ライフサイエンスコーパス: fluoride ion

1 = 4 in the hydroxide ion and at n = 5 in the fluoride ion.

2 clinically used tracers (18)F-FDG and (18)F-fluoride ion.

3 yzed hydrolysis of DFP and the production of fluoride ion.

4 d potentiometric detection of the byproduct, fluoride ion.

5 se of 0.5 equiv of cytosine and 1.4 equiv of fluoride ion.

6 in high activities from cyclotrons as [(18)F]fluoride ion.

7 cIlwain et al., titled Membrane Exporters of Fluoride Ion.

8 rth-abundant iron catalysts and nucleophilic fluoride ion.

9 orination reaction based on the nucleophilic fluoride ion.

10 analogue (12) with cyclotron-produced [(18)F]fluoride ion.

11 a route amenable to their labeling with [18F]fluoride ion.

12 3H]-4 and concomitant release of bromide and fluoride ions.

13 howed a ratiometric fluorescence response to fluoride ions.

14 arden soil resulted in degradation, yielding fluoride ions.

15 enolate intermediate, slowing the release of fluoride ions.

16 I) complex 5-BP is observed upon addition of fluoride ions.

17 led molecules from most commonly used [(18)F]fluoride ions.

18 re exploited in the luminescent detection of fluoride ions.

19 haring, and mu(2), mu(3), and mu(4) bridging fluoride ions.

20 lexes cyanide ions while [2]+ only complexes fluoride ions.

21 uoroalkyl ion intermediates that degraded to fluoride ions (78 to ~100%) within 24 hours.

22 fluoride ion, inactivation by 7 releases 148 fluoride ions, accounting for the less efficient inactiv

23 orination promoted decomposition occurs with fluoride ion acting as a base.

24 ng from the first solvent exchange and (18)F-fluoride ion activation step to the final deprotection s

25 with soft-tissue measurements, whereas (18)F-fluoride ion activity correlated with bone volume measur

26 Between pH values of 6.0 and 9.0, fluoride ion acts as a pure uncompetitive inhibitor of A

27 g polymeric antenna can be disassembled upon fluoride ion addition, thereby switching off luminescenc

28 ed based on quantum chemical calculations of fluoride ion affinities on the BP/def2SVPP level of theo

29 Computed fluoride-ion affinities (FIAs) of the hydroalane adducts

30 Fluoride ion affinity (FIA) calculations follow experime

31 Fluoride ion affinity (FIA) calculations reveal a soluti

32 The high fluoride ion affinity (FIA) confirms its classification

33 esearchers often approach by calculating its fluoride ion affinity (FIA) with quantum chemistry.

34 e enthalpy change is given by the sum of the fluoride ion affinity of the acceptor (as defined in str

35 ntrasting with 1 (FIA = 264 kJ mol(-1); FIA: Fluoride Ion Affinity), salt Mg[(nBu)(3)NB(12)H(4)Cl(7)]

36 ophilicity parameters (hydride ion affinity, fluoride ion affinity, omega values, and DeltaG(B)) were

37 Small-animal PET/CT scans using (18)F-fluoride ion and (18)F-FDG coregistered with high-resolu

38 In contrast, for mixed lesions, (18)F-fluoride ion and (18)F-FDG PET/CT scans detected only mi

39 ld and in high specific activity from [(18)F]fluoride ion and an N-Boc-protected (phenyl)aryliodonium

40 enzymatically defluorinated MfeGly, yielding fluoride ion and homoserine.

41 ynthesized bromomethyl analog (17) with [18F]fluoride ion and its radioligand behavior was assessed w

42 -fold difference between the reactivities of fluoride ion and neutral HF toward 1+ is attributed to t

43 ttleya and which catalyses the conversion of fluoride ion and S-adenosylmethionine (SAM) to 5'-fluoro

44 ynthesis of [(18)F]fluoromethane from [(18)F]fluoride ion and then cobalt(III) fluoride mediated gas

45 nactivation is accompanied by release of two fluoride ions and 0.84 equiv of 5'-deoxyadenosine and at

46 carboxylic acid with concomitant loss of two fluoride ions and coenzyme conversion to pyridoxamine 5'

47 olic and aqueous solvents in the presence of fluoride ions and monitoring the rate of consumption of

48 MR spectroscopy was employed to localize the fluoride ions and to track the consumption of PVDF.

49 We also report assembly and testing of fluoride-ion and bromide-ion cells using quasi-solid-sta

50 O-Sn centers, inherent repulsion between the fluoride-ion and Sn 5s(2) electron lone pairs, and the f

51 the unexpected presence of trifluoroacetate, fluoride ion, and fluoroacetate.

52 thods are mixed with water sample containing fluoride ion, and the peak absorption wavelength is foun

53 The fluoride ion, and thus turnover by P4H, is detected by a

54 m guests, including reactive species such as fluoride ions, and could therefore serve as chemically i

55 ture-conditional growth, hypersensitivity to fluoride ions, and partial protein transport and glycosy

56 chromophore on the protein, the loss of two fluoride ions, and the stoichiometry of the inactivation

57 ctivation by Ca2+ and inhibition by EDTA and fluoride ion are demonstrated using the optimized sensor

58 reduction pathway and release of cytoplasmic fluoride ion are implicated in the mechanism of MFP toxi

59 atic substrates with no-carrier-added [(18)F]fluoride ion are routinely carried out in the synthesis

60 Fluoride ions are formed in smaller abundance and reflec

61 Fluoride ions are highly reactive, and their incorporati

62 Our results imply that aqueous sodium and fluoride ions are strongly expelled from the first hydra

63 lytica (AAP) is uncompetitively inhibited by fluoride ion at pH 8.0 with an inhibition constant (Ki)

64 Nevertheless, they allow the detection of fluoride ions at micromolar concentration by the naked e

65 metal-ion shuttle batteries to constructing fluoride-ion batteries, dual-ion batteries, and other ne

66 ithin redox devices such as room-temperature fluoride-ion batteries.

67 ied to trigger the processing reaction, with fluoride ions being particularly useful.

68 [4](+) is sufficiently fluorophilic to bind fluoride ions below the EPA contaminant level in pure wa

69 nal (anisotropic) conductivity involving the fluoride ions between the Ba and Sn layers.

70 The second sublattice comprises the fluoride ions between the Ba(2+) and Sn(2+) layers, and

71 in spectroscopic responses of each isomer to fluoride ion binding.

72 y after substrate binding, and only a single fluoride ion binds to AAP.

73 One fluoride ion bridges the structural and catalytic magnes

74 d mono-, di-, tri-, and tetrasubstitution of fluoride ions by heteroatomic nucleophiles.

75 eme proteins in the presence of a heme-bound fluoride ion can be used as a probe for heme-linked ioni

76 ethylhydrosiloxane (PMHS) in the presence of fluoride ion catalysis was investigated.

77 Biological fluoride ion channels are sub-1-nanometer protein pores

78 Fluoride ion channels of the Fluc family combat toxicity

79 ss increased after treatment with increasing fluoride ion concentrations, whether applied in vitro or

80 ectroscopy have been used to investigate the fluoride ion conductor, BaSnF(4), a member of the MSnF(4

81 These results reveal how the anionic fluoride ion cooperates with the magnesium-associated RN

82 colorimetry-based approach was developed for fluoride ion determination, using layered double hydroxi

83 phone and converted, using the RGB model for fluoride ion determination.

84 Some inhibitors, such as fluoride ion, dinor-N(omega)-hydroxy-L-arginine, and deh

85 ounds, few reactions are able to incorporate fluoride ions directly into alkyl C-H bonds.

86 occupy octahedral "interstitial" sites: this fluoride-ion disorder is a consequence of repulsion betw

87 al structure with a high degree of intrinsic fluoride-ion disorder, where 1/3 of fluoride ions occupy

88 energy difference (DeltaU(POT)) between the fluoride ion donor and the salt formed with the acceptor

89 Unexpected behaviors against fluoride ion donors disclose critical interferences of a

90 ure for the donor strength or "nakedness" of fluoride ion donors is presented.

91 ed as the acceptors, and the following seven fluoride ion donors were evaluated: CsF, N(CH(3))(4)F (T

92 Here, we characterize the structure and fluoride-ion dynamics of cubic BaSnF(4), using a combina

93 mics simulations reveal highly inhomogeneous fluoride-ion dynamics, with fluoride ions in Sn-rich loc

94 ation configuration and coupled to the local fluoride-ion dynamics.

95 acid causing cell membrane leakage allowing fluoride ions easy access to urease.

96 ors: Michael addition, enamine addition, and fluoride ion elimination followed by conjugate addition.

97 6-deoxyglucose (dTDP-6FGlc), which undergoes fluoride ion elimination instead of dehydration, and thu

98 s determined that 1 inactivates hOAT through fluoride ion elimination to an activated 1,1'-difluorool

99 c experiments supported a lysine-assisted E2 fluoride ion elimination, which has never been observed

100 ocation may create an electrostatic well for fluoride ions entering the channel from the cytoplasm.

101 Fluoride ion (F(-)) is one of the most harmful elements

102 as proposed for the on-site determination of fluoride ion (F(-)) with high sensitivity and accuracy.

103 larly ancient, pernicious threat is posed by fluoride ion (F(-)), a common xenobiotic in natural envi

104 Specifically, we have studied the binding of fluoride ion (F(-); an uncompetitive inhibitor) and L-ar

105 onged consumption of water contaminated with fluoride ions (F(-)) at concentrations exceeding 1.5 ppm

106 Elevated concentrations of fluoride ions (F(-)) in natural groundwater are a worldw

107 lity, showed reliable wet adhesion, released fluoride ions (F(-)) topically, and induced significant

108 voltammetric measurements confirmed that the fluoride ions facilitated single-step Nd(III)/Nd reducti

109 te-limiting step is the release of the first fluoride ion from the difluoromethylphenolate intermedia

110 rgy change associated with the transfer of a fluoride ion from the donor to a given acceptor molecule

111 Interestingly, abstraction of a fluoride ion from these complexes led to selective forma

112 Disulfiram decreased plasma-free (18)F-fluoride ion (from peak levels of 340% +/- 62% standardi

113 igand scaffold (L(1)) and the apical anionic fluoride ion generates a strong axial anisotropy with an

114 R spectra demonstrate that the motion of the fluoride ions has almost completely frozen out by -150 d

115 been identified, and unusual ordering of the fluoride ions has been discovered in both cases.

116 nyl)-3-trimethylsilylcyclopropene react with fluoride ion in the gas phase to afford 6-substituted 3-

117 nd the complex was found to exclusively bind fluoride ions in DMSO-d(6).

118 -mefway was observed, with no detected (18)F-fluoride ions in plasma.

119 ly inhomogeneous fluoride-ion dynamics, with fluoride ions in Sn-rich local environments significantl

120 The binding of two fluoride ions in the active site dramatically changes th

121 In the presence of both phosphate and fluoride ions in the eluent, band broadening caused by L

122 arch of a molecular receptor that could bind fluoride ions in water below the maximum contaminant lev

123 Because of hydration, fluoride ions in water typically elude complexation by n

124 are important in determining the ordering of fluoride ions in zeolites.

125 Whereas inactivation by 3a releases only one fluoride ion, inactivation by 7 releases 148 fluoride io

126 Ozonolysis and fluoride ion-induced desilylation complete the route.

127 ts of different arylamino anions followed by fluoride ion-induced desilylation.

128 angements are seen to operate during ensuing fluoride ion-induced removal of the silyl protecting gro

129 Significant concentrations of fluoride ions, inorganic carbon, and smaller organic aci

130 er design principles underpinning reversible fluoride-ion insertion and bulk diffusion.

131 the thermodynamics and kinetics controlling fluoride-ion insertion and diffusion.

132 As such, the design of fluoride-ion insertion hosts for anion batteries require

133 Fluoride-ion insertion is enabled by a combination of a

134 Here, we observe reversible room-temperature fluoride-ion insertion within tunnels of Sn(2)TiO(4) def

135 X-ray scattering studies of fluoride-ion-insertion-induced crystal structure modulat

136 lowed the structure solution and location of fluoride ions inside as-made pure silica zeolites with t

137 ficient route for selective incorporation of fluoride ion into allylic systems.

138 The fluoride ion is a potent nucleophile in its desolvated s

139 elemental sulfur and external (radioactive) fluoride ion is described.

140 The bound fluoride ion is encapsulated within the junctional archi

141 st genome, suggests that the threat posed by fluoride ions is frequent and detrimental.

142 gnificantly mitigated by spatially confining fluoride ions leached from the catalyst, which is identi

143 is sequential reaction as an intermediate by fluoride ions leading to an anionic species as indicated

144 letal horse myoglobin (Mb) with a heme-bound fluoride ion (Mb-F) reveals how protonation of the dista

145 ude interlayer spaces or channels lined with fluoride ions, metal polyhedra, M(O,F)(n), linked throug

146 lattice energy, low solubility and impaired fluoride ion nucleophilicity.

147 ntrinsic fluoride-ion disorder, where 1/3 of fluoride ions occupy octahedral "interstitial" sites: th

148 ese results confirm the beneficial effect of fluoride ions on Nd metal recovery in low-melting chlori

149 presence of AdoHcy hydrolase did not release fluoride ion or generate aristeromycin-5'-carboxaldehyde

150 -nucleophile approach that adds chloride and fluoride ions over unactivated alkenes in a highly regio

151 tic experiments demonstrated the loss of one fluoride ion per active site during inactivation and the

152 n calorimetry data confirmed binding of four fluoride ions per dimer and yielded Kb values of 7.5 x 1

153 -ions, yielding a reversible capacity of 0.5 fluoride-ions per Sn(2)TiO(4) formula unit.

154 (18)F-FDG and (18)F-fluoride ion PET/CT scans can be useful tools in charact

155 These fluoride ion positions correspond closely to the positio

156 e efficacy of the dyes as probes, a turn-off fluoride ion probe was prepared from 3C, which consisted

157 renes (1a-1u) with cyclotron-produced [(18)F]fluoride ion rapidly affords no-carrier-added [(18)F]flu

158 in and manganese salen catalysts and various fluoride ion reagents, including silver fluoride (AgF),

159 s consistent with results showing incomplete fluoride ion release (up to 53% of the F content in AFFF

160 ometric analysis of dissociable products and fluoride ion release experiments.

161 ss spectrometric analysis of metabolites and fluoride ion release experiments.

162 ectrometry-based analysis of metabolites and fluoride ion release experiments.

163 Fluoride ion release for the 9.09 mass% concentration wa

164 Fluoride ion release from disks stored in pH 6.0 buffer

165 This study characterized the fluoride ion release from filled resins containing CaF2

166 city, water uptake, proton conductivity, and fluoride ion release, strongly indicate that attack by H

167 The method relies on the measurement of fluoride ion released from sulfonyl fluorides upon react

168 C, 30 min] while it can be readily broken by fluoride ion, releasing unmodified DNA.

169 tallographic data, we suggest that the metal fluoride ions replaced phosphate at the two ATP-binding

170 s been observed in the presence of acids and fluoride ions, respectively.

171 ium in tryptone soya broth supplemented with fluoride ions resulted in fluoroacetate production; thus

172 nces are closed using Raman spectroscopy and fluoride ion selective electrode measurements for experi

173 ition layer was coupled with a solid-contact fluoride ion-selective electrode (F-ISE) transducer, for

174 he same samples using a classical LaF3-based fluoride ion-selective electrode method.

175 pper ion chelates shift the potential of the fluoride ion-selective electrode to more positive stable

176 , and thus turnover by P4H, is detected by a fluoride ion-selective electrode.

177 off luminescence and offering a new tool for fluoride ion sensing.

178 that destabilizes Sn-coordinated tetrahedral fluoride-ion sites.

179 udies of mono- and dinuclear hydrolases with fluoride ion, suggest that a Zn(II)-bound water/hydroxid

180 complex with Rho GTPases in the presence of fluoride ions, suggesting that p190 also functions to st

181 meric clusters, either a water molecule or a fluoride ion surrounded by a tetrahedral array of water

182 azoles 10a and 10b were labeled using [(18)F]fluoride ion (t(1/2) = 109.7 min) in moderately high rad

183 m the reactions of cyclotron-produced [(18)F]fluoride ion (t(1/2) = 109.7 min) with diaryliodonium sa

184 nation reactions using no-carrier-added [18F]fluoride ion (t(1/2) = 109.7 min, beta+ = 97%) in CH3CN.

185 uence of repulsion between Sn lone pairs and fluoride ions that destabilizes Sn-coordinated tetrahedr

186 ectroscopy indicates that H(12) encapsulates fluoride ion through direct amide hydrogen bonding.

187 intermediate does exist for the addition of fluoride ion to (Cl)(2)C=O, halide exchange of LiCl with

188 1E leads to an intermediate that eliminates fluoride ion to give E product.

189 available phosphonate smoothly reacts with a fluoride ion to liberate a difluorocarbene intermediate

190 h cyclotron-produced no-carrier-added [(18)F]fluoride ion to produce [(18)F]aryl fluorides.

191 This stibonium cation complexes fluoride ions to afford the corresponding fluorostiboran

192 filter effect, which is eliminated by adding fluoride ions to form the colorless complex FeF6(3-).

193 They also react with fluoride ions to form the corresponding zwitterionic flu

194 larifies the distinctive tendency of aqueous fluoride ions to react with such organophosphorus compou

195 our ongoing studies on the reactivity of the fluoride ion toward organophosphorus compounds, we estab

196 al interferences of a putative redox-coupled fluoride ion transfer during the experimental determinat

197 Fluoride ion, ubiquitous in soil, water, and marine envi

198 yrin complex catalyzes alkyl fluorination by fluoride ion under mild conditions in conjunction with s

199 Subsequent C-F bond scission releases fluoride ions (up to 50 mumol g(-1)) and fluorinated mol

200 ys exclusive turn-on fluorescence sensing of fluoride ion upon complexation via a unique partial cone

201 in vivo as represented by radioactivity (18F-fluoride ion) uptake in skull.

202 uence through steric hindrance of transverse fluoride ion vibrations, which directly controls the the

203 strength or perhaps pH of the solution since fluoride ion was also found to become a competitive inhi

204 e Halex reaction of pentachloropyridine with fluoride ion was studied experimentally and computationa

205 utions in DMSO show a reversible response to fluoride ions, which can be correlated to the presence o

206 lacement of the mesylates by the radioactive fluoride ion with 31% incorporation of radioactivity.

207 highly efficient step, the reaction of [18F]fluoride ion with the corresponding bromo precursor, 8.

208 ynamic data for the reactions of cyanide and fluoride ions with FixL are consistent with shape select

209 n of fluoride based on the batch reaction of fluoride ions with triethyloxonium tetrachloroferrate(II

210 roacetate (TFDA) by treatment with catalytic fluoride ion) with a series of electron-rich aromatic ke

211 ractions between Sn-centered sigma-holes and fluoride-ions, yielding a reversible capacity of 0.5 flu