Search Results - "Pessoa, J. Costa"

Thirty years through vanadium chemistry by Costa Pessoa, J.

“…The relevance of vanadium in biological systems is known for many years and vanadium-based catalysts have important industrial applications, however, till the…”
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Transport of therapeutic vanadium and ruthenium complexes by blood plasma components by Pessoa, J Costa, Tomaz, I

“…Low molecular weight and high molecular weight metal ion binders present in blood plasma are shortly described. The binding of vanadium and ruthenium complexes…”
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Vanadium(V) complexes of a tripodal ligand, their characterisation and biological implications by Maurya, Mannar R, Uprety, Bhawna, Avecilla, Fernando, Adão, Pedro, Costa Pessoa, J

“…The reaction of the tripodal tetradentate dibasic ligand 6,6'-(2-(pyridin-2-yl)ethylazanediyl)bis(methylene)bis(2,4-di-tert-butylphenol), H2L(1)I, with…”
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Vanadium complexes immobilized on solid supports and their use as catalysts for oxidation and functionalization of alkanes and alkenes by Maurya, Mannar R., Kumar, Amit, Costa Pessoa, J.

“…This review mainly discusses the immobilization strategies that have been used for vanadium complexes, typically mesoporous material, zeolites and polymers,…”
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Micro-focused ultrasonic solid–liquid extraction (μFUSLE) combined with HPLC and fluorescence detection for PAHs determination in sediments: optimization and linking with the analytical minimalism concept by Capelo, J.L., Galesio, M.M., Felisberto, G.M., Vaz, C., Pessoa, J. Costa

“…Analytical minimalism is a concept that deals with the optimization of all stages of an analytical procedure so that it becomes less time, cost, sample,…”
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Solution Behaviour and Catalytic Potential towards Oxidation of Dopamine by Oxidovanadium(V) Complexes of Tripodal Tetradentate Ligands by Maurya, Mannar R., Uprety, Bhawna, Avecilla, Fernando, Adão, Pedro, Kuznetsov, Maxim L., Costa Pessoa, J.

“…The reaction of dibasic tripodal tetradentate ligands H2L1–4 (I–IV) (prepared by the reaction of 4‐(2‐aminoethyl)morpholine and 2,4‐disubstituted phenols) with…”
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Dinuclear Oxidovanadium(IV) and Dioxidovanadium(V) Complexes of 5,5′-Methylenebis(dibasic tridentate) Ligands: Synthesis, Spectral Characterisation, Reactivity, and Catalytic and Antiamoebic Activities by Maurya, Mannar R., Khan, Aftab Alam, Azam, Amir, Kumar, Amit, Ranjan, Samir, Mondal, Neelima, Pessoa, J. Costa

“…The synthesis of dinuclear oxidovanadium(IV) and dioxidovanadium(V) complexes of two hydrazones [CH2(H2sal‐nah)2 (I) and CH2(H2sal‐inh)2 (II)] derived from…”
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Bovine serum albumin conformational changes upon adsorption on titania and on hydroxyapatite and their relation with biomineralization by Serro, A. P., Bastos, M., Pessoa, J. Costa, Saramago, B.

“…The biocompatibility of implant materials used for substitution of bone tissue depends on its ability to induce the deposition of a hydroxyapatite layer when…”
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Membrane structure and interactions of a short Lycotoxin I analogue by Adão, R., Seixas, R., Gomes, P., Pessoa, J. Costa, Bastos, M.

“…Lycotoxin I and Lycotoxin II are natural anti‐microbial peptides that were identified in the venom of the Wolf Spider Lycosa carolinensis. These peptides were…”
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The system VO2+ +oxidized glutathione: a potentiometric and spectroscopic study by Pessoa, J C, Tomaz, I, Kiss, T, Buglyó, P

“…The equilibria in the system VO2+ +oxidized glutathione in aqueous solution have been studied in the pH range 2-11 by a combination of pH potentiometry and…”
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Enantioselectivity in Ni(II) Schiff-base complexes derived from amino-acids and (S)-o-N-(N-benzylprolyl)aminobenzophenone: molecular structure of several chiral Ni(II) Schiff-base complexes, circular dichroism and molecular mechanics studies by Pessoa, J Costa, Correia, I, Galvão, A, Gameiro, A, Felix, V, Fiuza, E

“…Several Ni(II) complexes derived from (S)-o-N-(N-benzylprolyl)aminobenzophenone ((S)-BBP) and amino acids of general formula [Ni((S)-BBP-L-(or D-)-aa)] were…”
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Oxovanadium(IV) complexes with aromatic aldehydes by Costa Pessoa, J, Cavaco, I, Correia, I, Tomaz, I, Duarte, T, Matias, P.M

“…The synthesis, structure and spectroscopic properties of complexes with the formula [V IVO(dsal) 2(H 2O)], where Hdsal=salicylaldehyde, o-vanillin and…”
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Cellular targets of cytotoxic copper phenanthroline complexes: a multimodal imaging quantitative approach in single PC3 cells by Pinheiro, T, Alves, L C, Matos, A P, Correia, I, Pessoa, J Costa, Marques, F

“…Abstract Metal complexes are emerging as promising alternatives to traditional platinum-based cancer treatments, offering reduced side effects. However,…”
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Removal and analysis of soluble salts from ancient tiles by Pessoa, J. Costa, Antunes, J.L. Farinha, Figueiredo, M.O., Fortes, M.A.

“…The application of ion chromatography, conductometry and total carbon analysis to the study of desalination of seventeenth-century tiles is described…”
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Preparation and characterisation of new oxovanadium(IV) Schiff base complexes derived from salicylaldehyde and simple dipeptides by Costa Pessoa, J, Cavaco, I, Correia, I, Costa, D, Henriques, R.T, Gillard, R.D

“…A range of mostly new oxovanadium(IV) complexes is described. They contain coordinated Schiff bases, made from simple dipeptides (glycylglycine,…”
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Oxovanadium(IV)-Promoted Peptide-Amide Deprotonation in Aqueous Solution by Kiss, T, Petrohán, K, Buglyó, P, Sanna, D, Micera, G, Costa Pessoa, J, Madeira, C

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New metal complexes of NNO tridentate ligands: Effect of metal center and co-ligand on biological activity by Machado, I., Fernández, M., Becco, L., Garat, B., Brissos, R.F., Zabarska, N., Gamez, P., Marques, F., Correia, I., Costa Pessoa, J., Gambino, D.

“…In the search for new agents against Trypanosoma cruzi and cancer, the complexes [VVO2(L1)], [VVO2(L2)], [VIVO(L1-H)(phen))] and [GaIII(L2)2](NO3) were…”
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Monitoring the removal of soluble salts from ancient tiles by ion chromatography by Borges, C., Caetano, C., Costa Pessoa, J., Figueiredo, M.O., Lourenço, A., Gomes, M. Malhoa, Silva, T.P., Veiga, J.P.

“…The application of ion chromatography, conductometry and total carbon analysis to the study of desalination of 18th century tiles and mortars is described. Ion…”
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Preparation and characterisation of vanadium complexes derived from salicylaldehyde or pyridoxal and sugar derivatives by Costa Pessoa, J., Tomaz, I., Henriques, R.T.

“…By reaction of salicylaldehyde (Hsal) with the amino-sugars d-glucosamine (glsmN), d-galactosamine (galacN) or d-glucamine (glcN) in the presence of VOSO 4 or…”
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Preparation and characterisation of new oxovanadium(IV) Schiff base complexes derived from amino acids and aromatic o-hydroxyaldehydes by Pessoa, J.Costa, Cavaco, I., Correia, I., Duarte, M.T., Gillard, R.D., Henriques, R.T., Higes, F.J., Madeira, C., Tomaz, I.

“…A range of mostly new oxovanadium(IV) complexes is described. They contain coordinated Schiff bases, made from natural amino acids (glycine, alanine, valine,…”
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