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Debotton N, Grasiani S, Cohen Y, Dahan A. Enabling Oral Delivery of Antiviral Drugs: Double Emulsion Carriers to Improve the Intestinal Absorption of Zanamivir. Int J Pharm 2022; 629:122392. [DOI: 10.1016/j.ijpharm.2022.122392] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/16/2022] [Revised: 10/23/2022] [Accepted: 11/08/2022] [Indexed: 11/15/2022]
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Pires J, Costa SA, da Silva KP, da Conceição AGB, Reis ÉDM, Sinhorin AP, Branco CLB, Cruz L, Ferrarini SR, Andrade CMB. Artemether-loaded polymeric lipid-core nanocapsules reduce cell viability and alter the antioxidant status of U-87 MG cells. Pharm Dev Technol 2022; 27:892-903. [PMID: 36168940 DOI: 10.1080/10837450.2022.2128819] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/14/2022]
Abstract
Glioblastomas are tumors that present a high mortality rate. Artemether (ART) is a lactone with antitumor properties, demonstrating low bioavailability and water solubility. In the present study, we developed lipid-core nanocapsules (LNC) containing pequi oil (Caryocar brasiliense Cambess) as the oily core for ART-loaded LNCs (LNCART) and evaluated their effect on human glioblastoma cells (U-87 MG). LNCs were developed by interfacial deposition of a preformed polymer, followed by physicochemical characterization. LNCART revealed a diameter of 0.216 µm, polydispersity index of 0.161, zeta potential of -12.0 mV, and a pH of 5.53. Furthermore, mitochondrial viability, proliferation, total antioxidant status, and antioxidant enzyme activity were evaluated. ART reduced cell viability after 24 h and proliferation after 48 h of treatment at concentrations equal to or above 40 µg . mL-1. LNCART, at 1.25 µg . mL-1, reduced these parameters after 24 h of treatment. Furthermore, superoxide dismutase (SOD) activity was elevated, while glutathione reductase (GR) activity was reduced. These findings suggest that ART loaded into LNC may be a promising alternative to improve its pharmacological action and possible application as a therapeutic agent for glioblastoma.
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Affiliation(s)
- Jader Pires
- Post-Graduation Program in Health Sciences, Faculty of Medical Sciences, Federal University of Mato Grosso, Cuiabá, Brazil
| | - Suéllen Alves Costa
- Post-Graduation Program in Health Sciences, Federal University of Mato Grosso, Sinop, Brazil
| | - Karoline Paiva da Silva
- Post-Graduation Program in Health Sciences, Federal University of Mato Grosso, Sinop, Brazil
| | | | - Érica de Melo Reis
- Post-Graduation Program in Health Sciences, Faculty of Medical Sciences, Federal University of Mato Grosso, Cuiabá, Brazil
| | - Adilson Paulo Sinhorin
- Institute of Natural, Human and Social Sciences, Federal University of Mato Grosso, Sinop, Brazil
| | - Carmen Lucia Bassi Branco
- Post-Graduation Program in Health Sciences, Faculty of Medical Sciences, Federal University of Mato Grosso, Cuiabá, Brazil
| | - Letícia Cruz
- Department of Industrial Pharmacy, Federal University of Santa Maria, Santa Maria, Brazil
| | - Stela Regina Ferrarini
- Post-Graduation Program in Health Sciences, Federal University of Mato Grosso, Sinop, Brazil
| | - Cláudia Marlise Balbinotti Andrade
- Post-Graduation Program in Health Sciences, Faculty of Medical Sciences, Federal University of Mato Grosso, Cuiabá, Brazil.,Department of Chemistry, Institute of Exact and Earth Sciences, Federal University of Mato Grosso, Cuiabá, Brazil
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