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1. Full Text Multi-compound polarization by DNP allows simultaneous assessment of multiple enzymatic activities in vivo
by Wilson, David M and Keshari, Kayvan R and Larson, Peder E.Z and Chen, Albert P and Hu, Simon and Criekinge, Mark Van and Bok, Robert and Nelson, Sarah J and Macdonald, Jeffrey M and Vigneron, Daniel B and Kurhanewicz, John
Journal of Magnetic Resonance, ISSN 1090-7807, 2010, Volume 205, Issue 1, pp. 141 - 147
Methods for the simultaneous polarization of multiple C-enriched metabolites were developed to probe several enzymatic pathways and other physiologic... 
[1,4- 13C]fumaric acid | 13C-urea | 13C-sodium bicarbonate | Hyperpolarized 13C | [1- 13C]pyruvic acid | C-sodium bicarbonate | 1,4 | C]pyruvic acid | Hyperpolarized | C]fumaric acid | C-urea | C-13-sodium bicarbonate | BIOCHEMICAL RESEARCH METHODS | PHYSICS, ATOMIC, MOLECULAR & CHEMICAL | INTRACELLULAR PH | RELAXATION | [1,4-C-13]fumaric acid | NMR | SPECTROSCOPY | PROSTATE-CANCER | MR SPECTROSCOPY | [1-C-13]pyruvic acid | C-13-urea | Hyperpolarized C-13 | Enzymes - chemistry | Neoplasm Transplantation | Prostatic Neoplasms - metabolism | Prostatic Neoplasms - chemistry | Pyruvic Acid - chemistry | Injections, Intravenous | Urea - pharmacokinetics | Gadolinium | Male | Sodium Bicarbonate - administration & dosage | Necrosis | Isotope Labeling | Pyruvic Acid - administration & dosage | Enzymes - metabolism | Pyruvic Acid - pharmacokinetics | Magnetic Resonance Spectroscopy - methods | Biomarkers, Tumor - analysis | Solubility | Sodium Bicarbonate - pharmacokinetics | Animals | Fumarates - pharmacokinetics | Indicators and Reagents | Mice | Sodium Bicarbonate - chemistry | Hydrogen-Ion Concentration | Enzymes | Lactates | Urea | Metabolites | Fumaric acid | Anisotropy | Analysis | Sodium bicarbonate | Carbonates | Prostate cancer | Tumors | Pyruvates | Polarization | pH | Biocompatibility | Mathematical models | Metabolism | [1-13C]pyruvic acid | [1,4-13C]fumaric acid
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2. Replacement rates of carbon stable isotope (13C) in muscle tissue of pintado, Pseudoplatystoma corruscans (Agassiz, 1829)
by Furuya, Valéria R. B and Hayashi, Carmino and Furuya, Wilson M
Replacement rates of carbon stable isotope (13C) in muscle tissue of pintado, Pseudoplatystoma corruscans (Agassiz, 1829), 12/2002
This work was undertaken out to the evaluate the replacement rates of carbon stable isotope (13C) in the muscle tissue of Pseudoplatystoma corruscans   ,... 
13C, muscle tissue, pintado, Pseudoplatystoma corruscans   , replacement, stable isotope | 13C, isótopo estável, pintado, Pseudoplatystoma corruscans   , substituição, tecido muscular
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3. Full Text Ascorbigen A—NMR identification
by Sychrovský, Vladimír and Šaman, David and Fiala, Radovan and Humpa, Otakar and Sýkora, Jan and Kessler, Pavel and Blechta, Vratislav and Dobrev, Petre and Schraml, Jan
Magnetic Resonance in Chemistry, ISSN 0749-1581, 12/2019, Volume 57, Issue 12, pp. 1084 - 1096
The connectivities of all atoms in ascorbigen A, an important metabolite, were determined unambiguously for the first time. The connectivity between carbon... 
NMR | 13C–1H coupling constants | 1H–1H coupling constants | NOE | natural product | rotamers | 13C–13C coupling constants | stereochemistry | 1H NMR | 13C NMR | Protons | Computational chemistry | Solvation | Nuclear magnetic resonance--NMR | Metabolites | Continuum modeling | Overhauser effect | Dimethyl sulfoxide | Density functional theory | Coupling | Carbon | Carbon 13
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4. Full Text Does ectomycorrhiza have a universal key role in the formation of soil organic matter in boreal forests?
by Högberg, Mona N and Skyllberg, Ulf and Högberg, Peter and Knicker, Heike
Soil Biology and Biochemistry, ISSN 0038-0717, 01/2020, Volume 140, p. 107635
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5. Full Text Mid-late Holocene climate, demography, and cultural dynamics in Iberia: A multi-proxy approach
by Lillios, Katina T and Blanco-González, Antonio and Drake, Brandon Lee and López-Sáez, José Antonio
Quaternary Science Reviews, ISSN 0277-3791, 03/2016, Volume 135, pp. 138 - 153
Despite increasing interest in the relationship between culture transformation and abrupt climate change, their complexities are poorly understood. The local... 
Climate change | Palynology | 4.2 ky cal. BP | Demographic proxies | Iberia | 13C (Δ13C) values | Holocene | Culture change | 13C (δ | 4.2 ky cal. BP | C) values | CARBON-ISOTOPE DISCRIMINATION | LAKE-LEVEL FLUCTUATIONS | MEDITERRANEAN VEGETATION | NEOLITHIC LAND-USE | NW IBERIA | NORTH-ATLANTIC OSCILLATION | GEOGRAPHY, PHYSICAL | GEOSCIENCES, MULTIDISCIPLINARY | ENVIRONMENTAL-CHANGE | AGE CALIBRATION CURVES | VEGETATION CHANGES | 13C (Delta C-13) values | BRONZE-AGE | Climate | Proxy | Global temperature changes | Social aspects | Paleontology
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6. Full Text Pathways of litter C by formation of aggregates and SOM density fractions: Implications from 13C natural abundance
by Gunina, Anna and Kuzyakov, Yakov
Soil Biology and Biochemistry, ISSN 0038-0717, 04/2014, Volume 71, pp. 95 - 104
Aggregate formation is a key process of soil development, which promotes carbon (C) stabilization by hindering decomposition of particulate organic matter... 
Isotopic approaches | Density fractionation | 13C natural abundance | Origin of soil organic matter | C sequestration | Aggregate size classes | Carbon stabilization | 13C fractionation | C natural abundance | C fractionation
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7. Full Text Microbial utilization of rice straw and its derived biochar in a paddy soil
by Pan, Fuxia and Li, Yaying and Chapman, Stephen James and Khan, Sardar and Yao, Huaiying
Science of the Total Environment, ISSN 0048-9697, 07/2016, Volume 559, pp. 15 - 23
The application of straw and biochar to soil has received great attention because of their potential benefits such as fertility improvement and carbon (C)... 
13C-PLFA | Soil microbial community | 13C-labeled rice straw | 13C-labeled biochar | 13CO2 | C-labeled biochar | C-PLFA | C-labeled rice straw | Charcoal - metabolism | Oryza | Agriculture - methods | Soil Microbiology | Ecosystem | Soil - chemistry | Bacteria | Air pollution | Fatty acids | Greenhouse gases | Soil microbiology
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8. Full Text 13C fractionation at the root–microorganisms–soil interface: A review and outlook for partitioning studies
by Werth, Martin and Kuzyakov, Yakov
Soil Biology and Biochemistry, ISSN 0038-0717, 09/2010, Volume 42, Issue 9, pp. 1372 - 1384
Natural variations of the C/ C ratio have been frequently used over the last three decades to trace C sources and fluxes between plants, microorganisms, and... 
Carbon cycle | Rhizosphere | Dissolved organic matter | CO2 partitioning | Preferential substrate utilization | 13C natural abundance | C3 and C4 photosynthesis | FACE | Root respiration | 13C fractionation | Microbial utilization | and C | C natural abundance | photosynthesis | partitioning | C fractionation
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9. Full Text REVIEW: Time lag between photosynthesis and carbon dioxide efflux from soil: a review of mechanisms and controls
by KUZYAKOV, YAKOV and GAVRICHKOVA, OLGA
Global Change Biology, ISSN 1354-1013, 12/2010, Volume 16, Issue 12, pp. 3386 - 3406
CO2 efflux from soil depends on the availability of organic substances respired by roots and microorganisms. Therefore, photosynthetic activity supplying... 
phloem transport | time series analysis | C cycle | delay | CO2 partitioning | soil respiration | 14C and 13C labeling | priming effect | photosynthetic active radiation | natural 13C abundance | FACE | rhizosphere processes | Time series analysis | Priming effect | Natural | Phloem transport | Soil respiration | Delay | Photosynthetic active radiation | Rhizosphere processes | C labeling | partitioning | C and | C abundance | RESPIRED CO2 | ROOT RESPIRATION | SHORT-TERM VARIATIONS | RECENTLY ASSIMILATED CARBON | HIGH TEMPORAL RESOLUTION | BIODIVERSITY CONSERVATION | ECOSYSTEM RESPIRATION | ORGANIC-MATTER | ENVIRONMENTAL SCIENCES | LOLIUM-PERENNE | ISOTOPE COMPOSITION | ECOLOGY | TEMPERATE DECIDUOUS FOREST | Agricultural ecosystems | Soils | Carbon content | Analysis | Phytochemistry | Radiation | Photosynthesis
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10. Full Text Use of 13C and 1H NMR to determine the structure of the diastereomeric cobalt corrinoids aquacyanocobinamide and aquacyanocobester
by Chemaly, Susan M
Polyhedron, ISSN 0277-5387, 11/2019, p. 114203
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11. Full Text Growth performance and intestinal replacement time of 13C in newly weaned piglets supplemented with nucleotides or glutamic acid
by Santos, L.S and Miassi, G.M and Tse, M.L.P and Gomes, L.M and Berto, P.N and Denadai, J.C and Caldara, F.R and Dalto, D.B and Berto, D.A
Livestock Science, ISSN 1871-1413, 09/2019, Volume 227, pp. 160 - 165
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12. Full Text Serendipitous discovery of new pentacycloundecane molecules
by Kelani, Monsuru T and Kruger, Hendrik G and Govender, Thavendran and Maguire, Glenn E.M and Naicker, Tricia and Onajole, Oluseye K
Journal of Molecular Structure, ISSN 0022-2860, 11/2019, p. 127497
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13. Full Text Coil combination methods for multi-channel hyperpolarized 13C imaging data from human studies
by Zhu, Xucheng and Zhu, Zihan and Ohliger, Michael A and Tang, Shuyu and Cao, Peng and Carvajal, Lucas and Autry, Adam W and Li, Yan and Kurhanewicz, John and Chang, Susan and Aggarwal, Rahul and Munster, Pamela and Xu, Duan and Larson, Peder E.Z and Vigneron, Daniel B and Gordon, Jeremy W
Journal of Magnetic Resonance, ISSN 1090-7807, 04/2019, Volume 301, pp. 73 - 79
Effective coil combination methods for human hyperpolarized C spectroscopy multi-channel data had been relatively unexplored. This study implemented and tested... 
Pyruvate | 13C | Hyperpolarized | Coil combination | DNP
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14. Full Text State of the art direct 13C and indirect 1H‐[13C] NMR spectroscopy in vivo. A practical guide
by de Graaf, Robin A and Rothman, Douglas L and Behar, Kevin L
NMR in Biomedicine, ISSN 0952-3480, 10/2011, Volume 24, Issue 8, pp. 958 - 972
Carbon‐13 NMR spectroscopy in combination with 13C‐labeled substrate infusion is a powerful technique for measuring a large number of metabolic fluxes... 
direct 13C detection | indirect 1H‐[13C] detection | RF power deposition | metabolic modeling | metabolism | NMR spectroscopy | broadband decoupling | Metabolic modeling | C] detection | C detection | Broadband decoupling | Indirect | Metabolism | Direct | Animals | Magnetic Resonance Spectroscopy - methods | Models, Biological | Humans | Carbon Isotopes | Glucose - metabolism | Glutamic Acid - metabolism | indirect 1H-[13C] detection
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15. Full Text Improved off‐resonance phase behavior using a phase‐inverted adiabatic half‐passage pulse for 13C MRS in humans at 7 T
by Serés Roig, Eulalia and Xin, Lijing and Gallichan, Daniel and Mlynarik, Vladimir and Gruetter, Rolf
NMR in Biomedicine, ISSN 0952-3480, 12/2019, Volume 32, Issue 12, p. n/a
In vivo 13C MRS at high field benefits from an improved SNR and spectral resolution especially when using surface coils in combination with adiabatic pulses,... 
natural abundance 13C resonances | off‐resonance | adiabatic half‐passage (AHP) | 13C excitation bandwidth | 13C nucleus | human calf at 7 T | Coils | Spectroscopy | Magnetization | Adiabatic | Lipids | Two phase | Offsets | Radio frequency | Adiabatic flow | Asymmetry | Spectral resolution | Resonance | Excitation spectra | Excitation | Line spectra | Carrier frequencies | Magnetic properties | Symmetry
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