ライフサイエンスコーパス: Cr

1 Cr and Mn are the only elements able to produce a signif

2 Cr levels and glomerular filtration rates (GFRs) were gr

3 Cr was present as Cr2O3 in the corroded group in additio

4 Cr XPS analysis indicates reduction to Cr(III) and the f

5 Cr(III) concentrations ranged from <13 to 255microgkg(-1

6 /- 35 mg kg(-1) but less than 3050 mg kg(-1) Cr(VI) previously estimated by X-ray absorption near edg

7 in a maximum release of 1274 +/- 7 mg kg(-1) Cr(VI).

8 hosphine oxide (CMPO) functionalized MIL-101(Cr) was investigated as a potential uranium scavenger.

9 MIL-101(Cr)/GO in methanol exhibited a significant increase in t

10 acterization of MOHCs containing nanoMIL-101(Cr) and graphene oxide (GO) in an effort to improve the

11 elative to that of the intrinsic nanoMIL-101(Cr) in methanol.

12 ption capacities were calculated for Co(2+), Cr(6+), Hg(2+) and Pb(2+) as 26.4, 30.4, 19.5, and 35.2m

13 neous preconcentration-separation of Co(2+), Cr(6+), Hg(2+) and Pb(2+) ions prior to their determinat

14 lues of quantitative biosorption for Co(2+), Cr(6+), Hg(2+) and Pb(2+) were found to be 5.0, 6.0, 6.0

15 (51)Cr-EDTA GFR was compared with the estimated GFR (eGFR) f

16 s, and results for GFR from chromium-51 ((51)Cr) EDTA excretion measurements ((51)Cr-EDTA GFR) from w

17 diated cytotoxicity, as measured both by (51)Cr release and lactate dehydrogenase release assays.

18 ndrocytes was evaluated by means of 18-h (51)Cr-release assay.

19 51 ((51)Cr) EDTA excretion measurements ((51)Cr-EDTA GFR) from white patients >/= 18 years of age wit

20 the breathing behavior of individual MIL-53(Cr) nanocrystals upon reversible water adsorption and te

21 of organic acids and siderophores, delta(53)Cr values of dissolved Cr(III) are -0.27 to 1.23 per tho

22 omposition toward a (26)Mg*-depleted and (54)Cr-enriched component.

23 a show that the main Cr-bearing product is a Cr(III)-hydroxide and that Fe remains in the clay struct

24 reduction to Cr(III) and the formation of a Cr-incorporated spinel, Cr2O3, and Cr(OH)3 phases.

25 sisting of two Ln3 triangles connected via a Cr(III) linker, are reported.

26 Here we have isolated a {Cr(III)Dy(III)6} complex that exhibits the much sought-a

27 Although Cr(VI) concentrations are elevated in serpentine soil po

28 otients (HQs)/hazard index (HI) were >1, and Cr (VI) exhibited higher cancer risks than that of Cd in

29 fully applied to the determination of Al and Cr in vegetables using standard addition method.

30 ters were identified: (1) Pb, As, Co, Cd and Cr; (2) Cu and Al; (3) Fe and (4) Zn.

31 y was inversely associated with both Cho and Cr (p < 0.01).

32 ith reduced concentrations for NAA, Cho, and Cr.

33 tion of a Cr-incorporated spinel, Cr2O3, and Cr(OH)3 phases.

34 96.2-103.5% and 97.1-102.7% for Cr(III) and Cr(VI) in water samples and 93.7-103.5% of total Cr in r

35 The speciation of Cr(III) and Cr(VI) was achieved by complexation of Cr(III)-TTA and t

36 of anionic chelate complexes of Al(III) and Cr(VI) with o-hydroxy azo dye, at pH 6.5, and then extra

37 ylarsinic acid], two Cr species [Cr(III) and Cr(VI)], and two Se species [Se(IV) and Se(VI)] were sep

38 cial spin structure composed of both Mn- and Cr-sublattices emerges, accompanied by considerable magn

39 ction was negatively associated with NAA and Cr (p < 005), while cerebral cortical brain injury sever

40 9Fe4Cu2Mg0.6Mo0.4Mn0.3 with traces of Si and Cr were found along the recovered interface between the

41 tal analysis suggests removal of Tc(VII) and Cr(VI) from solution occurs simultaneously; however, com

42 We reacted aqueous Cr(VI) with two abiotically reduced clay minerals: an Fe

43 Therefore, the aqueous Cr(III)/Fe(III) ratio affected homogeneous (in solution)

44 -1)-156.1+/-6.66mugkg(-1)) in bread exist as Cr(VI) and the highest total Cr content was found in bro

45 the presence of a relaxation agent, such as Cr(acac)3, and CH3(13)COONa as an internal standard.

46 Magnetic topological insulators such as Cr-doped (Bi,Sb)2Te3 provide a platform for the realizat

47 agile transition metal complex ions such as [Cr(H2O)4Cl2](+), difficult to be observed by gas-phase s

48 y monitoring potentially toxic elements (As, Cr, and Se) by inductively coupled plasma mass spectrome

49 hod was developed for risk assessment of As, Cr, and Se in food, which is demonstrated here using thr

50 the simultaneous speciation analysis of As, Cr, and Se in the bioaccessible fraction to determine th

51 The simultaneous speciation analysis of As, Cr, and Se revealed that the simple act of cooking can c

52 Cr(III)-(oxy)hydroxide solids and associated Cr isotope fractionation.

53 Trilayer thin films of 90 nm Fe - 20 at.% Cr (1(st) layer)/100 nm Y2O3 (2(nd) layer)/135 nm Fe - 2

54 00 nm Y2O3 (2(nd) layer)/135 nm Fe - 20 at.% Cr (3(rd) layer) were deposited on MgO substrates at 500

55 (VI) to less soluble, environmentally benign Cr(III).

56 The results showed a good agreement between Cr(III) and Crtotal concentration levels.

57 in the DC-OPA pumped by a chirped broadband Cr(2+):ZnSe/ZnS laser, enabling the generation of Terawa

58 cale investigation of trace element (As, Ca, Cr, Cu, Fe, Mn, Ni, S and Zn) distributions in the root

59 found in multifloral honey (Al, As, Be, Ca, Cr, Mn, Mo, Ni, Se, Th and U), common heather (Co, K, Mg

60 seven elements (Li, Be, B, Mg, Al, P, K, Ca, Cr, Mn, Co, Ni, Cu, Zn, As, Se, Sr, Mo, Cd, Sn, Sb, Ba,

61 neys, with the exception of multifloral (Ca, Cr, Mo, Se), common heather (Mg, Na), bearberry (Ba, Fe,

62 cooking can convert all of the carcinogenic Cr(VI) to the safer Cr(III).

63 Five immunocompetent C57BL/6-cBrd/cBrd/Cr (albino C57BL/6) mice were injected with GL261-luc2 c

64 t a median 6.0 years, and their urinary CCL2:Cr was significantly higher compared with patients with

65 ntae, Bacteria, and Fungi exposed to As, Cd, Cr Cu, Ni, Pb, and Zn showed that metal resistance depen

66 c carbon), N, S, Al, Fe, Mn, Cu, Zn, As, Cd, Cr, Ni, and Pb.

67 vel of goods and selected substances (C, Cd, Cr, Cu, Fe, Hg, N, Ni, P, Pb, Zn) are developed to chara

68 ible of trace elements and heavy metals (Cd, Cr, Cu, Co, Al, Zn, As, Pb and Fe) in 22 varieties of co

69 and trace elements (As, Ba, Cu, Fe, Mn, Cd, Cr, Hg, Mo, Ni, Pb, Se, Sb, Sn, and Zn) in three differe

70 hod was applied for the determination of Cd, Cr, Cu and Pb in some Brazilian yogurt samples.

71 ral information to the concentrations of Cd, Cr, Cu, Zn, Pb, Ni, Hg and Fe in wheat grains.

72 5, PM10, NOx, SO2, VOC, CO, NH3, Hg, Pb, Cd, Cr (VI), Ni, As, and dioxins.

73 s, and we also calculated ADC values and Cho Cr/Cit MRS ratios for all patients.

74 nd amygdala, as well as lower NAA:Cr and Cho:Cr ratios (regression coefficient, 119.8-275; P < .001)

75 tering sample included higher NAA:Cr and Cho:Cr ratios (regression coefficient, 197.4-275; P < .001)

76 and caudate (-10.6%; P = .04), while the Cho:Cr ratio was higher in the bilateral superior temporal c

77 tric analysis of aluminum (Al) and chromium (Cr) in vegetables.

78 (Pb), Mercury (Hg), Arsenic (As), Chromium (Cr) and Cadmium (Cd) are considered to be highly toxic a

79 e first time the use of hexavalent chromium (Cr(VI)) as an electrocatalyst in electrochemical DNA sen

80 Hexavalent chromium (Cr(VI)) is generated in serpentine soils and exported to

81 sponse (DDR) induced by hexavalent chromium (Cr(VI)), but the molecular mechanism remains unknown.

82 ctivities on the transformation of chromium (Cr) remediation products has generally been overlooked.

83 The chromium (Cr) isotope system has emerged as a potential proxy for

84 Hexavalent chromium, Cr(VI), is a widespread and toxic groundwater contaminan

85 Although concentrations of Co, Cr, Cu, I, Se and Zn where statistically higher in conve

86 inically significant tissue reactions to Co, Cr and Ti by analysing viable peri-prosthetic tissue.

87 Here it is shown that by codoping Cr and V magnetic elements in (Bi,Sb)2 Te3 TI, the tempe

88 y of Cr(III)-Fe(III)-(oxy)hydroxides, common Cr(VI) remediation products, with a range of composition

89 ng compounds, creatine-containing compounds (Cr), myo-inositol (mI), and glutamate (Glu) levels in th

90 mpared on NAA, choline-containing compounds, Cr, and mI concentrations in the gray matter and white m

91 ed that bread and breakfast cereals contains Cr(VI) which does not exceed maximum acceptable concentr

92 ditions impact coupled processes controlling Cr and Mn cycling.

93 aspartate (NAA), choline (Cho) and creatine (Cr).

94 acetyl-aspartyl-glutamate (NAA) to creatine (Cr) and choline compounds (Cho) to Cr in widespread cere

95 ochondrial function, normalized to creatine (Cr) levels were measured from the motor cortex contralat

96 ore day 90) were recorded; serum creatinine (Cr) at day 90 was defined as baseline.

97 mography (CT) and for whom serum creatinine (Cr) levels were obtained within 72 hours before imaging

98 determination of trace elements such as Cu, Cr, Cd and Pb in yogurt.

99 f targeted analytes such as: Cd, Pb, As, Cu, Cr, Ni, Fe, Mn and Sn in different canned samples (cardo

100 The daily intake of Cd, Cu, Cr and Pb via consumption of these samples was estimated

101 s the extraction underestimates reactive Cu, Cr, As, and Mo, that is, elements with a particularly hi

102 Urinary MMP7:Cr and CXCL10:Cr significantly distinguished noninflamed from inflamed

103 Although soil-derived Cr(VI) is leached from soil at concentrations exceeding

104 Within soils, we detected Cr(VI) in the same horizons where Cr(III)-minerals are c

105 then the validation of a method to determine Cr(VI) in certain foodstuffs by high-performance ionic c

106 e MWCNT/Cu interface by reaction of diffused Cr atoms and amorphous carbon of MWCNTs would assist in

107 iderophores, delta(53)Cr values of dissolved Cr(III) are -0.27 to 1.23 per thousand, within the range

108 ethylene polymerization are mainly divalent Cr ions in a 6-fold coordination, in interaction with th

109 ies have reported field evidence documenting Cr(VI) production rates and fluxes that govern Cr(VI) tr

110 During Cr(VI) removal, solution pH could increase to neutral wh

111 he determination of hexavalent chromium i.e. Cr(VI) in food samples is established with subsequent di

112 quantization-usually below 100 mK in either Cr- or V-doped (Bi,Sb)2 Te3 of the two experimentally co

113 zation as well as reduced Cr species (either Cr(II) or Cr(III)) acting as spectators.

114 Early AR (HR = 1.77, P < .001) and elevated Cr at Day 90 (HR = 2.56, P < .0001) were associated with

115 Power settings from 0 to 1.5 W using an Er,Cr:YSGG laser equipped with radial firing tip were used.

116 chromium:yttrium-scandium-gallium-garnet (Er,Cr:YSGG) laser.

117 faces and determine power settings of the Er,Cr:YSGG laser that remove biofilm without causing physic

118 The Er,Cr:YSGG laser with radial firing tip and water spray was

119 Under all conditions examined, Cr and Fe K-edge X-ray absorption near-edge structure sp

120 EPA Method 3060A does not adequately extract Cr(VI) from chromium ore processing residue (COPR).

121 Water-extractable Cr(VI) concentrations increase with depth constituting a

122 The ferritic Fe-Cr-Ni-Al-Ti alloys strengthened by hierarchical-Ni2TiAl/

123 inear working range of 0.2-80microgL(-1) for Cr(VI).

124 0.24; 0.8; 0.008; 0.026 and 0.056mgL(-1) for Cr, Cu, K, Mg, Na and Zn, respectively and for Pb was 0.

125 the range of 96.2-103.5% and 97.1-102.7% for Cr(III) and Cr(VI) in water samples and 93.7-103.5% of t

126 ion based on a redox-dependent framework for Cr mobilization and isotope fractionation.

127 Here we investigate the potential for Cr(III) oxidation by Mn oxides within fixed solid matric

128 of surface sites according to reactivity for Cr, luminescence spectroscopy for Yb and Eu, and dynamic

129 based on selective electron transfer to form Cr(III) superoxide moieties.

130 Artificial aggregates were constructed from Cr(OH)3- and Cr0.25Fe0.75(OH)3-coated quartz grains and

131 >0.1-2.75 mug/g.Cr), medium (2.75-9.78 mug/g.Cr), and high (9.78-427.38 mug/g.Cr).

132 of urinary TCS levels: low (>0.1-2.75 mug/g.Cr), medium (2.75-9.78 mug/g.Cr), and high (9.78-427.38

133 -9.78 mug/g.Cr), and high (9.78-427.38 mug/g.Cr).

134 and competing comingled contaminants, e.g., Cr(VI), that inhibit Tc(VII) reduction and incorporation

135 could have high heavy metal contents (e.g., Cr, Zn, Ni, Sn, etc.) and the capacity to remove dissolv

136 (VI) production rates and fluxes that govern Cr(VI) transport from soil to water sources.

137 tion route was introduced (Ti6Al4V --> V --> Cr --> Fe --> SS316) to avoid the Ti-Fe intermetallics.

138 phenyl, [Rh]-H) and (eta(5)-C5R5)(CO)3Cr-H ([Cr](R)-H, R= H, Me) were evaluated for formal H atom tra

139 Here, Cr(VI) is produced at a rate of 0.3 to 4.8 kg Cr(VI)/km(

140 theoretical studies of three heterometallic {Cr(III) Ln(III)6 } (Ln=Tb, Ho, Er) complexes, each conta

141 The homoleptic Cr(CN(tBu)Ar3NC)3 complex luminesces in solution at room

142 Cd(II), Cr(III), and Pb(II) ions displayed general electrostatic

143 e aromatic rings, and the metal ions Cd(II), Cr(III), Pb(II), and Pb(IV).

144 ion, x=7, 8 or 9, and M=Fe(III) , Ga(III) , Cr(III) , In(III) and Al(III) .

145 mination of Cd(II), Co(II), Cu(II), Fe(III), Cr(III), Pb(II), and Zn(II) ions by flame atomic absorpt

146 Our results illustrate Cr(VI) generation from reaction with Mn oxides within st

147 ate, the remaining solids became enriched in Cr relative to Fe.

148 erromagnetic CrSb and ferromagnetic order in Cr-doped (Bi,Sb)2Te3, we realize emergent interfacial ma

149 Some of the increased Cr(VI) may have resulted from oxidation of Cr(III) relea

150 I) produced from the oxidation of indigenous Cr(III) minerals is increasingly being recognized as a t

151 lloys, the phenomenon of irradiation-induced Cr redistribution at the metal/oxide interfaces has draw

152 ), and a larger pool of relatively insoluble Cr(III), is proposed.

153 After irradiation, Cr diffuses towards and enriches the FeCr/Y2O3 interface

154 r(VI) is produced at a rate of 0.3 to 4.8 kg Cr(VI)/km(2)/yr and subsequently flushed from soil durin

155 water infiltration, exporting 0.01 to 3.9 kg Cr(VI)/km(2)/yr at concentrations ranging from 25 to 172

156 tion spectrometer (HR-CS AAS) after leaching Cr(VI) with 0.10molL(-1) Na2CO3.

157 Due to its chelating ligands, Cr(CN(tBu)Ar3NC)3 is more robust than Cr(0) complexes wi

158 oth higher (electron-doped FeSCs) and lower (Cr-pnictides) [Formula: see text] counts.

159 metal carbonyl complexes ([M(bpy)(CO)4], M = Cr, Mo, W) are potentially promising CO2 reduction elect

160 lymerization and alkane dehydrogenation (M = Cr) or efficient luminescence properties (M = Yb and Eu)

161 3.L with L = (THF)2 or HOSi(O(t)Bu)3 for M = Cr, Yb, Eu, and Y, by a combination of advanced spectros

162 ar-edge structure spectra show that the main Cr-bearing product is a Cr(III)-hydroxide and that Fe re

163 ween the nanodots and an underlying metallic Cr layer.

164 matters, pH or the other four heavy metals (Cr, Cu, Ni and Zn).

165 Urinary MMP7:Cr and CXCL10:Cr significantly distinguished noninflamed

166 redox-independent pathways can also mobilize Cr, no quantitative constraints exist on the associated

167 was mobilized at low concentrations (<<1 muM Cr(VI); approximately 3% of Cr(III) deposited) that decl

168 We also considered GMV and NAA/Cr differences between patients with CFS and 26 sex-, ag

169 vious reports, we tested whether GMV and NAA/Cr in the dorsolateral prefrontal cortex are associated

170 s was the main predictor of both GMV and NAA/Cr in the left dorsolateral prefrontal cortex of patient

171 ain was associated with reduced GMVs and NAA/Cr, over and above the effects of fatigue, depressive sy

172 Conclusion NAA/Cr levels decreased in the motor cortex in patients with

173 patients with CSM, NAA normalized to Cr (NAA/Cr) levels were significantly lower 6 months after surge

174 ct white matter integrity with decreased NAA/Cr levels suggests that mitochondrial metabolic dysfunct

175 -acetylaspartylglutamate/creatine ratio (NAA/Cr) in a group of 89 women with CFS.

176 in the stuttering sample included higher NAA:Cr and Cho:Cr ratios (regression coefficient, 197.4-275;

177 cortices and amygdala, as well as lower NAA:Cr and Cho:Cr ratios (regression coefficient, 119.8-275;

178 based findings included lower group mean NAA:Cr ratio in stuttering than nonstuttering participants i

179 l bioaccessible fractions of Cu, Zn, Pb, Ni, Cr, and As under worst-case extraction conditions in the

180 Catalytic, asymmetric Ni/Cr-mediated coupling was used for three C-C bond formati

181 The products obtained in the Ni/Cr-mediated couplings were converted to the right halves

182 low organic carbon environments, we observe Cr(VI) concentrations within advecting solutes at levels

183 and, within the range of previously observed Cr isotope signatures in rock records linked to Cr redox

184 rations (<<1 muM Cr(VI); approximately 3% of Cr(III) deposited) that declined over time.

185 ) were analyzed and indicated the absence of Cr, Zn and Cu in the samples, except for Cu in strawberr

186 et hybridization alters the accessibility of Cr(VI) to the methylene blue label on the surface-immobi

187 rinding of NIST 2701 increased the amount of Cr(VI) extracted.

188 gram can emerge and, in the specific case of Cr-doped Bi2(SexTe1-x)3, a magnetic quantum phase transi

189 ) and Cr(VI) was achieved by complexation of Cr(III)-TTA and the total Cr was measured after reductio

190 for both clay minerals, the rate constant of Cr(VI) reduction varies by more than 3 orders of magnitu

191 A critical determinant of Cr(VI) generation within soils and sediments is the nece

192 analytical approach for the determination of Cr(III) in dairy products by microwave assisted extracti

193 e method was applied to the determination of Cr(VI) in dairy and cereal products from different brand

194 e microwave response of a magnetised disk of Cr-(Bi,Sb)2Te3.

195 environmental ligands on the dissolution of Cr(III)-(oxy)hydroxide solids and associated Cr isotope

196 Thus, ligand-promoted dissolution of Cr-containing solids, a redox-independent process, must

197 The method demonstrates enrichment of Cr(VI) after its complexation with 1,5-diphenylcarbazide

198 aline extraction and improving extraction of Cr(VI) from NIST SRM 2701, a standard COPR-contaminated

199 ticles, which can help determine the fate of Cr in aquatic environments.

200 cal potential in ferromagnetic thin films of Cr-(Bi,Sb)2Te3 grown on SrTiO3 By optically modulating t

201 uantify our understanding of the kinetics of Cr(VI) reduction by Fe(II/III)-bearing clay minerals and

202 Our results indicated that the level of Cr in indoor industrial dust was more than twice, compar

203 d Cr(VI) may have resulted from oxidation of Cr(III) released from brownmillerite which rapidly trans

204 of Cr(VI), but the kinetics and pathways of Cr(VI) reduction by such clay minerals are poorly unders

205 potential reaction kinetics and pathways of Cr(VI) remediation products in the presence of microbial

206 clay minerals and may improve predictions of Cr(VI) behavior in subsurface environments.

207 Reaction of Fe(OH)2(s) in the presence of Cr(III) results in the formation of a spinel phase that

208 estigate the magneto-transport properties of Cr-doped Bi2(SexTe1-x)3 with different compositions unde

209 erals are widespread potential reductants of Cr(VI), but the kinetics and pathways of Cr(VI) reductio

210 u(0), and Cu(+) all favored the reduction of Cr(VI) according to X-ray photoelectron spectroscopy ana

211 ; however, complete removal and reduction of Cr(VI) is achieved earlier than the removal/reduction of

212 is assumed to be related to the reduction of Cr(VI) to Cr(III).

213 the total Cr was measured after reduction of Cr(VI) to Cr.

214 y of which can be controlled by reduction of Cr(VI) to less soluble, environmentally benign Cr(III).

215 icrobial exudates can promote the release of Cr(III) from remediation products via both ligand comple

216 ls which appeared to suppress the release of Cr(VI).

217 sence of oxalate alone caused the release of Cr, but not of Fe, from all solid phases.

218 nstituting a 7.8 to 12 kg/km(2) reservoir of Cr(VI) in soil.

219 The speciation of Cr(III) and Cr(VI) was achieved by complexation of Cr(II

220 This study investigated the stability of Cr(III)-Fe(III)-(oxy)hydroxides, common Cr(VI) remediati

221 samples beforehand characterized in terms of Cr(VI) and total chromium (Crtotal).

222 consistent with the localized nature the of Cr(3+) moments and suggest short-range ferromagnetic int

223 validates older studies that found traces of Cr(VI) in food by using a less specific off-line speciat

224 lvin zero-field hysteretic spin dynamics of {Cr(III)Dy(III)6} reveals the pivotal role played by ferr

225 romium(VI) production is highly dependent on Cr-mineral solubility; increasing Fe-substitution (x = 0

226 The last variable had the largest effect on Cr(VI) reduction kinetics: for both clay minerals, the r

227 well as reduced Cr species (either Cr(II) or Cr(III)) acting as spectators.

228 (Zn, P, Cr, Mg, B, K) and pistachio (Mn, P, Cr, Mg, Ti, B, K, Sc, S) to the production areas were id

229 candidate elements linking asparagus (Zn, P, Cr, Mg, B, K) and pistachio (Mn, P, Cr, Mg, Ti, B, K, Sc

230 For paramagnetic Cr(III), EPR (HYSCORE) spectroscopy shows hyperfine coup

231 Our results are not limited to Ti-Pd-Cr SMAs but potentially provide a strategy for searching

232 ary interaction of two low-solubility phases-Cr(III) silicates or (hydr)oxides and Mn(III/IV) oxides-

233 g ethylene polymerization as well as reduced Cr species (either Cr(II) or Cr(III)) acting as spectato

234 dy, aquifer sediments subjected to reductive Cr(VI) immobilization under different biogeochemical reg

235 (130) (Glu(90) in Chlamydomonas reinhardtii (Cr) ChR2) (i) undergoes a hydrogen bond change in D -->

236 We report Cr speciation (i) in four serpentine soil depth profiles

237 Results Cr levels decreased and GFRs increased in both groups fr

238 all of the carcinogenic Cr(VI) to the safer Cr(III).

239 be taken into account when using sedimentary Cr isotope signatures to diagnose atmospheric oxygen lev

240 Despite the method's very high sensitivity, Cr(VI) was not found in all the studied samples.

241 Serum Cr levels and GFRs for each time period were compared be

242 d with early events (AR, DGF, baseline serum Cr >2.0 mg/dL) to that associated with later events (IBx

243 ompare groups on the rate of change in serum Cr levels and GFRs from before to after imaging.

244 Thereafter, a 25% rise in serum Cr or new-onset proteinuria triggered graft biopsy (inde

245 onal and postnatal age, and preimaging serum Cr levels with neonates who underwent unenhanced MR imag

246 went unenhanced imaging showed similar serum Cr levels at all examined time periods.

247 fer in the proportion of neonates with serum Cr levels higher than the reference range (>0.4 mg/dL) a

248 ile O, Ca, Ti and Nd, moderately siderophile Cr, Ni and Mo, and highly siderophile Ru record differen

249 tual model of a limited pool of more soluble Cr(III), and a larger pool of relatively insoluble Cr(II

250 , and dimethylarsinic acid], two Cr species [Cr(III) and Cr(VI)], and two Se species [Se(IV) and Se(V

251 ADC and (Cit + Spm + Cr)/Cho ratio showed positive correlation with percentag

252 tage areas of lumen and nuclei, (Cit + Spm + Cr)/Cho ratio, and ADC were significantly different (P <

253 on and dilution during transport to streams, Cr(VI) levels measured in local surface waters largely r

254 with biogenic Mn(III/IV)-oxides, suggesting Cr(VI) generation through oxidation by Mn-oxides.

255 ally) generate sufficient Fe(II) to suppress Cr(VI) efflux.

256 gands, Cr(CN(tBu)Ar3NC)3 is more robust than Cr(0) complexes with carbonyl or monodentate isocyanides

257 First-principles calculations reveal that Cr substitution of Y interstitials in Y2O3 containing ex

258 It was shown that Cr(III) is oxidized to Cr(VI) during toasting of bread.

259 , and approximately 20:1 was achieved by the Cr catalysts prepared from (S)-H, (S)-I, and (R)-L, resp

260 dation potential of -2.43 V vs Fc(+)/Fc, the Cr(0) complex is a very strong photoreductant.

261 e molecular structure of the Cr sites in the Cr(VI)/SiO2 Phillips catalyst during ethylene polymeriza

262 ly with DFOB to increase the Fe, but not the Cr, release rate.

263 he changes in the molecular structure of the Cr sites in the Cr(VI)/SiO2 Phillips catalyst during eth

264 ron shuttle following photoexcitation of the Cr(III) catalyst.

265 However, the photoactivity relative to the Cr content and, thus, Cr reduction of sulfur-rich PbCr1-

266 range antiferromagnetic order related to the Cr(3+) spins around 125 K, leading to the presence of a

267 the stereochemistry was controlled with the Cr catalyst prepared from the chiral sulfonamide identif

268 or constituents of the human diet, yet their Cr(VI) content is not known.

269 tivity relative to the Cr content and, thus, Cr reduction of sulfur-rich PbCr1-xSxO4 is found to be m

270 creatine (Cr) and choline compounds (Cho) to Cr in widespread cerebral cortical, white matter, and su

271 hanges their specific reactivity compared to Cr(III) sites in oxygen environments obtained from silox

272 from the adsorption of dyes by converting to Cr(VI) reductant and porous carbon material.

273 Reductive immobilization to Cr(III) is a treatment option, but its success depends o

274 isotope signatures in rock records linked to Cr redox cycling.

275 ults In patients with CSM, NAA normalized to Cr (NAA/Cr) levels were significantly lower 6 months aft

276 It was shown that Cr(III) is oxidized to Cr(VI) during toasting of bread.

277 Cr XPS analysis indicates reduction to Cr(III) and the formation of a Cr-incorporated spinel, C

278 her rates and to greater extents relative to Cr from all solid phases.

279 to be related to the reduction of Cr(VI) to Cr(III).

280 Cr was measured after reduction of Cr(VI) to Cr.

281 the solid and concomitantly decreases total Cr(VI) generation by 37%.

282 bread exist as Cr(VI) and the highest total Cr content was found in brown bread.

283 The results showed that 33-73% of total Cr (58.17+/-5.12mugkg(-1)-156.1+/-6.66mugkg(-1)) in brea

284 I) in water samples and 93.7-103.5% of total Cr in rice samples.

285 irs under illumination relative to the total Cr content increases.

286 by complexation of Cr(III)-TTA and the total Cr was measured after reduction of Cr(VI) to Cr.

287 and exhibited good reductive activity toward Cr(VI).

288 arsonic acid, and dimethylarsinic acid], two Cr species [Cr(III) and Cr(VI)], and two Se species [Se(

289 Creatinine-adjusted urinary arsenic (UAs/Cr), blood As (BAs), and blood manganese (BMn) were asse

290 chool grade, each 100-mug/g reduction in UAs/Cr from baseline to follow-up was associated with a 0.91

291 resent a potential residence for unextracted Cr(VI).

292 Unreduced Cr(VI) species are also present during ethylene polymeri

293 tablishing a more robust framework for using Cr isotopes to track the evolution of the Earth's atmosp

294 Co, Ni, Cu, early transition metals (Ti, V, Cr, Zr, Nb and W) and their nanocomposites with emphasis

295 f the codoped (Bi,Sb)2 Te3 films with varied Cr/V ratios reveals that magnetic codoping improves the

296 e detected Cr(VI) in the same horizons where Cr(III)-minerals are colocated with biogenic Mn(III/IV)-

297 Further, correlated with Cr redistributed into the oxide, an amorphous layer is g

298 centrations in solution were correlated with Cr(VI).

299 ressed significant positive correlation with Cr and Ni.

300 ns in the clay structure after reacting with Cr(VI).

301 containing four different metal species (Zr, Cr, Fe, and Al) were successfully functionalized with ol