Chemicals and DrugsAnalytical, Diagnostic and Therapeutic Techniques and EquipmentPhenomena and Processes
Zinc IsotopesIsotopesIsotope LabelingNitrogen IsotopesOxygen IsotopesZinc FingersCarbon Isotopes
RadioactiveStable isotope analysisFractionationCadmiumSedimentsExcretionBiogeochemistryLevels of zincPhytoremediationConcentrationsFoliarIntracellularThyroidBiologicalCopperOceanicMixtureMANGANESEAccumulationTracersDeficiencyNutrientTrace elementsProcessesFunctionalGamma cameraGEOTRACESProteinsIsotopicIRONMetalLeadQuantitiesRobustFunctionMassStudiesPotential
Radioactive4
  • The relationship between bud break after pruning and root carbohydrate reserves has been established.In early nineties, an isotope laboratory was created in the division which has been approved by BARC to use radioactive carbon (C-14) sources and stable isotope, N-15. (upasitearesearch.org)
  • According to health experts, KI has no effect in reducing harm from radioactive materials in any other part of the body, nor does it protect against harm from other radioactive isotopes, such as cesium, which is also being released from the damaged Fukushima plant in Japan. (time.com)
  • For other exposure, the agency has approved products that can help the body eliminate radioactive elements more quickly, such as calcium-CTPA and zinc DTPA or Prussian blue capsules. (time.com)
  • For that, your healthcare professional may examine your thyroid gland by ordering a physical exam, thyroid scan, blood test, or radioactive iodine uptake test to find the cause that affects your thyroid gland production. (doralhw.org)
Stable isotope analysis1
  • Non‐lethal sampling of walleye for stable isotope analysis: a comparison of three tissues. (kmae-journal.org)
Fractionation2
  • This study will investigate the isotopic fractionation of iron, copper and zinc on binding with proteins in simple to complex biological systems, and how this relates to metal cell metabolism, with the key aim of establishing a robust reference frame for future investigations of isotope biochemistry. (europa.eu)
  • these variations are attributable, in part, to progressive mass fractionation of isotopes by Rayleigh distillation from biogenic uptake and/or adsorption. (mblwhoilibrary.org)
Cadmium4
  • Here, two soils were separated into four particle size fractions, namely fine sand, silt, fine silt, and colloidal particles and used to determine cadmium (Cd) and zinc (Zn) concentrations and isotope compositions. (bvsalud.org)
  • We report data on the isotopic composition of cadmium, copper, iron, lead, zinc, and molybdenum at the GEOTRACES IC1 BATS Atlantic intercalibration station. (mblwhoilibrary.org)
  • Gamma detection is based on a 20 × 20 × 15 mm 3 cadmium zinc telluride (CZT) detector, read by custom-made electronics and a field-programmable gate array-based signal processing unit. (springeropen.com)
  • The main objective of this study was to evaluate the ability of a large field Cadmium Zinc Telluride (CZT) camera to estimate thyroid uptake (TU) on single photon emission computed tomography (SPECT) images with and without attenuation correction (Tomo-AC and Tomo-NoAC) compared with Planar acquisition in a series of 23 consecutive patients. (springeropen.com)
Sediments2
  • Fe isotope variability is attributed to heavier crustal dust and hydrothermal sources and light Fe from reducing sediments. (mblwhoilibrary.org)
  • 2) Removal - how do trace metals leave the oceans (e.g. biological uptake, particle-scavenging, sediments)? (tconway.co.uk)
Excretion5
  • When metal pathways adjust, due to increased or decreased uptake, excretion or another metabolic change, the isotope composition of a metal reservoir reflects this. (europa.eu)
  • However, zinc excretion and reabsorption, the other two important processes to maintain zinc homeostasis, are not as well understood. (biomedcentral.com)
  • In this work, we screened all the potential zinc transporter Zip (SLC39) and ZnT (SLC30) members for their likely roles in zinc excretion in Malpighian tubules, an insect organ functionally analogous to mammalian kidneys. (biomedcentral.com)
  • Zip71B (CG10006, most homologous to hZIP5), in addition to the previously characterized ZnT35C (CG3994), was identified as being critical in zinc excretion. (biomedcentral.com)
  • Our results start to sketch out a relatively complete picture of the zinc excretion process in Drosophila Malpighian tubules, and may provide a reference for relevant mammalian studies. (biomedcentral.com)
Biogeochemistry2
  • Within the Environmental Biogeochemistry Section many projects deal with the cycling of bioactive elements (carbon, nitrogen, and phosphorus) as well as trace elements (e.g., lead, copper, mercury, and zinc) and organic contaminants such as per- and polyfluoroalkyl substances (PFAS), polychlorinated biphenyls (PCBs) and polycyclic aromatic hydrocarbons (PAHs). (ansp.org)
  • Stable isotope biogeochemistry of inorganic carbon and oxygen. (ansp.org)
Levels of zinc2
  • Furthermore, Zip71B/dZip5 expression is regulated by zinc so that, in response to toxic levels of zinc, the tubules can increase zinc efflux capability. (biomedcentral.com)
  • The Indian Agricultural Research Institute revised the levels of zinc in polished rice to 24 mg/kg (85% of the breeding target). (harvestplus.org)
Phytoremediation2
  • Phyto presents the concepts of phytoremediation and phytotechnology in one comprehensive guide, illustrating when plants can be considered for the uptake, removal or mitigation of on-site pollutants. (google.co.cr)
  • The process of phytoremediation involves the uptake of contaminants by the roots, which are then transported to the shoots and leaves. (free-the-tree.com)
Concentrations1
  • GP15 US GEOTRACES Trace Metal Concentrations and Isotopes - an NSF funded project in collaboration with the University of Southern California to measure Fe, Zn, Cd, Cu and Ni concentrations and isotopes in size-fractionated and filtered seawater, particles and aerosols on the North Pacific GP15 section from Tahiti to Alaska, which sailed Sept. - Nov. 2018. (tconway.co.uk)
Foliar2
  • Foliar fertilization with zinc in Capsicum baccatum L. var. (ishs.org)
  • Radio tracer (Zn-65) studies coupled with PGR, naphthalene acetic acid revealed the synergism towards micronutrients where it promotes substantial uptake of foliar applied micronutrients, particularly zinc. (upasitearesearch.org)
Intracellular2
  • Generally speaking, Zip proteins function in transporting zinc into the cytoplasm from extra- or intracellular vesicles, while ZnT proteins transport zinc in opposite orientations to efflux zinc out of the cytosol [ 15 , 16 ]. (biomedcentral.com)
  • Conclusion IL-17/TNF-mediated inflammation enhanced the intracellular Zn uptake by synoviocytes, further increasing inflammation. (hal.science)
Thyroid2
  • Trial registration Name of the registry: Thyroid Uptake Quantification on a New Generation of Gamma Camera (QUANTHYC). (springeropen.com)
  • To maintain optimal thyroid function, your doctor may recommend taking multivitamin supplements or thyroid-supporting minerals like zinc, selenium, and iodine, with vitamins C and E. (doralhw.org)
Biological3
  • The tight energy controls in biological systems mean that the isotope effect is seen in different metal-protein environments, depending on the ligand coordination and, if relevant, the oxidation state of the metal. (europa.eu)
  • The cycling of biologically-essential trace elements like iron and zinc, and predominantly scavenged elements like lead and thorium, is driven by complex interactions of physical transport and mixing, spatially-variable sources and sinks, and species-specific biological uptake and regeneration. (geotraces.org)
  • Zinc is an essential micronutrient that serves as a catalytic or structural component of numerous enzymes and other proteins and accordingly contributes to a variety of fundamental biological processes [ 1 - 5 ]. (biomedcentral.com)
Copper2
  • Reliable and robust methods for determining iron, zinc and copper status in the general population are needed. (europa.eu)
  • Typically dispensed from a copper bracelet that forms the cathode, the most useful transdermal microminerals besides copper are iron and zinc. (scientiapress.com)
Oceanic1
  • 4) Past processes & large-scale budgets - using trace metal isotope ratios as proxies for past oceanic processes. (tconway.co.uk)
Mixture1
  • Natural gallium (31Ga) consists of a mixture of two stable isotopes: gallium-69 and gallium-71. (wikipedia.org)
MANGANESE1
  • Manganese occurs in five main oxidation states (Mn+2, Mn+3, Mn+4, Mn+6 and Mn+7) and as one natural isotope (55Mn). (europa.eu)
Accumulation2
  • Tubule-specific knockdown of Zip71B /dZip5 reduces zinc accumulation in the tubules, but increases zinc levels in the body, resulting in survival defect under zinc excess conditions. (biomedcentral.com)
  • The metal uptake and accumulation in fish living in polluted waters. (kmae-journal.org)
Tracers2
  • The manual sampling methods might also be difficult to apply to tracers with a fast uptake. (springeropen.com)
  • The core of our work remains the applications of non-traditional stable isotopes (Zn, Cd, Cu, Fe) in addition to traditional radiogenic isotopes (Pb, Hf, Nd, Sr…), as tracers of sources and processes of global biogeochemical cycles in Earth, environmental pollution and paleo-environmental reconstruction. (ulb.be)
Deficiency2
  • Objective Zinc (Zn) has major effects on the immune system and inflammation is associated with systemic Zn deficiency. (hal.science)
  • Zinc rice can provide up to 60% of daily zinc needs and help reduce zinc deficiency in countries where rice is a staple such as Bangladesh, Indonesia, Philippines, and India. (harvestplus.org)
Nutrient2
  • Nutrient uptakes in plants, the distribution of nutrients in the edible parts of crops, the molecular basis of nutrient transport and absorption in humans, and the achievements of breeding nutrient-dense crops are discussed. (harvestplus.org)
  • In particular, plants absorb zinc as an essential nutrient from soil solution. (ulb.be)
Trace elements2
  • Sampling across these regimes allows the processes affecting the cycling of trace elements and isotopes to be revealed. (geotraces.org)
  • This session invites presentations on processes affecting trace elements and isotopes, methods to study them, and modeling approaches to explore mechanisms and rates of biogeochemical processes that are revealed in waters near the Southern Ocean. (geotraces.org)
Processes2
  • Zinc is an essential metal involved in many physiological processes. (biomedcentral.com)
  • Zinc (Zn) is a trace element necessary for the development of the plants involved as protein constituent and related to enzymatic processes. (ishs.org)
Functional1
  • His research has covered all aspects of human nutrition, with a strong focus on the use of stable isotopes to determine body composition and functional capability at the level of individual tissues and the whole body. (southampton.ac.uk)
Gamma camera1
  • This gamma-emitting isotope is imaged by gamma camera. (wikipedia.org)
GEOTRACES1
  • 5) GP02 Japanese GEOTRACES and Line P North Pacific metal cycling - we are investigating dissolved metal isotopes along Line P and the Japan-Vancouver GP02 Japanese GEOTRACES cruise which sailed June 2017. (tconway.co.uk)
Proteins1
  • Zinc homeostasis is tightly controlled by a series of transporter proteins that are broadly categorized into two major families, the Slc39a or Zip family and the Slc30a or ZnT family. (biomedcentral.com)
Isotopic1
  • Pb isotope variability results from temporal changes in anthropogenic source isotopic compositions and the relative contributions of U.S. and European Pb sources. (mblwhoilibrary.org)
IRON1
  • For poor people in developing countries, a bracelet that provided iron and zinc could help solve major health problems. (scientiapress.com)
Metal1
  • 4) Saandox Project - we are investigating the cycling of metal isotopes during the Saandox time series project in the Saanich Inlet, in collaboration with scientists at University of Victoria, BC, Canada, and elsewhere. (tconway.co.uk)
Lead1
  • Excessive Zn uptake from contaminated substrates can lead to food chain contamination. (ulb.be)
Quantities2
  • The shorter-lived gallium-68 (half-life 68 minutes) is a positron-emitting isotope generated in very small quantities from germanium-68 in gallium-68 generators or in much greater quantities by proton bombardment of 68Zn in low-energy medical cyclotrons, for use in a small minority of diagnostic PET scans. (wikipedia.org)
  • Methods Zn levels were measured in medium and inside cells by Induced Coupled Plasma-Mass Spectrometry (ICP-MS), in the presence of minute quantities of stable spike Zn-70 isotope and the addition or not of the pro-inflammatory cytokines interleukin-17 (IL-17) and tumor necrosis factor alpha (TNF-alpha). (hal.science)
Robust1
  • Robust quantitative analysis in positron emission tomography (PET) and in single-photon emission computed tomography (SPECT) typically requires the time-activity curve as an input function for the pharmacokinetic modeling of tracer uptake. (springeropen.com)
Function1
  • At the organismal level, the physiological function of zinc transporters was shown to be essential for systemic zinc homeostasis and health [ 27 , 28 ]. (biomedcentral.com)
Mass1
Studies1
  • The strong similarities between zinc (Zn) and silicon (Si) vertical profiles have led many studies to suggest the uptake of Zn in diatom frustules, followed by simultaneous remineralisation at depth. (geotraces.org)
Potential1
  • This potential for bioaccumulation of inorganic Hg (concentration factors reached the order of magnitude of 10 4 ) by the vent mussel, which does not seem to prevent uptake by shell closure, suggests that the main Hg-handling strategy is elimination via mucus. (silverchair.com)