Search Results - "Albalat, Emmanuelle"
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Inter-comparison of stable iron, copper and zinc isotopic compositions in six reference materials of biological origin
Published in Talanta (Oxford) (01-01-2021)“…There is a lack of certified reference materials with an organic matrix for which metal isotope ratios have been certified. Here, we have determined the iron,…”
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2
Isotopic Ag-Cu-Pb record of silver circulation through 16th-18th century Spain
Published in Proceedings of the National Academy of Sciences - PNAS (31-05-2011)“…Estimating global fluxes of precious metals is key to understanding early monetary systems. This work adds silver (Ag) to the metals (Pb and Cu) used so far to…”
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3
Zinc Uptake by HIV-1 Viral Particles: An Isotopic Study
Published in International journal of molecular sciences (01-10-2023)“…Zinc, an essential trace element that serves as a cofactor for numerous cellular and viral proteins, plays a central role in the dynamics of HIV-1 infection…”
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4
An intrinsic volatility scale relevant to the Earth and Moon and the status of water in the Moon
Published in Meteoritics & planetary science (01-04-2015)“…The notion of a dry Moon has recently been challenged by the discovery of high water contents in lunar apatites and in melt inclusions within olivine crystals…”
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5
Magnesium stable isotope composition, but not concentration, responds to obesity and early insulin-resistant conditions in minipig
Published in Scientific reports (29-06-2022)“…Hypomagnesemia is frequently associated with type 2 diabetes and generally correlates with unfavorable disease progression, but the magnesium status in…”
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6
Homogeneous sulfur isotope signature in East Antarctica and implication for sulfur source shifts through the last glacial-interglacial cycle
Published in Scientific reports (27-08-2019)“…Sulfate aerosol (SO 4 2− ) preserved in Antarctic ice cores is discussed in the light of interactions between marine biological activity and climate since it…”
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Er and Yb isotope fractionation in planetary materials
Published in Earth and planetary science letters (15-11-2012)“…Terrestrial planets are depleted in volatile elements relative to solar abundances. Little is known, however, about volatility at the high temperatures…”
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The lunar neutron energy spectrum inferred from the isotope compositions of rare-earth elements and hafnium in Apollo samples
Published in Earth and planetary science letters (01-11-2015)“…The isotopic abundances of Sm, Gd, Dy, Er, Yb, and Hf have been measured in nine lunar samples by MC-ICP-MS. The data were corrected for both instrumental mass…”
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Lactation and gestation controls on calcium isotopic compositions in a mammalian model
Published in Metallomics (08-06-2021)“…Lactation and gestation are among the physiological events that trigger the most intense changes in body calcium (Ca) fluxes. Along with the composition of the…”
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10
Hfe Gene Knock-Out in a Mouse Model of Hereditary Hemochromatosis Affects Bodily Iron Isotope Compositions
Published in Frontiers in medicine (15-10-2021)“…Hereditary hemochromatosis is a genetic iron overload disease related to a mutation within the HFE gene that controls the expression of hepcidin, the master…”
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11
Hypoxia induces copper stable isotope fractionation in hepatocellular carcinoma, in a HIF-independent manner
Published in Metallomics (01-01-2016)“…Hepatocellular carcinoma (HCC) is the most frequent type of primary liver cancer, with increasing incidence worldwide. The unrestrained proliferation of tumour…”
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12
Stable isotope composition and concentration systematics of Ca and trace elements (Zn, Sr) in single aliquots of fossil bone and enamel
Published in Geochimica et cosmochimica acta (01-02-2024)“…Measurements of modern bone and tooth enamel show that calcium stable isotopes (δ 44 Ca), zinc (δ 66 Zn), and strontium (δ 88 Sr) have great potential as…”
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13
Simultaneous analysis of stable and radiogenic strontium isotopes in reference materials, plants and modern tooth enamel
Published in Chemical geology (20-09-2022)Get full text
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14
Diverse bone-calcium isotope compositions in Neandertals suggest different dietary strategies
Published in Journal of human evolution (01-08-2024)“…Zooarcheological and geochemical evidence suggests Neanderthals were top predators, but their adherence to a strictly carnivorous diet has been questioned…”
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15
Dynamics of oceanic iron prior to the Great Oxygenation Event
Published in Earth and planetary science letters (15-01-2019)“…We report Fe isotope compositions in banded iron formations (BIF) from three cores from the pre-GOE Transvaal Supergroup, South Africa, and one core from the…”
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16
Stable isotope composition and concentration systematics of Ca and trace elements (Zn, Sr) in single aliquots of fossil bone and enamel
Published in Geochimica et cosmochimica acta (15-02-2024)“…Measurements of modern bone and tooth enamel show that calcium stable isotopes (δ44Ca), zinc (δ66Zn), and strontium (δ88Sr) have great potential as ecological…”
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17
Limits of calcium isotopes diagenesis in fossil bone and enamel
Published in Geochimica et cosmochimica acta (15-06-2023)“…Diagenesis has been recognized for decades to significantly alter the trace elements biogenic signatures in fossil tooth enamel and bone that are routinely…”
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18
Determination of magnesium isotopic ratios of biological reference materials via multi‐collector inductively coupled plasma mass spectrometry
Published in Rapid communications in mass spectrometry (30-05-2021)“…Rationale Despite a wide range of potential applications, magnesium (Mg) isotope composition has been so far sparsely measured in reference materials with a…”
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Isotopic calcium biogeochemistry of MIS 5 fossil vertebrate bones: application to the study of the dietary reconstruction of Regourdou 1 Neandertal fossil
Published in Journal of human evolution (01-02-2021)“…The calcium isotopic composition (δ44/42Ca) of bone and tooth enamel can be used for dietary reconstructions of extant and extinct mammals. In natural…”
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20
Quantifying the evolution of animal dairy intake in humans using calcium isotopes
Published in Quaternary science reviews (15-03-2021)“…The contribution of dairy products to modern human diets has a debated role in the expansion of Neolithic economies and the dynamics of demographic…”
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