Search Results - "Hedges, John"
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Characterization of a major refractory component of marine dissolved organic matter
Published in Geochimica et cosmochimica acta (01-06-2006)“…Refractory carboxyl-rich alicyclic molecules (CRAM) are characterized in marine dissolved organic matter (DOM) using nuclear magnetic resonance spectroscopy…”
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Young organic matter as a source of carbon dioxide outgassing from Amazonian rivers
Published in Nature (28-07-2005)“…Rivers are generally supersaturated with respect to carbon dioxide, resulting in large gas evasion fluxes that can be a significant component of regional net…”
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Photodegradation and photosensitization of mycosporine-like amino acids
Published in Journal of photochemistry and photobiology. B, Biology (01-08-2005)“…The photodegradation and photosensitization of several mycosporine-like amino acids (MAAs) were investigated. The photodegradation of the MAA, palythine, was…”
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Reburial of fossil organic carbon in marine sediments
Published in Nature (22-01-2004)“…Marine sediments act as the ultimate sink for organic carbon, sequestering otherwise rapidly cycling carbon for geologic timescales. Sedimentary organic carbon…”
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Dissolved organic carbon in ridge-axis and ridge-flank hydrothermal systems
Published in Geochimica et cosmochimica acta (01-08-2006)“…The circulation of hydrothermal fluid through the upper oceanic crustal reservoir has a large impact on the chemistry of seawater, yet the impact on dissolved…”
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Defining the Order in Which Nmd3p and Rpl10p Load onto Nascent 60S Ribosomal Subunits
Published in Molecular and Cellular Biology (01-05-2005)“…Article Usage Stats Services MCB Citing Articles Google Scholar PubMed Related Content Social Bookmarking CiteULike Delicious Digg Facebook Google+ Mendeley…”
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Analytical Validation of a Highly Sensitive, Multiplexed Chronic Myeloid Leukemia Monitoring System Targeting BCR-ABL1 RNA
Published in The Journal of molecular diagnostics : JMD (01-07-2019)“…This study describes the analytical performance of the QuantideX qPCR BCR-ABL IS Kit, the first Food and Drug Administration–cleared assay designed to monitor…”
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Release of the export adapter, Nmd3p, from the 60S ribosomal subunit requires Rpl10p and the cytoplasmic GTPase Lsg1p
Published in The EMBO journal (09-02-2005)“…In eukaryotes, nuclear export of the large (60S) ribosomal subunit requires the adapter protein Nmd3p to provide the nuclear export signal. Here, we show that…”
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Establishment and validation of analytical reference panels for the standardization of quantitative BCR-ABL1 measurements on the international scale
Published in Clinical chemistry (Baltimore, Md.) (01-06-2013)“…Current guidelines for managing Philadelphia-positive chronic myeloid leukemia include monitoring the expression of the BCR-ABL1 (breakpoint cluster…”
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The Putative GTPases Nog1p and Lsg1p Are Required for 60S Ribosomal Subunit Biogenesis and Are Localized to the Nucleus and Cytoplasm, Respectively
Published in Molecular and Cellular Biology (01-06-2003)“…Article Usage Stats Services MCB Citing Articles Google Scholar PubMed Related Content Social Bookmarking CiteULike Delicious Digg Facebook Google+ Mendeley…”
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Composition and flux of particulate amino acids and chloropigments in equatorial Pacific seawater and sediments
Published in Deep-sea research. Part I, Oceanographic research papers (01-08-2000)“…Compositions and fluxes of amino acids and major chloropigments were measured in the central equatorial Pacific Ocean as part of the US JGOFS EqPac program…”
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An Improved Thermal Oxidation Method for the Quantification of Soot/Graphitic Black Carbon in Sediments and Soils
Published in Environmental science & technology (01-09-2001)“…Recent findings have confirmed the importance of black carbon (BC) in the global biogeochemical cycles of carbon and oxygen through its important contribution…”
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Evidence for non-selective preservation of organic matter in sinking marine particles
Published in Nature (London) (15-02-2001)“…The sinking of particulate organic matter from ocean surface waters transports carbon to the ocean interior, where almost all is then recycled. The unrecycled…”
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Organic matter in the Peruvian headwaters of the Amazon: Compositional evolution from the Andes to the lowland Amazon mainstem
Published in Organic geochemistry (01-03-2007)“…We examined the compositions of dissolved, fine and coarse particulate organic matter fractions (DOM, FPOM and CPOM, respectively) from 18 river sites in Peru…”
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Major Bacterial Contribution to Marine Dissolved Organic Nitrogen
Published in Science (American Association for the Advancement of Science) (10-07-1998)“…Next to N$_2$ gas, the largest pool of reduced nitrogen in the ocean resides in the enormous reservoir of dissolved organic nitrogen (DON). The chemical…”
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The role of biominerals in the sinking flux and preservation of amino acids in the Southern Ocean along 170°W
Published in Deep-sea research. Part II, Topical studies in oceanography (01-03-2003)“…In a study of the transport and transformation of particulate amino acids in the Southern Ocean, we found that silicate and calcium carbonate biominerals play…”
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Influence of oxygen exposure time on organic carbon preservation in continental margin sediments
Published in Nature (London) (05-02-1998)“…Today, over 90% of all organic carbon burial in the ocean occurs in continental margin sediments. This burial is intrinsically linked to the cycling of…”
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Sorptive Fractionation of Dissolved Organic Nitrogen and Amino Acids onto Fine Sediments within the Amazon Basin
Published in Limnology and oceanography (01-12-2001)“…A consistent observation of river waters in the Amazon Basin and elsewhere is that suspended fine particulate organic matter (FPOM) is compositionally distinct…”
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Tannin diagenesis in mangrove leaves from a tropical estuary: a novel molecular approach
Published in Geochimica et cosmochimica acta (01-09-2001)“…Molecular-level condensed tannin analyses were conducted on a series of mangrove (Rhizophora mangle) leaves at various stages of decomposition in a tropical…”
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