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Mostrando 281 - 300 Resultados de 723 Para Buscar '"Sabre"', tiempo de consulta: 0.21s Limitar resultados
  1. 281
    “…PURPOSE: To present a case of linear scleroderma known as “en coup de sabre” associated with Coats'- like response. CASE REPORT: A 12-year-old boy presented with subacute painless vision loss in the ipsilateral side of the patient's en coup de sabre lesion. …”
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    Coats'-like Response Associated with Linear Scleroderma
  2. 282
    “…The platform simultaneously addresses the challenges of handling small sample quantities through microfluidics, the associated decrease in signal given the reduced sample quantity by Signal Amplification by Reversible Exchange (SABRE), and overcoming spectral crowding by taking advantage of the chemosensing aspect of the SABRE effect. …”
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    Parahydrogen based NMR hyperpolarisation goes micro: an alveolus for small molecule chemosensing
  3. 283
    “…We demonstrate use of ultrafast Laplace NMR to monitor changes in pyridine T(2) and D associated with ligation to the iridium SABRE catalyst and kinetic isotope exchange reactions. …”
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    Ultrafast Laplace NMR to study metal–ligand interactions in reversible polarisation transfer from parahydrogen
  4. 284
    “…[Image: see text] Signal amplification by reversible exchange (SABRE) of a substrate and parahydrogen at a catalytic center promises to overcome the inherent insensitivity of magnetic resonance. …”
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    Toward Biocompatible Nuclear Hyperpolarization Using Signal Amplification by Reversible Exchange: Quantitative in Situ Spectroscopy and High-Field Imaging
  5. 285
    “…In this work we present a detailed study of SABRE SHEATH (signal amplification by reversible exchange in shield enabled alignment transfer to heteronuclei) experiments on (15)N(2)‐azobenzene. …”
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    Hyperpolarization of cis‐(15)N(2)‐Azobenzene by Parahydrogen at Ultralow Magnetic Fields
  6. 286
    “…The mean work time (between Allez and Halte) was 17.9 ± 3.1 s for épée, 5.8 ± 2.5 s for foil and 1 .7 ± 0.4 s for sabre. The fight work-to-rest ratios recorded were 1:0.9, 1:2.6 and 1:9.2 for épée, foil and sabre respectively. …”
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    Temporal demands of elite fencing
  7. 287
    “…[Image: see text] We report NMR Signal Amplification by Reversible Exchange (SABRE) hyperpolarization of the rare isotopes in “neat” liquids, each composed only of an otherwise pure target compound with isotopic natural abundance (n.a.) and millimolar concentrations of dissolved catalyst. …”
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    Hyperpolarization of “Neat” Liquids by NMR Signal Amplification by Reversible Exchange
  8. 288
    “…We explore the magnetic field dependence of the SABRE-Relay efficiency and show the existence of a second maximum at 19.0 ± 0.3 mT. …”
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    Relayed hyperpolarization for zero-field nuclear magnetic resonance
  9. 289
    “…We identify optimal amine proton transfer agents for SABRE-Relay and show how catalyst structure influences the outcome. …”
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    Relayed hyperpolarization from para-hydrogen improves the NMR detectability of alcohols
  10. 290
    “…Signal amplification by reversible exchange (SABRE) offers a route to dramatically improve the sensitivity of magnetic resonance methods, and we apply it here to the rapid and cost‐effective hyperpolarisation of substituted pyridazines. …”
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    Steric and electronic effects on the (1)H hyperpolarisation of substituted pyridazines by signal amplification by reversible exchange
  11. 291
    Tabla de Contenidos: “…Sabre dance.--Lullaby.--Dance of the rose maidens.…”
    Partituras Libro
    Gayne ballet : suite no. 1.
  12. 292
    “…Morphea en coup de sabre and progressive hemifacial atrophy are extremely rare connective tissue disorders causing facial deformity. …”
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    Disturbances of the stomatognathic system and possibilities of its correction in patients with craniofacial morphea
  13. 293
    “…Hyperpolarisation methods, such as Signal Amplification By Reversible Exchange (SABRE), turn typically weak magnetic resonance responses into strong signals. …”
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    Direct and indirect hyperpolarisation of amines using parahydrogen
  14. 294
    “…This is achieved by forming [Ir(H)(2)(κ (2)‐ketoisocaproate)(N‐heterocyclic carbene)(sulfoxide)] which transfers latent magnetism from p‐H(2) via the signal amplification by reversible exchange (SABRE) process. The effect of polarization transfer field on the formation of enhanced (13)C magnetization is evaluated. …”
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    Reversible Hyperpolarization of Ketoisocaproate Using Sulfoxide‐containing Polarization Transfer Catalysts
  15. 295
    “…[Image: see text] The SABRE-Relay hyperpolarization method is used to enhance the (1)H and (13)C NMR signals of lactate esters, which find use in a wide range of medical, pharmaceutical, and food science applications. …”
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    Toward Optimizing and Understanding Reversible Hyperpolarization of Lactate Esters Relayed from para-Hydrogen
  16. 296
    Publicado 1990
    Tabla de Contenidos: “…Waltz from "Sleeping beauty" / Tchaikovsky (4:24) -- Galop from "The comedians" / Kabalevsky (1:32) -- Norwegian dance no. 2 / Grieg (2:20) -- Polka from "Schwanda the bagpiper" / Weinberger (2:22) -- Russian sailors' dance from "The red poppy" / Gliere (3:32) -- Farandole from "L'arlésienne" / Bizet (3:13) -- Pizzicato polka from "Sylvia" / Delibes (1:36) -- Sabre dance from "Gayaneh" / Khachaturian (2:27) -- Bacchanale from "Samson et Dalila" / Saint-Saëns (6:49) -- Scherzo from "A midsummer night's dream" / Mendelssohn (4:21) -- Ga{circ}ité parisienne (complete) / Offenbach ; arr. …”
    CD Audiom
    Symphonic dances
  17. 297
    “…Furthermore, while [Ir(H)(2)(COE)(py)(3)]PF(6) (6) forms upon the addition of AgPF(6) to 2, its stability precludes its efficient involvement in SABRE.…”
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    Iridium Cyclooctene Complex That Forms a Hyperpolarization Transfer Catalyst before Converting to a Binuclear C–H Bond Activation Product Responsible for Hydrogen Isotope Exchange
  18. 298
    “…In the latter, unusual decarboxylation of pyruvate to form acetic acid and CO(2) was observed and further studied using SABRE‐hyperpolarised (13)C NMR (SABRE – signal amplification by reversible exchange) to provide information about the reaction timescale and lifetime of intermediates involved in this conversion. …”
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    In Situ Ternary Adduct Formation of Yttrium Polyaminocarboxylates Leads to Small Molecule Capture and Activation
  19. 299
    “…Hyperpolarization enhances the intensity of the NMR signals of a molecule, whose in vivo metabolic fate can be monitored by MRI with higher sensitivity. SABRE is a hyperpolarization technique that could potentially be used to image nitric oxide (NO) production in vivo. …”
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    Synthesis and hyperpolarisation of eNOS substrates for quantification of NO production by (1)H NMR spectroscopy
  20. 300
    “…Signal Amplification by Reversible Exchange (SABRE) is an inexpensive and simple hyperpolarization technique that is capable of boosting nuclear magnetic resonance sensitivity by several orders of magnitude. …”
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    A simple and cost-efficient technique to generate hyperpolarized long-lived (15)N-(15)N nuclear spin order in a diazine by signal amplification by reversible exchange
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