ライフサイエンスコーパス: Tl

1 Tl(+) can functionally replace potassium when applied to

2 Tl(+) flux measurements demonstrated unchanged transport

3 Tl(3+) desulfurizes the PS substrate to the normal subst

4 y small interface mismatch compared to (001) Tl metal.

5 Zn 571+/-440mugkg(-1), Pb 26+/-20mugkg(-1), Tl 13+/-10mugkg(-1), Cd 7+/-6mugkg(-1) and As 3+/-4mug.k

6 linear relationship (R(2) = 0.71) between 1/Tl and the isotope record, as determined for all the soi

7 otope standard in parts per 10(4)) versus 1/[Tl].

8 High yields of the novel BaHg(2)Tl(2) are achieved from reactions of the appropriate cas

9 (Isotypic SrHg(2)Tl(2) also exists.) The tetragonal barium structure (P4(

10 Several centers used thallium-201 (Tl-201) as an alternative radiotracer for myocardial per

11 two immediate (201)Tl rest scans and 26 (201)Tl delayed redistribution scans were compared with resti

12 In addition, (201)Tl SPECT uptake was quantified using a 68-segment cardia

13 ions for (18)F-FDHR (0.85 +/- 0.07) and (201)Tl (0.87 +/- 0.05) were not significantly different, alt

14 otinamide ((99m)Tc-HYNIC) annexin V and (201)Tl and underwent dual-isotope SPECT/CT imaging.

15 (119)Sb, (123)I, (125)I, (195m)Pt, and (201)Tl by means of event-by-event simulations.

16 Uptake of both (111)In chloride and (201)Tl chloride into the testes was seen at a level above th

17 uptake with tetrofosmin, sestamibi, and (201)Tl in vivo in a porcine model of stress-induced myocardi

18 Dual-isotope-targeted (99m)Tc and (201)Tl perfusion SPECT images were acquired using a hybrid S

19 Patient (99m)Tc and (201)Tl SPECT scans (n = 25) from 2 centers were analyzed sim

20 with nonspecific uptake for (111)In and (201)Tl, respectively, at 24 h after administration.

21 The effective doses for (99m)Tc- and (201)Tl-labeled agents differed by about a factor of 2, a fac

22 g occlusion, (18)F-FBnTP (92.5 MBq) and (201)Tl-thallium chloride (0.74 MBq) were injected intravenou

23 uple of classical radiotracers, such as (201)Tl, (123)I-mIBG, together with (111)In-antimyosin were a

24 rt the possible use of widely available (201)Tl SPECT to facilitate substrate-guided VT ablations.

25 For comparison, (201)Tl showed complete redistribution at 120 min (LCA/remote

26 on of infarct detection and the delayed (201)Tl scans were considered for infarct sizing.

27 increased significantly (P < 0.05) for (201)Tl (2.04-fold), (123)I-MIBG (3.25-fold), and (3)H-l-meth

28 eas the initial extraction fraction for (201)Tl did not.

29 low by a factor of 4, whereas those for (201)Tl might be too high by a factor of 4.

30 s and the highest values being seen for (201)Tl-chloride studies.

31 and to compare the results to those for (201)Tl.

32 and scar were successfully created from (201)Tl SPECT images and integrated in a clinical mapping sys

33 etection of infarct by EXT on immediate (201)Tl rest scan were 87% and 91%, respectively, with the op

34 Eighty-two immediate (201)Tl rest scans and 26 (201)Tl delayed redistribution scan

35 The immediate (201)Tl scans were considered for validation of infarct detec

36 Mean normalized (201)Tl uptake was 55% +/- 21% in the voltage-defined scar, 6

37 This study assessed the value of (201)Tl SPECT perfusion imaging to define ventricular myocard

38 (99m)Tc radiotracers (370/1,100 MBq) or (201)Tl (37/110 MBq) with a 1-h delay between rest and dipyri

39 persistent defect (MI-to-remote ratios: (201)Tl, 0.23 +/- 0.28, 0.39 +/- 0.07, 0.31 +/- 0.07, 0.24 +/

40 ly into groups of 6 female Wistar rats: (201)Tl-chloride (TlCl), (123)I-metaiodobenzylguanidine (MIBG

41 % women) underwent standard supine rest (201)Tl/stress (99m)Tc dual-isotope gated MPS and cardiac cat

42 PFR, and 1/3FR were superior to resting (201)Tl LHR and showed good sensitivity, specificity, and pre

43 0.0009, respectively), whereas resting (201)Tl LHR did not (r=0.10, P=0.49).

44 Resting (201)Tl LHR was calculated manually, and LVEDP was obtained a

45 )Tc-methylene diphosphonate bone scans, (201)Tl tumor imaging, and PET techniques have contributed to

46 ally configured to perform simultaneous (201)Tl (stress)/(99m)Tc (rest) myocardial perfusion imaging

47 ; r = 0.85) obtained from delayed SPECT (201)Tl scans.

48 DPAC clarified the multipinhole stress (201)Tl images through reduced background and increased stati

49 An elevated stress (201)Tl lung-to-heart ratio (LHR) is a traditional marker of

50 AC) technique was applied to the stress (201)Tl multipinhole SPECT images by weighted combination of

51 es that it is a better flow tracer than (201)Tl in the isolated rabbit heart.

52 y the heart was greater (P < 0.05) than (201)Tl, tetrofosmin, or sestamibi at flows greater than 1.5

53 o month 6, whereas the perfusion tracer (201)Tl showed a persistent defect (MI-to-remote ratios: (201

54 usion at stress using 3 common tracers: (201)Tl, (99m)Tc-tetrofosmin, and (99m)Tc-sestamibi.

55 nts scheduled for VT ablation underwent (201)Tl SPECT before the ablation procedure.

56 nd month 6, respectively) (P < 0.01 vs. (201)Tl).

57 ss affected by flow (P < 0.05) than was (201)Tl retention.

58 Seven isotopes ((202)Hg, (203)Tl, (204)Pb, (205)Tl, (206)Pb, (207)Pb, (208)Pb) were mo

59 The large (203)Tl/(205)Tl hyperfine interactions permit accurate simula

60 Herein, it is demonstrated that (203)Tl/(205)Tl hyperfine "clocks" are greatly superior to th

61 The (203)Tl/(205)Tl hyperfine clock strategy is applied to a seri

62 )N, or (13)C owing to the fact that the (203)Tl/(205)Tl hyperfine couplings are much larger (15-25 G)

63 Selection of (205)Tl/(203)Tl for NIST SRM 997 to optimize data (1) daily, (2) for

64 Consistency of the (205)Tl/(203)Tl ratio (2.3888) optimized over all data with previous

65 on(205)Tl, the deviation of the (205)Tl/(203)Tl ratio of a sample from the NIST SRM 997 Tl isotope st

66 , which is also characterized by epsilon(205)Tl approximately +/- 0, and the same epsilon(205)Tl valu

67 ope fractionation between soils (epsilon(205)Tl approximately +0.4) and locally grown green cabbage (

68 studied soils, where heavier Tl (epsilon(205)Tl approximately -1) naturally occurs.

69 otopically light soils at depth (epsilon(205)Tl approximately -4), and the Tl emissions, which produc

70 heaviest Tl isotope composition (epsilon(205)Tl approximately 0), followed by fly ash (epsilon(205)Tl

71 roduce Tl-enriched topsoils with epsilon(205)Tl as high as +/-0.

72 imately 0), followed by fly ash (epsilon(205)Tl between -2.5 and -2.8) and volatile Tl fractions (eps

73 and locally grown green cabbage (epsilon(205)Tl between -2.5 and -5.4).

74 -2.8) and volatile Tl fractions (epsilon(205)Tl between -6.2 and -10.3), suggesting partial Tl isotop

75 pproximately +/- 0, and the same epsilon(205)Tl value was found for a pyrite from the deposit that pr

76 otope compositions (expressed as epsilon(205)Tl, the deviation of the (205)Tl/(203)Tl ratio of a samp

77 Selection of (205)Tl/(203)Tl for NIST SRM 997 to optimize data (1) daily,

78 en isotopes ((202)Hg, (203)Tl, (204)Pb, (205)Tl, (206)Pb, (207)Pb, (208)Pb) were monitored simultaneo

79 Consistency of the (205)Tl/(203)Tl ratio (2.3888) optimized over all data with p

80 as epsilon(205)Tl, the deviation of the (205)Tl/(203)Tl ratio of a sample from the NIST SRM 997 Tl is

81 Herein, it is demonstrated that (203)Tl/(205)Tl hyperfine "clocks" are greatly superior to those prov

82 The (203)Tl/(205)Tl hyperfine clock strategy is applied to a series of se

83 13)C owing to the fact that the (203)Tl/(205)Tl hyperfine couplings are much larger (15-25 G) than th

84 The large (203)Tl/(205)Tl hyperfine interactions permit accurate simulations of

85 on of synthetic Tl(I)-jarosite, (H(3)O)(0.29)Tl(0.71)Fe(2.74)(SO(4))(2)(OH)(5.22)(H(2)O)(0.78), by Sh

86 afforded [Tl(OEt2)3][H2N{B(C6F5)3}2] (2a), [Tl(OEt2)4][H2N{B(C6F5)3}2] (2b), or [Tl(OEt2)2][H2N{B(C6

87 energy surface for distortions of the Ctr(3)-Tl-Ctr(4) angle.

88 3)Tl ratio of a sample from the NIST SRM 997 Tl isotope standard in parts per 10(4)) versus 1/[Tl].

89 ipso)-Tl-B angle of 174.358(7) degrees and a Tl-B distance of 2.311(2) A, which indicates strong asso

90 experimentally relevant pH (5 and 6.3) at a Tl concentration of 35 muM and did not show significant

91 ndary minerals formed by the weathering of a Tl-As-Fe-sulfide mineralization hosted in the carbonate

92 ition gave the first thallium-C6Me6 adduct, [Tl(eta6-C6Me6)2][H2N{B(C6F5)3}2].1.5CH2Cl2 (5a), a bent

93 ][H2N{B(C6F5)3}2] in diethyl ether afforded [Tl(OEt2)3][H2N{B(C6F5)3}2] (2a), [Tl(OEt2)4][H2N{B(C6F5)

94 Heating Et2O complexes in toluene afforded [Tl(eta6-toluene)n][H2N{B(C6F5)3}2] (4, n = 2, 3), while

95 ed ring species of formula c-(MR)(3) (M = Al-Tl; R = organo group).

96 Although Tl-201 provided a short-term solution to the unexpected

97 mely the embryonic morphological changes and Tl pathway components.

98 (NCS) and polar, whereas the K, Rb, Cs, and Tl analogues are centrosymmetric (CS) and nonpolar.

99 The analytes were Pb2+, Cd2+, Cu2+, and Tl+ at concentrations ranging from 5 nM to 2 microM.

100 cture with Ar'Tl-Tl = 119.74(14) degrees and Tl-Tl = 3.0936(8) A.

101 present a sink for Tl in the environment and Tl is readily released from Tl-jarosite during both abio

102 f compounds of group III (B, Al, In, Ga, and Tl) with group V (N, P, As, Sb, and Bi) elements on Si(1

103 The 6p states of Hg and Tl and 5d of Ba define a dominant conduction band around

104 The Hg and Tl network atoms are distinctive in their functions and

105 Group IIIA elements (B, Ga, In, and Tl) have been doped into PbSe for enhancement of thermoe

106 the fractions of Tl(III), Tl(I)-jarosite and Tl(I)-illite in bulk samples based on XAS indicated that

107 was positively associated with urine Mo and Tl [1.5 (95% CI: 0.4, 2.6) and 1.2 (95% CI: 0.3, 2.1) ng

108 cation binding (D367 and D454) on Na(+) and Tl(+) affinity.

109 pNBTEA- and Tl(+)-dependent transient currents both displayed satura

110 contemporary enrichments of Ag, Cd, Sb, and Tl (in the top layers of the peat cores) are found at th

111 er concentrations of Ag, Cd, Ni, Pb, Sb, and Tl, similar concentrations of Mo, but greater concentrat

112 [Tl(18-crown-6)2][H2N{B(C6F5)3}2] (11a) and [Tl(18-crown-6)][H2N{B(C6F5)3}2].2CH2Cl2 (11b) were isola

113 ns the multidecker cations [Tl(FeCp2)]+ and [Tl(FeCp2)2]+ in a 1:1 ratio.

114 r are therefore clearly due to anthropogenic Tl emissions from cement processing.

115 this study, for the first time, to apportion Tl contamination in soils.

116 Release of aqueous Tl was enhanced in inoculated samples whereby maximum co

117 ds to their dissociation into Ar'Tl and Ar' 'Tl monomers in hexane.

118 in Et(2)O afforded (Ar'Tl)(2) (1) and (Ar' 'Tl)(3) (2).

119 -Me(2))(2)) with TlCl in Et(2)O afforded (Ar'Tl)(2) (1) and (Ar' 'Tl)(3) (2).

120 1 and 2 leads to their dissociation into Ar'Tl and Ar' 'Tl monomers in hexane.

121 The Ar'Tl monomer behaves as a Lewis base and readily forms a 1

122 tures a planar, trans-bent structure with Ar'Tl-Tl = 119.74(14) degrees and Tl-Tl = 3.0936(8) A.

123 te and avicennite (Tl2O3) were identified as Tl-bearing secondary minerals formed by the weathering o

124 Adsorption isotherms measured at Tl(+) concentrations from 10(-9) to 10(-2) M at near-neu

125 values, </=10 nm; Bi, W, In, Pb, Pt, Ag, Au, Tl, Pd, Y, Ru, Cd, and Sb had Dmin in the range of 11-20

126 Complementary batch Tl/S. putrefaciens sorption experiments were conducted u

127 Because Tl-201 is considered by many as a suboptimal radiotracer

128 oils and bedrocks, also indicative of binary Tl mixing between two dominant reservoirs.

129 , owing to rattling dynamics of weakly bound Tl cations.

130 de is found to cleave by approximately 7% by Tl(3+) at the RNA position.

131 Although occupied by Tl(+) in the crystal structure, these sites were propose

132 of calcium in Ca-Ag, Ca-In, Ca-Pb, Ca-Sn, Ca-Tl, and Ca-Zn at 800 degrees C was within 1.5 kJ/mol of

133 The calculated Tl-arene interaction energies increase from 73.7 kJ mol-

134 (6) which contains the multidecker cations [Tl(FeCp2)]+ and [Tl(FeCp2)2]+ in a 1:1 ratio.

135 spite of high levels of heavy metal (As, Cd, Tl, Pb) in wastes left after mining stopped, apiary prod

136 With 18-crown-6 the complexes [Tl(18-crown-6)2][H2N{B(C6F5)3}2] (11a) and [Tl(18-crown-

137 We report that the chalcohalide compound Tl(6)SeI(4) is a promising material for efficient X-ray

138 es to those produced with the K(+) congener, Tl(+).

139 ed FeSe system (A1-xFe2-ySe2, A = K, Rb, Cs, Tl).

140 es, A(2)Ti(IO(3))(6) (A = Li, Na, K, Rb, Cs, Tl).

141 Among Toll-deficient (Tl(-/-)) and wild-type fruit flies, infection with Zygom

142 ated a shift from adsorption of (dehydrated) Tl(+) at the frayed edges at low loadings to adsorption

143 metals (i.e., Ag = Cd not equal Ni not equal Tl).

144 When applied extracellularly, Tl(+) induces some behavior that mimics that of the Na(+

145 selectivity ( approximately 7-fold) favoring Tl(+) over Na(+).

146 This G-quadruplex contains five Tl+ ions, three of which are interspersed between adjace

147 st that illite is an important adsorbent for Tl in soils and sediments, considering its often high ab

148 em is engineered into a catalytic beacon for Tl(3+) with a detection limit of 1.5 nM, which is below

149 Cation exchange selectivity coefficients for Tl(+) with respect to Na(+), K(+), NH4(+), and Ca(2+) we

150 ides first direct spectroscopic evidence for Tl(I) uptake by illite and indicates the need for furthe

151 . putrefaciens does not represent a sink for Tl in the environment and Tl is readily released from Tl

152 The rate constant (k(tot)) for Tl(+)-dependent transient current asymptotically approac

153 at low-temperatures due to contribution from Tl-induced low-frequency Einstein modes as also evidence

154 environment and Tl is readily released from Tl-jarosite during both abiotic and biotic dissolution.

155 (3-), upon reaction of (EE'Bi2)(2-) (E = Ga, Tl, E' = Bi; E = E' = Pb) and [U(C5Me4H)3] or [U(C5Me4H)

156 The Tl(3) ring has Tl-Tl distances in the range ca. 3.21-3.37 A as well as

157 osited onto the studied soils, where heavier Tl (epsilon(205)Tl approximately -1) naturally occurs.

158 Bottom ash exhibited the heaviest Tl isotope composition (epsilon(205)Tl approximately 0),

159 nation cannot explain the isotopically heavy Tl in the Lengerich topsoils and the latter are therefor

160 ffective phonon scattering by both the heavy Tl(3+) ions and the increased grain boundary density aft

161 e history of heavy metal (V, Cu, Zn, Cd, Hg, Tl, Pb, U) pollution in Lake Baikal seals over the past

162 , Sr, Mo, Ag, Cd, Sn, Sb, Te, Ba, W, Pt, Hg, Tl, U) which are being explored and potentially applicab

163 mportant for Hg 5d-6s mixing in Hg-Hg and Hg-Tl bonding, whereas relatively separate Tl 6s and 6p sta

164 , and these are in turn interconnected by Hg-Tl bonds.

165 ny, emitted cement kiln dust (CKD) with high Tl contents, due to cocombustion of Tl-enriched pyrite r

166 at low loadings to adsorption of (hydrated) Tl(+) on planar sites at the highest loadings.

167 Quantification of the fractions of Tl(III), Tl(I)-jarosite and Tl(I)-illite in bulk samples based on

168 1/cph1 double mutant was almost avirulent in Tl mutant flies.

169 te Tl 6s and 6p states are more important in Tl-Tl interactions.

170 caused by similar sequence modifications in Tl pathway components, which are in agreement with their

171 ounds of the type M(II)(boryl)2 (M = Ga, In, Tl) can be synthesized.

172 ype levels when the strain was injected into Tl mutant flies fed doxycycline-containing food.

173 virulent than C. albicans when injected into Tl mutant flies.

174 3 features an almost linear thallium C(ipso)-Tl-B angle of 174.358(7) degrees and a Tl-B distance of

175 contrast to GltPh, which does not bind K(+), Tl(+) is more efficient in mimicking K(+) than Na(+) whe

176 ctures of the cavity containing Na(+), K(+), Tl(+), Rb(+), and Cs(+) are compared.

177 , subsoil concentrations of up to 6000 mg/kg Tl in soil horizons containing weathered ore fragments.

178 lly metal-sensitive HMW (Ag and Ni) and LMW (Tl) pools, whereas the MMW pool, which includes metallot

179 and thermo-desorption experiments with local Tl-rich coal pyrite.

180 receptor modeling for the toxic trace metal Tl.

181 are close to those in numerous alkali-metal-Tl cluster systems.

182 Urine As, Cd, Mo, Tl, and U were measured using inductively coupled plasma

183 9 wk after injection using spectrometric NaI(Tl) and HPGe detectors, and imaging between 5 and 10 wk

184 e mineralization and associated high natural Tl backgrounds, reveal significant isotope fractionation

185 ermining the distribution of Ag, Cd, Cu, Ni, Tl, and Zn among pools of various molecular weights (HMW

186 While no Tl(3+)-dependent DNAzymes are obtained, a DNA oligonucle

187 -sensitive fluorophore, we developed a novel Tl(+) flux based assay for mK(ATP) activity, and used th

188 and 2 are outside the range (2.88-2.97 A) of Tl-Tl single bonds in R(2)TlTlR(2) compounds.

189 cleic acid content), verifies the ability of Tl+ to mimic K+ in nucleic acids.

190 They confirmed the strong adsorption of Tl(+) at the frayed edges of illite, with Tl selectivity

191 We investigated the adsorption of Tl(+) onto purified Illite du Puy (IdP).

192 5 mM) revealed a high adsorption affinity of Tl(+) in Na(+)- and Ca(2+)-electrolytes and strong compe

193 Parallel chains of Hg hexagons and of Tl tetrahedra along c are constructed from polyhedra tha

194 ith high Tl contents, due to cocombustion of Tl-enriched pyrite roasting waste.

195 The concentrations of Tl in 10 mM CaCl2-extracts increased with increasing soi

196 a binary mixing relationship in a diagram of Tl isotope compositions (expressed as epsilon(205)Tl, th

197 Large displacements of Tl cations along the c-axis, driven by electrostatic rep

198 s have examined the reductive dissolution of Tl mineral phases by microbial populations.

199 ractions facilitates permanent entrapment of Tl(+) ions on the capsule interior.

200 tigated the speciation and extractability of Tl in soil developed from mineralized carbonate rock.

201 Quantification of the fractions of Tl(III), Tl(I)-jarosite and Tl(I)-illite in bulk samples

202 exhibit drastic variations as a function of Tl speciation.

203 ntial adsorbents and the selective nature of Tl(+) uptake by illite.

204 ce of K+ validates the isomorphous nature of Tl+ and K+.

205 Overall, the number of Tl-Tl bonds per cell exceeds the Hg-Hg type by 20:12, bu

206 s from a locality in China, with outcrops of Tl sulfide mineralization and associated high natural Tl

207 ases to approximately 40% in the presence of Tl(3+) and Er(3+).

208 e structure of d(G4T4G4)2 in the presence of Tl+ is similar to the K+-form of the G-quadruplex, the s

209 cess of [IrCl(CO)(PPh3)2] in the presence of Tl[PF6] to form, successively, the bimetallic species [7

210 will be detectable as changes in the rate of Tl(+) influx-the fluorescence quench rate.

211 ity of 1 is in accord with the reluctance of Tl(I) to undergo oxidation to Tl(III) due to the unreact

212 rm has been employed in selective sensing of Tl+ and Cs+ at low concentration levels in MeCN-H2O (1:1

213 evidence was found for the sequestration of Tl(III) into Mn-oxides and the uptake of Tl(I) by illite

214 need for further studies on the sorption of Tl to clay minerals and Mn-oxides and its impact on Tl s

215 X-ray absorption spectra of Tl adsorbed onto Na-exchanged IdP indicated a shift from

216 in the cesium salt, the enhanced strength of Tl...pi vs Cs...pi interactions facilitates permanent en

217 Despite the high toxicity of Tl, few studies have examined the reductive dissolution

218 of Tl(III) into Mn-oxides and the uptake of Tl(I) by illite.

219 In this single-center study, the use of Tl-201 during the Tc-99m shortage was associated with an

220 large-amplitude coherent optic vibrations of Tl-rattlers along the c-axis, and acoustic phonons that

221 ed high-quality single-crystalline wafers of Tl(6)SeI(4) with detector-grade resistivities and good c

222 its release during the natural weathering of Tl-bearing ore deposits and mining activities.

223 The optimized geometry of [Tl(tol)3]+ converged to a structure very similar to that

224 pulsion between localized electron clouds on Tl and Te ions, are akin to those of rattling guests in

225 lay minerals and Mn-oxides and its impact on Tl solubility in soils.

226 Calculations on [Tl(C6Me6)2]+ (5b) to establish whether a linear or bent

227 Si(SiMe3)3 and R' = Et (1), Sn(n)Bu3 (2), or Tl (3).

228 synthesized a series of new alkali-metal or Tl(+) titanium iodates, A(2)Ti(IO(3))(6) (A = Li, Na, K,

229 (2a), [Tl(OEt2)4][H2N{B(C6F5)3}2] (2b), or [Tl(OEt2)2][H2N{B(C6F5)3}2].CH2Cl2 (2c), depending on the

230 Oxidative Tl(III)uptake into Mn-oxides was less relevant, probably

231 between -6.2 and -10.3), suggesting partial Tl isotope fractionations.

232 ctroscopy (mu-XAS) at the Tl L3-edge, partly Tl(I)-substituted jarosite and avicennite (Tl2O3) were i

233 one-dimensional, and zerovalent element (Pb, Tl, or Hg) chains with a variable electron count.

234 ermination of the content of Ag, Cd, Hg, Pb, Tl, and Zn in a certified reference material (CRM) of Lo

235 d, as a result, the LODs for Ag, Cd, Hg, Pb, Tl, and Zn were 0.004, 0.040, 0.70, 1.7, 0.035, and 0.45

236 emission from the analytes (Ag, Cd, Hg, Pb, Tl, and Zn) was from 20 to 120 times higher as compared

237 The Pb-Pb, Tl-Tl, and Hg-Hg element lines in these structures have

238 The small barrier for mobility of the Pb, Tl, and Hg atoms along the chain axis may explain the la

239 to aid our understanding of postdepositional Tl dynamics in surface environments for the future.

240 ely -4), and the Tl emissions, which produce Tl-enriched topsoils with epsilon(205)Tl as high as +/-0

241 FLC) mixed into food significantly protected Tl mutant flies injected with FLC-susceptible C. albican

242 e range ca. 3.21-3.37 A as well as pyramidal Tl geometries.

243 gA channel-permeable fluorescence quencher (Tl(+)).

244 nary artery disease (CAD) who underwent rest Tl-201/stress Tc-99m sestamibi MPS, including 5,233 gate

245 c contamination by trace metals (Ag, Cd, Sb, Tl, but also V, Ni, and Mo which are enriched in bitumen

246 d Hg-Tl bonding, whereas relatively separate Tl 6s and 6p states are more important in Tl-Tl interact

247 5a), a bent sandwich complex with very short Tl...centroid distances.

248 We also identified significant Tl isotope variations within the products from coal comb

249 ation of 35 muM and did not show significant Tl accumulation by either live or dead cells.

250 ts in urine (Be, Bi, Cd, Co, Cu, Ni, Sb, Sn, Tl, Pb, and V) at the low mug L(-1) level by means of LA

251 aCl2-extracts increased with increasing soil Tl contents and decreasing soil pH, but did not exhibit

252 The elements B, Ba, Cs, Cu, Mg, Rb, Sr, Tl and Zn were identified as suitable indicators.

253 d, Co, Cu, K, Li, Mg, Mn, Mo, P, Pb, Se, Sr, Tl and Zn; and high dialyzability ratios were found for

254 Mg, Mn, Na, Nd, Ni, Pb, Pr, Rb, Sc, Se, Sr, Tl, Tm, V, Y, Yb, Zn) and variables selected by means of

255 trometry (MALDI-TOF MS), and 1H NMR studies, Tl+ and Cs+ react with 1 via formation of 1:1 complexes

256 plied to any system in which the substituted Tl+ cations are in slow exchange with the bulk ions in s

257 udy we examined the dissolution of synthetic Tl(I)-jarosite, (H(3)O)(0.29)Tl(0.71)Fe(2.74)(SO(4))(2)(

258 l2 consists of two bridging and two terminal Tl+ ions bound to triply bridging hydroxides.

259 Thallium (Tl) is a highly toxic heavy metal situated between mercu

260 Thallium (Tl) is emerging as a metal of concern in countries such

261 Using a thallium (Tl(+))-sensitive fluorophore, we developed a novel Tl(+)

262 is requirement can be satisfied by thallium (Tl+), a potassium (K+) surrogate.

263 arsenic (As), Cd, molybdenum (Mo), thallium (Tl), and U with markers of vitamin D metabolism [25(OH)D

264 for the first time, we report the thallium (Tl) isotope record in moderately contaminated soils with

265 channel-permeable quencher (e.g., thallium, Tl(+)) of a water-soluble fluorophore (8-aminonaphthalen

266 isotope redistributions, we demonstrate that Tl contamination can be traced in soils and propose that

267 Our findings clearly demonstrate that Tl of anthropogenic (high-temperature) origin with light

268 Our data demonstrate that Tl(+) can bind to EAAC1 with high affinity and mediate a

269 in bulk samples based on XAS indicated that Tl(I) uptake by illite was the dominant retention mechan

270 The Tl(+) flux mK(ATP) assay was validated by correlation wi

271 The Tl(3) ring has Tl-Tl distances in the range ca. 3.21-3.3

272 The Tl-Tl bonds in 1 and 2 are outside the range (2.88-2.97

273 h (epsilon(205)Tl approximately -4), and the Tl emissions, which produce Tl-enriched topsoils with ep

274 -ray absorption spectroscopy (mu-XAS) at the Tl L3-edge, partly Tl(I)-substituted jarosite and avicen

275 ides was less relevant, probably because the Tl loadings of the soil exceeded the capacity of this up

276 o difference experiment we show that, in the Tl+-form of d(G4T4G4)2, small scalar couplings (<1 Hz) e

277 More downstream testing was seen in the Tl-201 cohort (639 [21.4%] patients) than the Tc-99m coh

278 Lastly, the Tl atom in the structure of 3 is found capping a pseudos

279 Since components of the Tl pathway simulated by the model are fast-evolving, we

280 he process in 3 involves dissociation of the Tl(+) ion from the molecule followed by association at t

281 The crystal structure of the Tl+ form of the G-quadruplex formed from the Oxytricha n

282 G-quadruplex, the solution structure of the Tl+-form of d(G4T4G4)2 was determined.

283 , Fe, K, Li, Mg, Mo, Na, Ni, Pb, Se, Sr, Ti, Tl and V), for cherry stone and edible part, respectivel

284 Lu, Mn, Mo, Nb, Nd, Ni, Pr, Rb, Sm, Te, Ti, Tl, Tm, U, V, Y, Zn and Zr).

285 reluctance of Tl(I) to undergo oxidation to Tl(III) due to the unreactive character of the 6s(2) ele

286 g, we next asked which parameters related to Tl would most effectively reproduce these gradients and

287 With respect to Tl in contaminated soils, this study provides first dire

288 We developed a model of candidiasis in Toll (Tl)-deficient Drosophila melanogaster.

289 e main biochemical interactions of the Toll (Tl) signaling pathway, which regulates Dl nuclear transp

290 Total Tl concentrations in topsoil (0-20 cm) of 100-1000 mg/kg

291 Distribution coefficients (Kd) for trace Tl adsorption indicated a moderate pH-dependence from pH

292 nd In doping and the hole concentration upon Tl doping to ~7 x 10(19) cm(-3).

293 we sought to understand the impact of using Tl-201 (during the Tc-99m shortage) on downstream resour

294 f RNA-cleaving DNAzymes is carried out using Tl(3+) as the target metal cofactor.

295 n(205)Tl between -2.5 and -2.8) and volatile Tl fractions (epsilon(205)Tl between -6.2 and -10.3), su

296 The weak Tl-Tl bonding in 1 and 2 leads to their dissociation int

297 Therefore, we tested whether Tl(+) has the ability to replace Na(+) also in the mamma

298 With Tl doping, modification of the band structure around the

299 of Tl(+) at the frayed edges of illite, with Tl selectivity coefficients between those reported for R

300 the glutamate transporters to interact with Tl(+) is conserved between GltPh and a mammalian member