Dalton Transactions

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Updated: 15 hours 39 min ago

Rhenium and technetium complexes that bind to amyloid-[small beta] plaques

15 hours 39 min ago

Dalton Trans., 2015, 44,4933-4944
DOI: 10.1039/C4DT02969K, PaperDavid J. Hayne, Andrea J. North, Michelle Fodero-Tavoletti, Jonathan M. White, Lin W. Hung, Angela Rigopoulos, Catriona A. McLean, Paul A. Adlard, Uwe Ackermann, Henri Tochon-Danguy, Victor L. Villemagne, Kevin J. Barnham, Paul S. Donnelly
[M(CO)3]+ (M = Tc/Re) complexes with tridentate ligands with a stilbene functional group bind to amyloid-[small beta] plaques associated with Alzheimer's Disease.
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Towards the elaboration of new gold-based optical theranostics

15 hours 39 min ago

Dalton Trans., 2015, 44,4874-4883
DOI: 10.1039/C4DT02977A, PaperPierre-Emmanuel Doulain, Richard Decreau, Cindy Racoeur, Victor Goncalves, Laurence Dubrez, Ali Bettaieb, Pierre Le Gendre, Franck Denat, Catherine Paul, Christine Goze, Ewen Bodio
Four new red BODIPY-gold(I) theranostic compounds were synthesized.
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PET/PDT theranostics: synthesis and biological evaluation of a peptide-targeted gallium porphyrin

15 hours 39 min ago

Dalton Trans., 2015, 44,4925-4932
DOI: 10.1039/C4DT02949F, PaperFrancesca Bryden, Huguette Savoie, Elena V. Rosca, Ross W. Boyle
In pursuit of the goal of a molecular theranostic suitable for use as a PET radiotracer and a photosensitiser for PDT, a novel 68Ga radiolabelled peptide-porphyrin conjugate targeting the [small alpha]6[small beta]1-integrin has been developed.
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Radiometals: towards a new success story in nuclear imaging?

15 hours 39 min ago

Dalton Trans., 2015, 44,4845-4858
DOI: 10.1039/C4DT02911A, PerspectiveDavid Brasse, Aline Nonat
The use of radiometal isotopes in positron emission tomography: a new success story in nuclear imaging?
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A contribution to the rational design of Ru(CO)3Cl2L complexes for in vivo delivery of CO

15 hours 39 min ago

Dalton Trans., 2015, 44,5058-5075
DOI: 10.1039/C4DT02966F, PaperJoao D. Seixas, Marino F. A. Santos, Abhik Mukhopadhyay, Ana C. Coelho, Patricia M. Reis, Luis F. Veiros, Ana R. Marques, Nuno Penacho, Ana M. L. Goncalves, Maria J. Romao, Goncalo J. L. Bernardes, Teresa Santos-Silva, Carlos C. Romao
Water-gas shift chemistry modulates aqueous stability and protein interactions of Ru(CO)3Cl2L CORMs.
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Two-photon multiplexing bio-imaging using a combination of Eu- and Tb-bioprobes

15 hours 39 min ago

Dalton Trans., 2015, 44,4918-4924
DOI: 10.1039/C4DT03115F, PaperVirginie Placide, Anh Thy Bui, Alexei Grichine, Alain Duperray, Delphine Pitrat, Chantal Andraud, Olivier Maury
Two europium and terbium luminescent bio-probes whose luminescence can be sensitized by a two-photon sensitisation process have been designed and the proof-of-concept of biphotonic multiplexing experiment is described.
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Optimizing the high-field relaxivity by self-assembling of macrocyclic Gd(III) complexes

15 hours 39 min ago

Dalton Trans., 2015, 44,4910-4917
DOI: 10.1039/C4DT02971B, PaperDale Lawson, Alessandro Barge, Enzo Terreno, David Parker, Silvio Aime, Mauro Botta
The self-assembling of two macrocyclic Gd-chelates results in a small-sized dimeric system characterized by a remarkably high relaxivity, r1.
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A nuclear chocolate box: the periodic table of nuclear medicine

15 hours 39 min ago

Dalton Trans., 2015, 44,4819-4844
DOI: 10.1039/C4DT02846E, PerspectivePhilip J. Blower
A survey of the current status and challenges for the use of radionuclides of the elements in nuclear medicine.
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MR imaging probes: design and applications

15 hours 39 min ago

Dalton Trans., 2015, 44,4804-4818
DOI: 10.1039/C4DT02958E, PerspectiveEszter Boros, Eric M. Gale, Peter Caravan
This perspective outlines strategies towards the development of MR imaging probes that our lab has explored.
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Blocking and bridging ligands direct the structure and magnetic properties of dimers of pentacoordinate nickel(II)

15 hours 39 min ago
Dalton Trans., 2015, Accepted Manuscript
DOI: 10.1039/C5DT00181A, PaperLuisa Lopez-Banet, M. Dolores Santana, Gabriel Garcia, Jose Perez, Luis Garcia, Luis Lezama, Ivan da Silva
Dinuclear pentacoordinate nickel(II) complexes of formula [(NiTp*)2([small mu ]-L)] (Tp* = hydrotris(3,5-dimethylpyrazolyl)borate; L = oxalate (1); oxamate (2); oxamidate (3); OC(4-Cl-C6H4N)C(4-Cl-C6H4N)O (4)) and {[Ni(N3-mc)]2(-L)}(PF6)2 (N3-mc = 2,4,4-trimethyl-1,5,9-triazacyclododec-1-ene; L = oxalate (5); oxamate...
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Highly bright multicolour emission through energy migration in core/shell nanotubes

15 hours 39 min ago
Dalton Trans., 2015, Accepted Manuscript
DOI: 10.1039/C5DT00581G, PaperLu Liu, Nannan Zhang, Zhihua Leng, Yimai Liang, Ruiqing Li, Lianchun Zou, Shucai Gan
This paper describes a simple and environmentally-friendly approach that allowed for the facile synthesis of a gadolinium-based core/shell/shell nanotube structure with a set of lanthanide ions incorporated into separated layers....
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Ligand field variations: Tuning the toroidal moment of Dy6 rings

15 hours 39 min ago
Dalton Trans., 2015, Accepted Manuscript
DOI: 10.1039/C5DT00237K, CommunicationAnnie K Powell, Amer Baniodeh, Christopher Anson, Stefan Braese, Nicola Magnani
Two new examples of Dy6 cyclic coordination clusters have been synthesised in order to discover how the toroidal moment in such a motif can be tuned and optimised.
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An Experimental and Theoretical Magneto-Structural Study of Polynuclear NiII Complexes Assembled from a Versatile bis(salicylaldehyde)diamine Polytopic Ligand

15 hours 39 min ago
Dalton Trans., 2015, Accepted Manuscript
DOI: 10.1039/C5DT00356C, PaperItziar Oyarzabal, Jose Ruiz, Antonio J. Mota, Antonio Rodriguez-Dieguez, Jose M Seco, E Colacio
Six NiII complexes, have been prepared from the polytopic Mannich base ligand N,N'-dimethyl-N,N'-bis(2-hidroxy-3-formyl-5-bromo-benzyl)ethylenediamine (H2L) and different anionic coligands: [Ni(H2L)(NO3)(H2O)]NO3[round bullet, filled]H2O (1), [Ni2([small mu ]-L)(acac)2(H2O)][round bullet, filled]CH3CN (2), [Ni2([small mu ]-L)([small mu ]-OAc)(NCS)] (3), [Ni3([small mu ]-L)2([small mu ]-OH2)2(H2O)(CH3CN)](NO3)2[round bullet, filled]4CH3CN (4), [Ni4([small mu ]-L)2([small mu ]-OAc)2([small mu ]-OCH3)2][round bullet, filled]6H2O[round bullet, filled]2CH3OH (5) and [Ni4([small mu ]-L)2([small mu ]-OAc)2([small mu ]-N3)2][round bullet, filled]2H2O[round bullet, filled]CH3OH...
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Reduction of hydroxy-functionalised carbaboranyl carboxylic acids and ketones by organolithium reagents

15 hours 39 min ago
Dalton Trans., 2015, Accepted Manuscript
DOI: 10.1039/C5DT00761E, PaperEva Hey-Hawkins, Wilma Neumann, Markus Hiller, Peter Lonnecke, Menyhart B. Sarosi
While the reaction of carbaboranyl carboxylic acids and ketones with organolithium reagents generally leads to cleavage of the exo-polyhedral C-C bond, introduction of a hydroxyl group at the second carbon...
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Multifunctional lanthanide and silver ions co-doped nano-chlorapatites with combined spectroscopic and antimicrobial properties

15 hours 39 min ago
Dalton Trans., 2015, Accepted Manuscript
DOI: 10.1039/C5DT00046G, PaperRafael J Wiglusz, Zuzanna Drulis-Kawa, R. Pazik, Katarzyna Zawisza, Agata Dorotkiewicz-Jach, Justyna Roszkowiak, Jean-Marie Nedelec
Nanocrystalline chlorapatites (Ca10(PO4)6Cl2) doped with lanthanide ions (Eu3+, Er3+ and Yb3+) and co-doped with silver ions (Ag+) were synthesized by hydrothermal synthesis route. XRD, TEM, and SAED measurements indicated that...
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Selective Turn-Off Phosphorescent and Colorimetric Detection of Mercury(II) in Water by Half-Lantern Platinum (II) Complexes

15 hours 39 min ago
Dalton Trans., 2015, Accepted Manuscript
DOI: 10.1039/C5DT00087D, PaperVioleta Sicilia, Pilar Borja, Miguel Baya, Jose M. Casas
ABSTRACT The platinum(II) half-lantern dinuclear complexes [{Pt(bzq)([small micro]-C7H4NS2-[small kappa]N,S)}2](A) and [{Pt(bzq)([small micro]-C7H4NOS-[small kappa]N,S)}2](B) [bzq = benzo[h]quinolinate, C7H4NS2 = 2-mercaptobenzothiazolate, C7H4NOS = 2-mercaptobenzoxazolate] in solution of DMSO-H2O undergo dramatic color change from yellowish-orange to purple...
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New palladium(II) and platinum(II) 5,5-diethylbarbiturate complexes with 2-phenylpyridine, 2,2'-bipyridine and 2,2'-dipyridylamine: synthesis, structures, DNA binding, molecular docking, cellular uptake, antioxidant activity and cytotoxicity

15 hours 39 min ago
Dalton Trans., 2015, Accepted Manuscript
DOI: 10.1039/C5DT00728C, PaperCeyda Icsel, Veysel T. Yilmaz, Yunus Kaya, Hale Samli, William T Harrison, Orhan Buyukgungor
Novel palladium(II) and platinum(II) complexes of 5,5-diethylbarbiturate (barb) with 2-phenylpyridine (Hppy), 2,2'-bipyridine (bpy) and 2,2'-dipyridylamine (dpya) have been prepared and characterized by elemental analysis, IR, UV-Vis, NMR and ESI-MS. Single-crystal...
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Ligand Assisted Carbon Dioxide Activation and Hydrogenation Using Molybdenum and Tungsten Amides

15 hours 39 min ago
Dalton Trans., 2015, Accepted Manuscript
DOI: 10.1039/C5DT00278H, PaperSubrata Chakraborty, Oliver Blacque, Heinz Berke
The hepta-coordinated isomeric M(NO)Cl3(PNHP) complexes {M = Mo, 1a(syn,anti); W, 1b(syn,anti), PNHP = (iPr2PCH2CH2)2NH, (HN atom of PNHP syn and anti to the NO ligand)} and the paramagnetic species M(NO)Cl2(PNHP)...
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A two-photon fluorescent probe for detecting endogenous hypochlorite in living cells

15 hours 39 min ago
Dalton Trans., 2015, Accepted Manuscript
DOI: 10.1039/C5DT00012B, PaperXiangming Meng, Xunming Wang, Xiaohui Wang, Yan Feng, Manzhou Zhu, Hubert Yin, Qingxiang Guo
A novel two-photon fluorescent probe (HQ) for hypochlorite (ClO-) has been developed based on specific ClO--promoted oxidation of C=N bond. The probe shows linear fluorescent responses to ClO- with 23.5-fold...
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High temperature neutron diffraction studies of PrInO3 and the measures of perovskite structure distortion

15 hours 39 min ago
Dalton Trans., 2015, Accepted Manuscript
DOI: 10.1039/C4DT03881A, PaperAgnieszka Baszczuk, Bogdan Dabrowski, Maxim Avdeev
The crystal structure of PrInO33 was investigated in the temperature range 303 -1123 K by high-resolution neutron-powder diffraction. The PrInO3 adopts highly distorted variant of the perovskite structure with orthorhombic...
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