.On the other hand,T2/FLAIR mismatch sign(T2/FLms)has been proposed as an MRI finding specific to astrocytoma with IDH gene mutation.This time,in the WHO2016 Brain Tumor Pathological Classification,we report the verification of the pathological gene classification of APT and the retrospective verification based on the pathological diagnosis results of whether there is a relationship between APT and T2/FLms. …”
Publicado 2021
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48433por de la Garza-García, Jorge A., Ouahrani-Bettache, Safia, Lyonnais, Sébastien, Ornelas-Eusebio, Erika, Freddi, Luca, Al Dahouk, Sascha, Occhialini, Alessandra, Köhler, Stephan“…The identified core response mechanisms comprise proton neutralization or extrusion from the cytosol, participating in maintaining physiological intracellular pH values. …”
Publicado 2021
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48434por Weingrill, Rodrigo Barbano, Paladino, Sandra Luft, Souza, Matheus Leite Ramos, Pereira, Eduardo Manoel, Marques, Aldilane Lays Xavier, Silva, Elaine Cristina Oliveira, da Silva Fonseca, Eduardo Jorge, Ursulino, Jeferson Santana, Aquino, Thiago Mendonça, Bevilacqua, Estela, Urschitz, Johann, Silva, Jean Carl, Borbely, Alexandre Urban“…Exosome-enriched plasma samples were analyzed by Raman spectroscopy and by proton nuclear magnetic resonance metabolomics ((1)H NMR). …”
Publicado 2021
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48435por Martí-Bonmatí, Luis, Rodríguez-Ortega, Alejandro, Ten-Esteve, Amadeo, Alberich-Bayarri, Ángel, Celda, Bernardo, Ferrer, Eduardo“…Normalised R2 relative dynamic changes after the intravenous injection of a H(2)(17)O saline solution provide a unique opportunity to map water pathophysiology in vivo, opening the analysis of aquaporins status and modifications by disease at clinically available 3-T proton MR scanners.…”
Publicado 2021
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48436por Walker, Hannah K., Ottka, Claudia, Lohi, Hannes, Handel, Ian, Clements, Dylan N., Gow, Adam G., Mellanby, Richard J.“…Metabolic profiling was conducted using a canine‐specific proton nuclear magnetic resonance spectroscopy platform, and the effects of seasonality were studied for 98 metabolites using a cosinor model. …”
Publicado 2021
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48437“…BACKGROUND: The proton therapy is a form of particle radiation therapy that dose enhancement to improve therapeutic ratio (TR) is obtained by high-Z materials. …”
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48438por Shami, Jessica J P, Zhao, Jiaxi, Pathadka, Swathi, Wan, Eric Yuk Fai, Blais, Joseph Edgar, Vora, Pareen, Soriano-Gabarró, Montse, Cheung, Ka Shing, Leung, W K, Wong, Ian C K, Chan, Esther W“…Patients prescribed low-dose aspirin had an increased risk of GIB (HR 1.15, 95% CI, 1.11 to 1.20), except for patients prescribed proton pump inhibitors or histamine H2-receptor antagonists (HR 1.03, 95% CI, 0.96 to 1.10). …”
Publicado 2022
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48439por Nieuwenburg, S. A. V., Mommersteeg, M. C., Wolters, L. M. M., van Vuuren, A. J., Erler, N., Peppelenbosch, M. P., Fuhler, G. M., Bruno, M. J., Kuipers, E. J., Spaander, M. C. W.“…Patients were excluded if they had used antibiotics/bismuth in the past 4 weeks, or a proton pomp inhibitor (PPI) in the past 2 weeks. Participants underwent UBT, ELISA stool antigen test in standard feces tube (SAT), ELISA stool antigen test in FIT tube (Hp-FIT), and blood sampling, and completed a questionnaire on user friendliness. …”
Publicado 2021
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48440por Liu, Jin, Liao, Jian-Wei, Li, Wei, Chen, Xiao-Jun, Feng, Jia-Xin, Yao, Lin, Huang, Pan-Hui, Su, Zhi-Hai, Lu, Hai, Liao, Yu-Ting, Li, Shao-Lin, Ma, Ya-Jun“…We prospectively study the performance of the CBW proton density (CBWPD) measured by a 3D short repetition time adiabatic inversion recovery prepared ultrashort echo time (STAIR-UTE) magnetic resonance imaging (MRI) sequence in the diagnosis of osteoporosis in human lumbar spine. …”
Publicado 2022
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