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Souza AMTDE, Braz JKFDAS, Martins GM, Vitoriano JDEO, G A Neto A, Nery DM, Sabino VG, Lucena EEDES, Rocha HADEO, Barboza CAG, A Júnior C, Moura CEBDE. Comparative analysis of the biocompatibility of endothelial cells on surfaces treated by thermal plasma and cold atmospheric plasma. AN ACAD BRAS CIENC 2023; 95:e20220865. [PMID: 37878908 DOI: 10.1590/0001-3765202320220865] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/05/2022] [Accepted: 05/02/2023] [Indexed: 10/27/2023] Open
Abstract
In recent years, cold atmospheric plasma (CAP) is used for surface disinfection. However, little is known about its ability to improve biocompatibility of metallic surfaces when compared to thermal plasma methods. In this context, the study aimed to evaluate the response of human endothelial cells (Ea.hy926) on titanium surfaces treated by non-thermal plasma method and thermal plasma method under nitriding atmosphere. The wettability was characterized by the sessile drop method, the topography and roughness were evaluated by atomic force microscopy (AFM), and the microstructure by grazing angle X-ray diffraction (GIXRD). Endothelial cells were cultured and evaluated for morphology by scanning electron microscopy and viability by an MTT (3-[4,5-dimethylthiazol-2-yl]-2,5 diphenyl tetrazolium bromide) assay. CAP treatment reduced the contact angle of the Ti surface (13.43° ± 1.48; p<0.05), increasing hydrophilicity. Rz roughness was higher on the nitrided surface (220.44±20.30; p< 0.001) compared to the CAP treated surfaces (83.29 ± 11.61; p< 0.001) and polished (75.98 ±34.21a); p<0.001). The different applied plasma treatments created different titanium surfaces improving the biocompatibility of endothelial cells, however CAP results demonstrate its potential for biomedical applications, considering the low cost and ease of use of the technique, allowing surface treatments before clinical procedures.
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Affiliation(s)
- Alan Max T DE Souza
- Programa de Pós-Graduação em Saúde e Sociedade, Universidade do Estado do Rio Grande do Norte (UERN), Rua Miguel Antônio da Silva Neto, s/n, Aeroporto, 59607-360 Mossoró, RN, Brazil
| | - Janine Karla F DA Silva Braz
- Universidade Federal do Rio Grande do Norte (UFRN), Escola Multicampi de Ciências Médicas do RN, Av. Cel. Martiniano, 541, 59300-000 Caicó, RN, Brazil
| | - Gabriel M Martins
- Universidade Federal Rural do Semi-árido (UFERSA), Departamento de Ciências Animais, Av. Francisco Mota, 572, Costa e Silva, 59625-900 Mossoró, RN, Brazil
| | - Jussier DE Oliveira Vitoriano
- Universidade Federal Rural do Semi-árido (UFERSA), Laboratório de Plasma Aplicado a Agricultura, Saúde e Meio Ambiente, Av. Francisco Mota, 572, Costa e Silva, 59625-900 Mossoró, RN, Brazil
| | - Aurélio G A Neto
- Universidade Federal do Rio Grande do Norte (UFRN), Escola Multicampi de Ciências Médicas do RN, Av. Cel. Martiniano, 541, 59300-000 Caicó, RN, Brazil
| | - David M Nery
- Universidade Federal do Rio Grande do Norte (UFRN), Escola Multicampi de Ciências Médicas do RN, Av. Cel. Martiniano, 541, 59300-000 Caicó, RN, Brazil
| | - Vladimir G Sabino
- Universidade Federal do Rio Grande do Norte (UFRN), Departamento de Morfologia, Campus Universitário UFRN, Av. Sen. Salgado Filho, 3000, Lagoa Nova, 59078-970 Natal, RN, Brazil
| | - Eudes E DE Souza Lucena
- Programa de Pós-Graduação em Saúde e Sociedade, Universidade do Estado do Rio Grande do Norte (UERN), Rua Miguel Antônio da Silva Neto, s/n, Aeroporto, 59607-360 Mossoró, RN, Brazil
- Universidade Federal do Rio Grande do Norte (UFRN), Escola Multicampi de Ciências Médicas do RN, Av. Cel. Martiniano, 541, 59300-000 Caicó, RN, Brazil
| | - Hugo Alexandre DE Oliveira Rocha
- Universidade Federal do Rio Grande do Norte (UFRN), Departamento de Bioquímica, Campus Universitário UFRN, Av. Sen. Salgado Filho, 3000, Lagoa Nova, 59078-970 Natal, RN, Brazil
| | - Carlos Augusto G Barboza
- Universidade Federal do Rio Grande do Norte (UFRN), Departamento de Morfologia, Campus Universitário UFRN, Av. Sen. Salgado Filho, 3000, Lagoa Nova, 59078-970 Natal, RN, Brazil
| | - Clodomiro A Júnior
- Universidade Federal Rural do Semi-árido (UFERSA), Laboratório de Plasma Aplicado a Agricultura, Saúde e Meio Ambiente, Av. Francisco Mota, 572, Costa e Silva, 59625-900 Mossoró, RN, Brazil
| | - Carlos Eduardo B DE Moura
- Universidade Federal Rural do Semi-árido (UFERSA), Departamento de Ciências Animais, Av. Francisco Mota, 572, Costa e Silva, 59625-900 Mossoró, RN, Brazil
- Universidade Federal Rural do Semi-árido (UFERSA), Laboratório de Plasma Aplicado a Agricultura, Saúde e Meio Ambiente, Av. Francisco Mota, 572, Costa e Silva, 59625-900 Mossoró, RN, Brazil
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