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Zhonglan Gao et al.
Journal of biological inorganic chemistry : JBIC : a publication of the Society of Biological Inorganic Chemistry, 16(5), 789-798 (2011-04-23)
Endoplasmic reticulum (ER) stress induced by free fatty acids (FFA) is important to β-cell loss during the development of type 2 diabetes. To test whether vanadium compounds could influence ER stress and the responses in their mechanism of antidiabetic effects
Abu T Khan et al.
Carbohydrate research, 346(16), 2629-2632 (2011-10-11)
A wide variety of dithioacetal derivatives of sugars can be cleaved easily into the corresponding open-chain aldehydo sugars using an efficient combination of VO(acac)(2)/H(2)O(2)/NaI at 0-5°C. Some of the salient features of this protocol are mild reaction conditions, good yields
Mukul Pradhan et al.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy, 78(1), 205-210 (2010-10-30)
The lability of the [UO2(acac)2H2O] complex has been exploited to decipher solvent composition of a medium. Successive blue shift of the π-π* band (λmax=282 nm) is observed due to alcohol substitution of increasing chain length in place of water. This
Anthony J Di Pasqua et al.
Journal of nuclear medicine : official publication, Society of Nuclear Medicine, 54(1), 111-116 (2012-10-27)
Mesoporous silica nanoparticles (MSNs) were explored as a carrier material for the stable isotope (165)Ho and, after neutron capture, its subsequent therapeutic radionuclide, (166)Ho (half-life, 26.8 h), for use in radionuclide therapy of ovarian cancer metastasis. (165)Ho-MSNs were prepared using
Chih-Chia Huang et al.
Chemical communications (Cambridge, England), (23)(23), 3360-3362 (2009-06-09)
A general approach involving a solvothermal method was developed to synthesize a series of silicate nanoshells (<100 nm) where both Gd silicate and Gd silicate:Eu nanoshells were further demonstrated to exhibit dual-modality MRI and optical imaging functions.
David N Paglia et al.
Journal of orthopaedic research : official publication of the Orthopaedic Research Society, 32(5), 727-734 (2014-01-01)
This study evaluated the efficacy of using calcium sulfate (CaSO4 ) as a carrier for intramedullary delivery of an organic vanadium salt, vanadyl acetylacetonate (VAC) after femoral fracture. VAC can act as an insulin-mimetic and can be used to accelerate
David N Paglia et al.
Journal of orthopaedic research : official publication of the Orthopaedic Research Society, 30(12), 1971-1978 (2012-06-02)
This study quantified the effects of local intramedullary delivery of an organic vanadium salt, which may act as an insulin-mimetic on fracture healing. Using a BB Wistar rat femoral fracture model, local vanadyl acetylacetonate (VAC) was delivered to the fracture
Yanfang Li et al.
Dalton transactions (Cambridge, England : 2003), 41(13), 3807-3816 (2012-02-24)
Biscyclometalated iridium(III) complexes with an ancillary acetylacetone ligand, Ir(L)(2)(acac), (L = 2-(benzo[b]thiophen-2-yl)pyridine (btp), 1-phenylisoquinoline (piq), 2-phenylbenzothiazole (bt), 2-phenylpyridine (ppy), acac = deprotonated acetylacetone), demonstrate spectroscopic changes in their UV-Vis absorption and luminescent emission under acidic conditions. Such changes were found
Wouter Bult et al.
Pharmaceutical research, 29(3), 827-836 (2011-11-10)
The clinical application of holmium acetylacetonate microspheres (HoAcAcMS) for the intratumoral radionuclide treatment of solid malignancies requires a thorough understanding of their stability. Therefore, an in vitro and an in vivo stability study with HoAcAcMS was conducted. HoAcAcMS, before and
Wouter Bult et al.
PloS one, 8(1), e52178-e52178 (2013-01-16)
The increasing incidence of small renal tumors in an aging population with comorbidities has stimulated the development of minimally invasive treatments. This study aimed to assess the efficacy and demonstrate feasibility of multimodality imaging of intratumoral administration of holmium-166 microspheres
Ik-Soo Shin et al.
The Analyst, 136(10), 2151-2155 (2011-03-25)
Though recently Ir(III) complexes have attracted much interest in electrochemiluminescent (ECL) analysis due to their high emission in various wavelengths, there were a few studies reported on its analytical applications. In this study, we evaluate the ECL from (pq)(2)Ir(acac) (pq
Wouter Bult et al.
Brachytherapy, 12(2), 171-177 (2012-09-25)
Holmium-166 acetylacetonate microspheres ((166)Ho-AcAc-MS) are proposed as an intratumoral radioablation device. This article presents a pilot study in housecats with unresectable liver cancer. Feasibility and tolerability of intratumoral administrations of (166)Ho-AcAc-MS was investigated. Three cats with unresectable liver tumors of
Gui-Ge Hou et al.
Chemical communications (Cambridge, England), 47(38), 10731-10733 (2011-08-27)
Two NbO-type MOFs based on ditopic pyridyl substituted diketonate ligands were reported. One exhibits a reversible SC-SC water encapsulation, while the other shows an interesting guest-driven luminescent property based on M(III) acetylacetonate (M = Eu and Fe) guest species.
The direct writing of plasmonic gold nanostructures by electron-beam-induced deposition.
Katja Höflich et al.
Advanced materials (Deerfield Beach, Fla.), 23(22-23), 2657-2661 (2011-05-04)
Hiroya Nakata et al.
The Journal of chemical physics, 137(4), 044110-044110 (2012-08-03)
A consideration of the surrounding environment is necessary for a meaningful analysis of the reaction activity in large molecular systems. We propose an approach to perform unrestricted Hartree-Fock (UHF) calculations within the framework of the fragment molecular orbital (FMO) method
Michael E Ziebel et al.
Chemical science, 11(26), 6690-6700 (2020-09-22)
The incorporation of second-row transition metals into metal-organic frameworks could greatly improve the performance of these materials across a wide variety of applications due to the enhanced covalency, redox activity, and spin-orbit coupling of late-row metals relative to their first-row
S S Arandjelovic et al.
Journal of B.U.ON. : official journal of the Balkan Union of Oncology, 14(2), 271-279 (2009-08-04)
To investigate the antitumor activity of two newly synthesized ruthenium(III) [Ru(III)] compounds carrying bidentate ligands: (acac)-acetylacetonate, [Ru(acac)3), and (tfac)-trifluoroacetylacetonate [Ru(tfac)3]. The activity of ruthenium(III) analogues was evaluated on HeLa, B16, and Femx cell lines for cytotoxicity in vitro using MTT
Gong-Jun Chen et al.
Dalton transactions (Cambridge, England : 2003), 39(44), 10637-10643 (2010-10-06)
Two Eu(III) complexes, [Eu(acac)(3)(dpq)] (1) and [Eu(acac)(3)(dppz)] CH(3)OH (2) {viz. acetylacetonate (acac), dipyrido[3,2-d:20,30-f]quinoxaline (dpq), dipyrido[3,2-a:20,30-c] phenazine (dppz)}, have been synthesized and their DNA binding, photo-induced DNA cleavage activity and cell cytotoxicity are studied. The complexes display significant binding propensity to
Yi Wang et al.
Journal of medicinal chemistry, 56(23), 9601-9611 (2013-11-28)
Current precious-metal-containing anticancer agents are mostly chelated with N-containing ligands and function by interacting with DNA. In the present study, Pd(acac)2, a Pd(II) complex containing four O-donor ligands, has been evaluated as an active anticancer agent. Pd(acac)2 showed no interaction
Xiaojun Wei et al.
ACS nano, 14(9), 12113-12124 (2020-08-14)
Benefiting from near-infrared persistent luminescence, chromium-doped zinc gallate nanoparticles have become appealing for background-free biomedical imaging applications, where autofluorescence from adjacent tissues no longer poses a problem. Nevertheless, the synthesis of persistent luminescent nanoparticles with controllable and biologically appropriate size
Nan Tian et al.
Dalton transactions (Cambridge, England : 2003), 39(37), 8613-8615 (2010-08-19)
The design, synthesis, photophysical and significantly improved electrooptical properties of a series of red emitting cyclometalated iridium(iii) complexes containing carbazolyl-acetylacetonate ligands are described.
Rémi Legay et al.
Journal of pharmaceutical and biomedical analysis, 98, 446-462 (2014-07-20)
The purpose of the study was to investigate the degradation pathway of 5-fluorouracil (FU) in the situation of commercial formulations for clinical use, namely FU dissolved in sodium hydroxide (NaOH) solutions or Tris buffer at pH 8.5-9. Combination of data
Zhan'ao Tan et al.
Physical chemistry chemical physics : PCCP, 14(42), 14589-14595 (2012-09-28)
A solution-processed vanadium oxide (s-VO(x)) anode buffer layer on an indium-tin-oxide (ITO) electrode was used instead of PEDOT:PSS for improving the stability and photovoltaic performance of the polymer solar cells (PSCs). The s-VO(x) layer was prepared by spin-coating a vanadyl
Zofia Kowalewska et al.
Talanta, 103, 66-74 (2012-12-04)
The aim of this work was to investigate the influence of magnesium acetylacetonate (MgA) on the signal of organic forms of vanadium in xylene solution by graphite furnace atomic absorption spectrometry. MgA alone or mixed with palladium acetylacetonate (PdA) was
Xue-Lan Mei et al.
Dalton transactions (Cambridge, England : 2003), 41(2), 505-511 (2011-11-02)
Three new 2p-4f complexes of [Ln(acac)(3)(NIT-2Py)]·0.5NIT-2Py [Ln(III) = Gd(1), Dy(2)] and [Dy(tfa)(3)(NIT-2Py)]·0.5C(7)H(16) (3) (NIT-2Py = 2-(2'-pyridyl)- 4,4,5,5-tetramethylimidazoline-1-oxyl-3-oxide; acac = acetylacetonate and tfa = trifluoroacetylacetonate) have been synthesized, and structurally and magnetically characterized. The X-ray structural analysis exhibits that the three
Hamid Golchoubian et al.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy, 85(1), 25-30 (2011-10-18)
Mixed-chelate copper(II) complexes with a general formula [Cu(acac)(diamine)]X where acac=acetylacetonate ion, diamine=N,N-dimethyl,N'-benzyl-1,2-diaminoethane and X=BPh(4)(-), PF(6)(-), ClO(4)(-) and BF(4)(-) have been prepared. The complexes were characterized on the basis of elemental analysis, molar conductance, UV-vis and IR spectroscopies. The complexes are
Channa R De Silva et al.
Journal of the American Chemical Society, 131(18), 6336-6337 (2009-04-17)
Nearly monodisperse lanthanide-doped magnetite nanoparticles were obtained by thermally decomposing a mixture of Fe(acac)(3) and Ln(acac)(3) (acac = acetylacetonate; Ln = Sm, Eu, Gd) in the presence of passivating surfactants. Magnetic studies revealed room-temperature ferromagnetic behaviors of these doped nanoparticles
Kazuharu Sugawara et al.
Analytical sciences : the international journal of the Japan Society for Analytical Chemistry, 28(3), 251-255 (2012-03-28)
The voltammetric detection of phosphoproteins was developed using a gallium(III) acetylacetonate-modified carbon paste electrode. Because phosphate groups of the protein interacted with the gallium(III) ion, the protein was accumulated on the electrode surface. A hexaammine ruthenium(III) ion, which combined with
Improved high-brightness efficiency of phosphorescent organic LEDs comprising emitter molecules with small permanent dipole moments.
Sebastian Reineke et al.
Advanced materials (Deerfield Beach, Fla.), 22(29), 3189-3193 (2010-06-10)
Nathan A Mathew et al.
The journal of physical chemistry. A, 114(2), 817-832 (2009-12-03)
Nuclear magnetic resonance spectroscopy relies on using multiple excitation pulses to create multiple quantum coherences that provide great specificity for chemical measurements. Coherent multidimensional spectroscopy (CMDS) is the optical analogue of NMR. Current CMDS methods use three excitation pulses and
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