ライフサイエンスコーパス: mercury

1 dioxide, CO2) and toxic trace metals (e.g., mercury).

2 elements (including total mercury and methyl mercury).

3 hereas there was no change observed in total mercury.

4 and the environment from adverse effects of mercury.

5 eation due to their high binding affinity to mercury.

6 ntial to elucidating the fate of atmospheric mercury.

7 to probe pore spaces inaccessible to N2 and mercury.

8 absorption of ozone at the 253.65 nm line of mercury.

9 ean emissions of 89 +/- 14 t/a for elemental mercury.

10 istic effects that lower the energies of the mercury 6p1/2 and 6p3/2 orbitals, making them energetica

11 Prenatal exposure to mercury, a known neurotoxic metal, is associated with lo

12 th benefits even though its contamination by mercury, a known neurotoxin, is a growing concern.

13 distribution and potential dietary intake of mercury accumulated by mushrooms of Lactarius species L.

14 egnating 2.5 muL (0.285 nmol) of fluorescein mercury acetate (FMA) onto the surface of a micropaper a

15 d by the University of Nevada, Reno-Reactive Mercury Active System (UNRRMAS, 1 Lpm) CEM and a Tekran

16 from the galvanic displacement of silver by mercury: Ag(np) + 1/2Hg(2+)(aq) --> Ag(+)(aq) + 1/2Hg(l)

17 We also identified silver mercury amalgam as an inert working electrode (WE) for s

18 marker levels of arsenic, cadmium, lead, and mercury among Asian populations in the United States: NH

19 l intake for total and inorganic arsenic and mercury among Asians.

20 bsorption spectroscopy (CV-AAS) and a direct mercury analyser (DMA).

21 A very sensitive method using a direct mercury analyser was developed and validated according t

22 inamata Convention on Mercury) and domestic [Mercury and Air Toxics Standards (MATS)] policies, frame

23 bic bacteria can oxidize dissolved elemental mercury and convert the oxidized Hg to neurotoxic methyl

24 No significant association between blood mercury and hearing loss was suggested in either adults

25 ury (CH3Hg(+)) is the common form of organic mercury and is more toxic than its inorganic or elementa

26 veral other heavy metals, including arsenic, mercury and lead at similar concentrations.

27 Results show an "ionic pulse" of mercury and major ions in runoff during both snowmelt se

28 D, and 21 mineral elements (including total mercury and methyl mercury).

29 lead to the enhanced transfer of accumulated mercury and methylmercury to the planktonic food chain a

30 Tissue concentrations of mercury and selenium were measured using instrumental ne

31 ed in detail for the case of alkanethiols on mercury and then shown to be more general by investigati

32 Fish was the major contributor to dietary mercury and total arsenic intake, whereas rice was the m

33 States of global (UN Minamata Convention on Mercury) and domestic [Mercury and Air Toxics Standards

34 ly higher biomarker levels of cadmium, lead, mercury, and arsenic than whites, blacks, Mexican Americ

35 ly higher biomarker levels of cadmium, lead, mercury, and arsenic than whites, blacks, Mexican Americ

36 ion between environmental exposures to lead, mercury, and cadmium and the risk of hearing loss in adu

37 -based calibrator for elemental and oxidized mercury, and we integrated this calibrator with atmosphe

38 e has been recently identified together with mercury anomalies in End-Cretaceous marine sediments coe

39 In some cases, toxic materials (mercury) are involved in the analysis process.

40 ot declining environmental concentrations of mercury, are driving short-term declines in THg concentr

41 improve the thiol availability to bind with mercury as determined by X-ray photoelectron spectroscop

42 jected mercury compounds as gaseous oxidized mercury (as opposed to elemental mercury) decreased with

43 The TLCPD (in millimeters of mercury) between IOP and ICP was 12.3 +/- 2.2 for supine

44 (DMA)T-A base pairs were highly sensitive to mercury binding reactions at T-T mismatches located at a

45 The use of dietary components to reduce mercury bioavailability has been previously proposed.

46 define dietary strategies to reduce in vivo mercury bioavailability.

47 lity, should be considered in the context of mercury bioavailability.

48 ties undoubtedly impact the understanding of mercury biogeochemical cycling; however, there is a lack

49 inflowing water caused the removal of total mercury by 600 nmol m(-2) and of methylmercury by 214 nm

50 atomic emission spectroscopy (ICP-OES), and mercury by cold vapor atomic absorption spectrometry (CV

51 ietary intake of arsenic, cadmium, lead, and mercury by combining 24-hr dietary intake recall data fr

52 mechanical polishing (CMP) is developed for mercury cadmium telluride (HgCdTe or MCT) semiconductors

53 ndidate to compete with the state-of-the-art mercury-cadmium-telluride material system in the field o

54 high density of chelating sites designed for mercury capture and therefore environmental remediation.

55 Here we use cation exchange to synthesize mercury chalcogenide NPLs.

56 In Reno, recovery of injected mercury compounds as gaseous oxidized mercury (as oppose

57 Recovery of injected mercury compounds as oxidized mercury was greater in Mau

58 Gotland Deep, probably via attachment of the mercury compounds to sinking particles.

59 While total mercury concentration differences between sediments and

60 ates rapid kinetics, capable of dropping the mercury concentration from 5 ppm to 1 ppb, lower than th

61 lmercury exposure had been assessed from the mercury concentration in cord blood.

62 e suitable and easy-to-use method to monitor mercury concentration in tunas, since they allowed accur

63 al-fired power plants, we measured the total mercury concentration in vegetables and grain crops coll

64 g (4.7 ng L(-1)) while the average elemental mercury concentration increased from winter (0.07 ng L(-

65 sh consumption is assessed by measuring hair mercury concentration, whereas exposure to elemental and

66 lmercury and measured changes in blood total mercury concentrations (THg) in relation to reductions i

67 esult in substantial variation in fish total mercury concentrations (THg).

68 Mercury concentrations in surface precipitation follow a

69 ensive seasonal study of elemental and total mercury concentrations in the Antarctic sea ice environm

70 Total mercury concentrations in the deep waters of the south a

71 Limited studies have been conducted on mercury concentrations in the polar cryosphere and the f

72 Also, the mercury concentrations in vegetable leaves were much hig

73 eposition in Canada, we observed lower total mercury concentrations in water and sediment of higher l

74 The mercury concentrations of soil samples were negatively c

75 g correlation (r = 0.97; p < 0.001) to total mercury concentrations.

76 Mercury contamination in food can pose serious health ri

77 tive of this work was to assess the possible mercury contamination of bivalves (Anomalocardia brasili

78 as a strong predictor of lake sensitivity to mercury contamination.

79 e sensitivity of Arctic lakes to atmospheric mercury contamination.

80 also effect a highly efficient reduction in mercury content by 98% (from 500 to 10 ppb) in artificia

81 Mercury content in two certified materials and in ten sa

82 were much higher than those in roots and the mercury content of vegetable leaves decreased significan

83 the studied coal-fired power plants, and the mercury contents in lettuce, amaranth, water spinach, co

84 ea and rice samples were correlated with the mercury contents in soil samples, respectively.

85 is applicable for routine analysis of total mercury contents in water and fish samples.

86 ide concentrations from bromide addition for mercury control is lacking.

87 ion scenario (natural plus added bromide for mercury control); ranges depend on bromide loads and rec

88 if all plants implement bromide addition for mercury control.

89 e geometry and chemical composition (lack of mercury, copper) of the gold/silver interface prove that

90 t therefore that human impacts on the global mercury cycle are subtler and substantially larger than

91 n studying how climate change may affect the mercury cycle in polar regions.

92 us oxidized mercury (as opposed to elemental mercury) decreased with increasing specific humidity, as

93 Polar Regions during springtime atmospheric mercury depletion events (AMDEs) that require halogens a

94 chemical cycling of Hg (through 'atmospheric mercury depletion events', or AMDEs) and wet deposition

95 showing latitudinal declines in atmospheric mercury deposition in Canada, we observed lower total me

96 Measurements from the Mercury Deposition Network (MDN) containing single rainf

97 rolling for precipitation depth, the highest mercury deposition occurs in supercell thunderstorms, wi

98 We estimate that atmospheric mercury deposition to the peat bog surface is dominated

99 In particular, mercury detection at the AuNPs-GCE showed a LOQ in fish-

100 e electrodes are the closest analogue to the mercury drop electrodes.

101 experimental contact angle of a macroscopic mercury droplet on graphite.

102 geometry, and temperature on the wetting of mercury droplets confined in organic-rich shale nanopore

103 The contribution of mercury dry deposition is however largely unconstrained.

104 id depletions in ozone and gaseous elemental mercury due to reactions with halogen atoms, influencing

105 future, better constraints about the current mercury emissions is a premise.

106 , we applied a top-down approach to quantify mercury emissions on the basis of atmospheric mercury me

107 ments, provides an independent constraint on mercury emissions, helps to improve and refine reported

108 Although there has been a decline in U.S. mercury emissions, the effects of this change on remote

109 have been identified as the major source of mercury emissions.

110 ometry (CIMS) during the Bromine, Ozone, and Mercury Experiment (BROMEX) near Barrow, Alaska, in Marc

111 e evaluated the association between prenatal mercury exposure and DNA hydroxymethylation, an epigenet

112 to evaluate the association between prenatal mercury exposure and offspring global DNA methylation an

113 of epigenetic modifications associated with mercury exposure in utero.

114 Prenatal mercury exposure was associated with lower %-5hmC genomi

115 Despite latitudinal declines of inorganic mercury exposure, MMHg bioaccumulation in aquatic invert

116 ion to trace metal and metalloid (especially mercury) fate in the environment.

117 eraction of this relationship from speciated mercury, fatty acids, selenium, and sex.

118 tion suggests that probable weekly intake of mercury for local residents, assuming all of their veget

119 o sea ice and circumpolar sea water provides mercury for microbial methylation, and contributes to th

120 whereas exposure to elemental and inorganic mercury from other sources is tested by analysis of bloo

121 Gaseous elemental mercury (GEM) is the dominant form of mercury in the atm

122 Gaseous elemental mercury (GEM, Hg) emissions are transformed to divalent

123 (RM), defined as the sum of gaseous oxidized mercury (GOM) and <3 mum particulate bound mercury (PBM)

124 Gaseous oxidized mercury (GOM) measurement uncertainties undoubtedly impa

125 Despite 30 years of study, gaseous elemental mercury (Hg(0)) exchange magnitude and controls between

126 which showed high-performance for elemental mercury (Hg(0)) vapor detection under simulated conditio

127 The disposal of elemental mercury (Hg(0)) wastes in mining and manufacturing areas

128 ed by the availability of inorganic divalent mercury (Hg(II)) and by the activities of Hg(II) methyla

129 Understanding the speciation of divalent mercury (Hg(II)) in aquatic systems containing dissolved

130 y (MeHg), ethylmercury (EtHg), and inorganic mercury (Hg(II)) in human blood hair and urine.

131 as environments in which inorganic divalent mercury (Hg(II)) is transformed to methylmercury (MeHg)

132 sediments is an important factor controlling mercury (Hg) accumulation in aquatic and terrestrial foo

133 The relationship between mercury (Hg) and selenium (Se) toxicity is complex, with

134 Mercury (Hg) bioavailability to bacteria in marine syste

135 We developed a mercury (Hg) biogeochemical model for the Baltic Sea and

136 important steps in the biotransformation of mercury (Hg) by microorganisms.

137 Mercury (Hg) concentration trends in top predator fish (

138 g varied paleoenvironments, are analyzed for mercury (Hg) concentrations and Hg/total organic carbon

139 Historic point source mercury (Hg) contamination from industrial processes on

140 rd Pole", is a critical zone for atmospheric mercury (Hg) deposition.

141 Current understanding of mercury (Hg) dynamics in the Arctic is hampered by a lac

142 Environmental regulations on mercury (Hg) emissions and associated ecosystem restorat

143 igagrams, 10(9) grams or thousand tonnes) of mercury (Hg) have been released by human activities up t

144 ropogenic emissions of the toxic heavy metal mercury (Hg) have substantially increased atmospheric Hg

145 d nutrient loading on the biogeochemistry of mercury (Hg) is challenging to predict as different geoc

146 Atmospheric mercury (Hg) is deposited to Polar Regions during spring

147 xposure to the heavy metals cadmium (Cd) and mercury (Hg) is known to increase the risk of chronic di

148 Stored soil mercury (Hg) is known to volatilize due to wildfires and

149 Our study reports the first data on mercury (Hg) isotope composition in marine European fish

150 of mass independent fractionation (MIF) for mercury (Hg) isotopes have been reported in the Earth's

151 monomethyl mercury (MMHg) concentrations and mercury (Hg) isotopic compositions in sediment and aquat

152 Mercury (Hg) methylation and methylmercury (MMHg) demeth

153 Mercury (Hg) occurs as a myriad of species in environmen

154 ropogenic activities have led to large-scale mercury (Hg) pollution in the Arctic.

155 tural dissolved organic matter (DOM) affects mercury (Hg) redox reactions and anaerobic microbial met

156 ies have altered the biogeochemical cycle of mercury (Hg) since precolonial times, and anthropogenic

157 tors in marine food webs that can accumulate mercury (Hg) to high concentrations and provide more Hg

158 Mercury (Hg) wet deposition, transfer from the atmospher

159 ome of the heavy metals including Lead (Pb), Mercury (Hg), Arsenic (As), Chromium (Cr) and Cadmium (C

160 High levels of mercury (Hg), especially, are frequently detected in cer

161 hylmercury is one of the more toxic forms of mercury (Hg), the biomagnification of which is prevalent

162 diabetes, selenium, n-3 HUFAs, and inorganic mercury (IHg).

163 on of the LC (Ki approximately 1 muM), while mercury (II) cations were 10-fold more potent.

164 r hydroamination was effected, thus avoiding mercury(II) salts and demercuration.

165 The binding of mercury(II) to the sulfur-limonene polysulfide resulted

166 rhodium(II), palladium(0 and II), silver(I), mercury(II), copper(I and II), platinum(II), and cationi

167 The bacterial uptake of mercury(II), Hg(II), is believed to be energy-dependent

168 A diastereoselective mercury(II)-promoted intramolecular cyclization of unsat

169 rations in the deep brine layer and elevated mercury in avian species reported prior to causeway seal

170 We determined their effect on uptake of mercury in Caco-2 cells, a model of intestinal epitheliu

171 Humans are contaminated by mercury in different forms from different sources.

172 mental Protection Agency (EPA) for inorganic mercury in drinking water is 0.002 mg L(-1) (10 nM).

173 Mercury in food is present in either inorganic [Hg(II)]

174 Mercury in foods, in inorganic form [Hg(II)] or as methy

175 copy to characterize the structural order of mercury in Hg(II)-DOM-sulfide systems for a range of sul

176 ed electrode was used to measure nitrate and mercury in lake water samples.

177 The average concentration of total mercury in sea ice decreased from winter (9.7 ng L(-1))

178 It is hypothesized that bioaccessible mercury in seafood forms part of complexes that do not i

179 ent variables that influence the behavior of mercury in slurries obtained from two limestones, under

180 ce of volatile organic compounds, ozone, and mercury in the Arctic lower troposphere.

181 mental mercury (GEM) is the dominant form of mercury in the atmosphere.

182 luminium, arsenic, cadmium, copper, lead and mercury in the dry product and in the infusion.

183 he influence of the pH, the concentration of mercury in the gas phase, and the enhancement of mercury

184 ury in the gas phase, and the enhancement of mercury in the slurry were the variables considered.

185 Levels of total mercury in these foods were in all cases within permitte

186 The applicability to the determination of mercury in tuna of square wave anodic stripping voltamme

187 ed for the preconcentration-determination of mercury in water and fish samples.

188 Mercury increases previously associated with the mid-19t

189 ficking and signaling in xenobiotic systemic mercury-induced autoimmunity (HgIA).

190 ), low-pressure N2 physisorption (LPNP), and mercury injection capillary pressure (MICP) methods was

191 integrated this calibrator with atmospheric mercury instrumentation (Tekran 2537/1130/1135 speciatio

192 rrect the common interpretation procedure of mercury intrusion capillary pressure (MICP) measurement

193 the pores obtained from X-ray tomography and mercury intrusion capillary pressure porosimetry, we def

194 ted with the underlying mechanisms governing mercury intrusion/extrusion experiments.

195 Divalent mercury ion (Hg(2+)) is one of the most common pollutant

196 etry techniques were used to further enhance mercury ion accumulation on the modified electrode.

197 The SePs further reinforced this mercury ion nucleation due to their high binding affinit

198 Some of these pairs can be cross-linked by a mercury ion when mutated to cysteines, providing further

199 The probe's function is based on mercury ion-promoted transmetalation reaction of aryl bo

200 able and ultrasensitive detection marker for mercury ions (Hg(2+)) in drinking water is of great inte

201 for rapid and sensitive detection of aqueous mercury ions (Hg(2+)).

202 (AIE)-based turn-on probe for both inorganic mercury ions and organicmercury species is reported.

203 sensor for the detection of both nitrate and mercury ions in lake water and contaminated agricultural

204 dispersed phase, the aggregated form of TPE-mercury ions recovers planarity because of restricted ro

205 ed the analytical sensitivity of nitrate and mercury ions with limits of detection of 8.6microM and 1

206 ality in that it can detect both nitrate and mercury ions without any interference.

207 The reduction of emissions of mercury is a declared aim of the Minamata Convention, a

208 Mercury is a global pollutant, and prenatal exposure is

209 Mercury is emanated in the course of various natural eve

210 Intestinal absorption of mercury is influenced by interactions with other food co

211 than under a N2-enriched atmosphere, and the mercury is mainly retained as Hg(2+) in the liquid phase

212 intake of arsenic (total and inorganic) and mercury is significantly associated with their correspon

213 intake of arsenic (total and inorganic) and mercury is significantly associated with their correspon

214 he catalysis is performed in the presence of mercury lamp irradiation.

215 f a knitted reaction coil and a low-pressure mercury lamp.

216 nces associated with maternal prenatal blood mercury levels in 321 cord blood DNA samples and examine

217 the accuracy profile procedure to determine mercury levels in foods mainly consumed by infants and t

218 Among males, prenatal mercury levels were associated with lower regional cord

219 autopsied brains of 544 participants, brain mercury levels were positively correlated with the numbe

220 The dramatic mercury loss from deep waters and methylmercury loss fro

221 ing membranes, and at one location, a Tekran mercury measurement system was used.

222 ercury emissions on the basis of atmospheric mercury measurements conducted at the remote high altitu

223 Additional mercury measurements in biota appear to contradict the p

224 routine calibration of atmospheric oxidized mercury measurements is both feasible and necessary.

225 dely applied method for atmospheric oxidized mercury measurements.

226 f short-term exposure to subnanomolar methyl-mercury (MeHg) concentrations, representative of contami

227 to elucidate potential microbially mediated mercury methylation and volatilization pathways in polar

228 the abiotic and biotic controls on microbial mercury methylation in polar marine systems.

229 However, mercury methylation is known to occur alongside photoche

230 In contrast, mercury methylation rate constants (km) were one order o

231 Mercury methylation was inhibited ( approximately 80%) i

232 rophilic bacterium Nitrospina as a potential mercury methylator within sea ice.

233 measured total mercury (THg) and monomethyl mercury (MMHg) concentrations and mercury (Hg) isotopic

234 ran speciation instruments at 13 Atmospheric Mercury Network (AMNet) sites.

235 The data reported here are for vitamin D and mercury only.

236 Atmospheric deposition of mercury onto sea ice and circumpolar sea water provides

237 ents diminished 15%-30% after adjustment for mercury or long-chain polyunsaturated fatty acid concent

238 originally developed for homogeneous liquid mercury or metallic electrodes, are difficult to adapt t

239 d mercury (GOM) and <3 mum particulate bound mercury (PBM), are poorly characterized.

240 As a consequence, controlling mercury pollution has become a policy goal on both globa

241 To assess the current state of mercury pollution in food crops grown near coal-fired po

242 Mercury pollution poses risks for both human and ecosyst

243 (most notably, mid-19th century increases in mercury pollution).

244 The atmosphere is an important reservoir for mercury pollution, and understanding of oxidation proces

245 extural analysis of macroporous materials is mercury porosimetry and we also review important insight

246 r the reaction of MeHg(+) and hCy7 through a mercury-promoted cyclization reaction.

247 of maternal second trimester red blood cell mercury (RBC-Hg) concentrations with global 5-hydroxymet

248 To acquire a better understanding of the mercury re-emission reactions in WFGD systems, this work

249 ing the UFG record with other North American mercury records from ice and lake sediment cores.

250 occur alongside photochemical and microbial mercury reduction and subsequent volatilization.

251 cies, framed as economic gains from avoiding mercury-related adverse health endpoints.

252 as fluorescens and Pseudomonas putida, and a mercury resistance (Hg(R)) plasmid, pQBR57, both with an

253 structive method for measurement of reactive mercury (RM = gaseous oxidized and particulate bound Hg)

254 ical compounds and concentration of reactive mercury (RM), defined as the sum of gaseous oxidized mer

255 f fetal epigenetic programming could explain mercury's neurodevelopmental effects.

256 observed in similar thermal environments at Mercury's poles.

257 Here, we show that mercury selenide (HgSe) nanoparticles in the liver and b

258 ercury (MeHg) that leads to the formation of mercury-selenium (Hg-Se) clusters is a long outstanding

259 ilical cord blood was analyzed for speciated mercury, serum omega-3 highly unsaturated fatty acids (n

260 anets orbiting them--ranging from metal-rich Mercury-sized planets to more hospitable volatile-rich E

261 perature conditions relevant to the cores of Mercury-sized to Earth-sized planets, using a dynamicall

262 lactic acid bacteria to reduce the amount of mercury solubilized after gastrointestinal digestion and

263 Here, we combine mercury speciation measurements of total and methylated

264 r, prior research often lacked assessment of mercury speciation, confounders, and interactions.

265 ospheric concentrations of soluble, oxidized mercury species (Hg(II)) are known to reside) produces t

266 centration, formation of complexes involving mercury species and sulfhydryl groups present in tissues

267 eep waters, which are the coprecipitation of mercury species and the resettlement of the oxic deep wa

268 rations and relationships between individual mercury species and total mercury were investigated in d

269 Mercury species concentrations for levels 2 and 4 of SRM

270 cially important region to better understand mercury species distributions in connection with variabl

271 educe the soluble fraction from standards of mercury species under gastrointestinal digestion conditi

272 Mercury species were measured on three Baltic Sea campai

273 th toxic methylmercury found as the dominant mercury species with a strong correlation (r = 0.97; p <

274 in and tannic reduce bioavailability of both mercury species.

275 lood pressures were measured with a standard mercury sphygmomanometer.

276 A mercury spike located by X-ray nanofluorescence on one h

277 roduction in snowpacks and melted snow using mercury stable isotope tracer experiments, as well as qu

278 Recently, the formation of mercury sulfide (beta-HgS) directly from linear Hg(II)-t

279 cooperative chirality in colloidal cinnabar mercury sulfide nanocrystals that originates from chiral

280 3 dietary components to reduce the amount of mercury that is absorbed and reaches the bloodstream (bi

281 also correlated with higher brain levels of mercury, these levels were not correlated with brain neu

282 We measured total mercury (THg) and monomethyl mercury (MMHg) concentratio

283 We evaluated total mercury (THg) concentrations and trends in polar bears f

284 ed temporal and longitudinal trends in total mercury (THg) concentrations in burbot (Lota lota) in ei

285 hese processes also transform reactive ionic mercury to neurotoxic methylmercury.

286 Volcanism is a major source of mercury to the modern environment.

287 tic disruption of the PON1 gene may modulate mercury toxicity in humans and might serve as a biomarke

288 arker data (blood cadmium, blood lead, blood mercury, urinary total arsenic, and urinary dimethylarsi

289 ry of injected mercury compounds as oxidized mercury was greater in Mauna Loa than in Reno, and great

290 Total mercury was not detected (LOD of 0.30microg.kg(-1) fresh

291 between individual mercury species and total mercury were investigated in different muscle parts and

292 Higher brain concentrations of mercury were not significantly correlated with increased

293 Mercury wet deposition also varies by geographic region

294 controlling for other factors, we find that mercury wet deposition is greater over high-elevation si

295 analyze the effect of precipitation type on mercury wet deposition using a new database of individua

296 bient air was predicted from measured weekly mercury wet deposition using a scavenging ratio approach

297 ciation measurements of total and methylated mercury with metagenomic analysis of whole-community mic

298 g POP is able to remove aqueous and airborne mercury with uptake capacities of 1216 and 630 mg g(-1)

299 nd the factors affecting the distribution of mercury within sea ice and snow are poorly understood.

300 spots (e.g., Sorfjord in western Norway) for mercury, zinc, cadmium, and lead.