Transport Properties of Carbohydrates: Towards the Minimization Toxicological Risks of Cobalt and Chromium Ions

Author:

Trindade Ana C. V.1,Fangaia Sónia I. G.12ORCID,Nicolau Pedro M. G.13,Messias Ana13ORCID,Ribeiro Ana C. F.2ORCID,Silva Daniela S. A.2,Valente Artur J. M.2ORCID,Rodrigo M. Melia4ORCID,Esteso Miguel A.45ORCID

Affiliation:

1. Faculty of Medicine, CIROS, Institute of Implantology and Prosthodontics, University of Coimbra, Av. Bissaya Barreto, Blocos de Celas, 3000-075 Coimbra, Portugal

2. CQC-IMS, Department of Chemistry, University of Coimbra, 3004-535 Coimbra, Portugal

3. Center of Mechanical Engineering Materials and Processes (CEMMPRE), Departamento de Engenharia Mecânica Pinhal de Marrocos, University of Coimbra, 3030-788 Coimbra, Portugal

4. U.D. Química Física, Universidad de Alcalá de Henares, 28805 Alcalá de Henares, Spain

5. Faculty of Health Sciences, Universidad Católica de Ávila, Calle Los Canteros s/n, 05005 Ávila, Spain

Abstract

The influence of oligosaccharides (α-cyclodextrin, β-cyclodextrin and γ-cyclodextrin), and a polysaccharide, sodium hyaluronate (NaHy), on the diffusion of aqueous solutions of cobalt and chromium chlorides has been investigated. Cobalt and chromium are constituents of metal alloys for biomedical use, including dental prostheses. Thus, the release of these ions in the human body can lead to harmful biological effects. The interaction of metal ions with saccharides might have information on the role of mouthwashes in preventing these effects. This interaction has been assessed by measuring multicomponent intermolecular diffusion coefficients at 298.15 K. It has been found that β-cyclodextrin has the highest interaction towards cobalt and chromium ions. This work will contribute to unveiling the mechanisms responsible for transport by diffusion in aqueous solutions, and, therefore, mitigating the potential toxicity inherent to those metal ions.

Funder

Fundação para a Ciência e a Tecnologia (FCT), Portuguese Agency for Scientific Research

COMPETE Programme

CIROS, Centro de Investigação e Inovação em Ciências Dentárias da FMUC

Publisher

MDPI AG

Subject

Process Chemistry and Technology,Chemical Engineering (miscellaneous),Bioengineering

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