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cis-bis(N-benzoyl-N0 ,N0 -dibenzylthioureido) platinum(II) : synthesis, molecul...

Correa, Rodrigo de Souza; Oliveira, Katia Mara de; Pérez, Hiram; Stevens, Ana María Plutín; Cairo, Raúl Ramos; Mocelo, Raúl; Castellano, Eduardo Ernesto

In this paper, the title compound was synthesized from N-benzoyl-N′,N′-dibenzylthiourea ligand and potassium tetrachloroplatinate(II), and its interaction with human (HSA) and bovine (BSA) serum albumin was evaluated. Also, the crystal structure was determined from single-crystal X‐ray diffraction, confirming that the platinum atom is coordinated with two chelated N-benzoyl-N′,N′-dibenzylthiourea ligands in a d...

Date: 2020   |   Origin: Oasisbr

Ru(II)-thymine complex causes DNA damage and apoptotic cell death in human colo...

Silva, Suellen Laila Rocha; Baliza, Ingrid R. S.; Dias, Rosane Borges; Sales, Caroline Brandi Schlaepfer; Rocha, Clarissa Araújo Gurgel

Ru(II)-thymine complex [Ru(PPh3)2(Thy)(bipy)]PF6 (where PPh3 = triphenylphosphine, Thy = thyminate and bipy = 2,2′-bipyridine) is a potent cytotoxic agent with ability to bind to DNA, inducing caspase-mediated apoptosis in leukemia cells. In this study, we investigated the mechanism underlying the cell death induction by Ru(II)-thymine complex in human colon carcinoma HCT116 cells, as well as its effect in xeno...

Date: 2020   |   Origin: Oasisbr

Ruthenium(II) complexes with 6-methyl-2-thiouracil selectively reduce cell prol...

Bomfim, Larissa Mendes; Araujo, Fênix Alexandra de; Dias, Rosane Borges; Sales, Caroline Brandi Schlaepfer; Rocha, Clarissa Araújo Gurgel

Ruthenium(II) complexes with 6-methyl-2-thiouracil cis-[Ru(6m2tu)2(PPh3)2] (1) and [Ru(6m2tu)2(dppb)] (2) (where PPh3 = triphenylphosphine; dppb = 1,4-bis(diphenylphosphino)butane; and 6m2tu = 6-methyl-2-thiouracil) are potent cytotoxic agents and able to bind DNA. The aim of this study was to evaluate in vitro cellular underlying mechanism and in vivo effectiveness of these ruthenium(II) complexes in human acu...

Date: 2020   |   Origin: Oasisbr

Nucleobase derivatives as building blocks to borm Ru(II)-based complexes with h...

Carvalho, Diogo Émerson Leite de; Oliveira, Katia Mara de; Bomfim, Larissa Mendes; Soares, Milena Botelho Pereira; Bezerra, Daniel Pereira

Two new Ru(II)-based complexes containing 2-thiouracil derivatives, known as 2-thiouracil (2TU) and 6-methyl-2-thiouracil (6m2TU), were synthesized using cis,trans-[RuCl2(PPh3)2(bipy)] as a precursor. The obtained compounds with a general formula trans-[Ru(2TU)(PPh3)2(bipy)]PF6 (1) and trans-[Ru(6m2TU)(PPh3)2(bipy)]PF6 (2) were characterized by analytical techniques such as NMR, UV–vis, and IR spectroscopies, e...

Date: 2020   |   Origin: Oasisbr


A Nanostructures Lipid System to Improve the Oral Bioavailability of Ruthenium(...

Silva, Patricia B. da [UNESP]; Freitas, Eduardo Sinesio de [UNESP]; Solcia, Mariana Cristina [UNESP]; Souza, Paula Carolina de [UNESP]

Made available in DSpace on 2019-10-05T04:10:35Z (GMT). No. of bitstreams: 0 Previous issue date: 2018-12-06; Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP); Post-Doctoral National Program (PNPD); Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES); Tuberculosis (TB) is an infectious, airborne disease caused by the bacterium Mycobacterium tuberculosis that mainly affects the lungs...

Date: 2019   |   Origin: Oasisbr

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