1
|
de Melo FM, Kawasaki K, Sellani TA, Bonifácio BS, Mortara RA, Toma HE, de Melo FM, Rodrigues EG. Quantum-Dot-Based Iron Oxide Nanoparticles Activate the NLRP3 Inflammasome in Murine Bone Marrow-Derived Dendritic Cells. Nanomaterials (Basel) 2022; 12:3145. [PMID: 36144933 PMCID: PMC9502261 DOI: 10.3390/nano12183145] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [Track Full Text] [Figures] [Subscribe] [Scholar Register] [Received: 08/15/2022] [Revised: 09/02/2022] [Accepted: 09/05/2022] [Indexed: 06/16/2023]
Abstract
Inflammasomes are cytosolic complexes composed of a Nod-like receptor, NLR, the adaptor protein, ASC, and a proteolytic enzyme, caspase-1. Inflammasome activation leads to caspase-1 activation and promotes functional maturation of IL-1β and IL-18, two prototypical inflammatory cytokines. Besides, inflammasome activation leads to pyroptosis, an inflammatory type of cell death. Inflammasomes are vital for the host to cope with foreign pathogens or tissue damage. Herein, we show that quantum-dot-based iron oxide nanoparticles, MNP@QD, trigger NLRP3 inflammasome activation and subsequent release of proinflammatory interleukin IL-1β by murine bone marrow-derived dendritic cells (BMDCs). This activation is more pronounced if these cells endocytose the nanoparticles before receiving inflammatory stimulation. MNP@QD was characterized by using imaging techniques like transmission electron microscopy, fluorescence microscopy, and atomic force microscopy, as well as physical and spectroscopical techniques such as fluorescence spectroscopy and powder diffraction. These findings may open the possibility of using the composite MNP@QD as both an imaging and a therapeutic tool.
Collapse
Affiliation(s)
- Fernando Menegatti de Melo
- Department of Chemistry, Institute of Chemistry, University of São Paulo (USP), Av. Lineu Prestes 748, Butantã, São Paulo 05508-000, SP, Brazil
- Metal-Chek do Brasil Indústria e Comércio, Research & Development Department, Rua das Indústrias, 135, Bragança Paulista 12926-674, SP, Brazil
| | - Karine Kawasaki
- Department of Microbiology, Immunology and Parasitology, Federal University of São Paulo (UNIFESP), Rua Botucatu, 862, Vila Clementino, São Paulo 04023-062, SP, Brazil
| | - Tarciso Almeida Sellani
- Department of Microbiology, Immunology and Parasitology, Federal University of São Paulo (UNIFESP), Rua Botucatu, 862, Vila Clementino, São Paulo 04023-062, SP, Brazil
| | - Bruno Souza Bonifácio
- Department of Microbiology, Immunology and Parasitology, Federal University of São Paulo (UNIFESP), Rua Botucatu, 862, Vila Clementino, São Paulo 04023-062, SP, Brazil
| | - Renato Arruda Mortara
- Department of Microbiology, Immunology and Parasitology, Federal University of São Paulo (UNIFESP), Rua Botucatu, 862, Vila Clementino, São Paulo 04023-062, SP, Brazil
| | - Henrique Eisi Toma
- Department of Chemistry, Institute of Chemistry, University of São Paulo (USP), Av. Lineu Prestes 748, Butantã, São Paulo 05508-000, SP, Brazil
| | - Filipe Menegatti de Melo
- Department of Microbiology, Immunology and Parasitology, Federal University of São Paulo (UNIFESP), Rua Botucatu, 862, Vila Clementino, São Paulo 04023-062, SP, Brazil
| | - Elaine Guadelupe Rodrigues
- Department of Microbiology, Immunology and Parasitology, Federal University of São Paulo (UNIFESP), Rua Botucatu, 862, Vila Clementino, São Paulo 04023-062, SP, Brazil
| |
Collapse
|
2
|
de Campos IAS, dos Santos ER, Sellani TA, Herbozo CCA, Rodrigues EG, Roveda AC, Pazin WM, Ito AS, Santana VT, Nascimento OR, Carlos RM. Influence of the Medium on the Photochemical and Photophysical Properties of [Ru(phen) 2
(pPDIp)] 2+. CHEMPHOTOCHEM 2018. [DOI: 10.1002/cptc.201800031] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022]
Affiliation(s)
- Isabele Ap. S. de Campos
- Departamento de Química; Universidade Federal de São Carlos (UFSCar); Rodovia Washington Luís, s/n São Carlos- SP Brazil
| | - Edjane R. dos Santos
- Departamento de Química; Universidade Federal de São Carlos (UFSCar); Rodovia Washington Luís, s/n São Carlos- SP Brazil
| | - Tarciso Almeida Sellani
- Departamento de Microbiologia; Immunologia e Parasitologia; Escola Paulista de Medicina; Universidade Federal de São Paulo (EPM-UNIFESP); R. Botucatu 862, 8° andarVila Clementino São Paulo - SP Brazil
| | - Carolina C. A. Herbozo
- Departamento de Microbiologia; Immunologia e Parasitologia; Escola Paulista de Medicina; Universidade Federal de São Paulo (EPM-UNIFESP); R. Botucatu 862, 8° andarVila Clementino São Paulo - SP Brazil
| | - Elaine G. Rodrigues
- Departamento de Microbiologia; Immunologia e Parasitologia; Escola Paulista de Medicina; Universidade Federal de São Paulo (EPM-UNIFESP); R. Botucatu 862, 8° andarVila Clementino São Paulo - SP Brazil
| | - Antonio C. Roveda
- Instituto de Química de São Carlos; Universidade de São Paulo (USP); Av. Trab. São-Carlense, 400Parque Arnold Schimidt São Carlos - SP Brazil
| | - Wallance M. Pazin
- Departamento de Física; Universidade Estadual Paulista Julio de Mesquita Filho (UNESP); Rua Roberto Simonsen, 305 Presidente Prudente - SP Brazil
| | - Amando S. Ito
- Departamento de Física - FFLRP/USP; Universidade de São Paulo (USP); Av. Bandeirantes, 3900 Ribeirão Preto - SP Brazil
| | - Vinicius T. Santana
- Instituto de Física de São Carlos; Universidade de São Paulo (USP); Av. Trab. São-Carlense, 400 - Parque Arnold Schimidt São Carlos- SP Brazil
| | - Otaciro R. Nascimento
- Instituto de Física de São Carlos; Universidade de São Paulo (USP); Av. Trab. São-Carlense, 400 - Parque Arnold Schimidt São Carlos- SP Brazil
| | - Rose M. Carlos
- Departamento de Química; Universidade Federal de São Carlos (UFSCar); Rodovia Washington Luís, s/n São Carlos- SP Brazil
| |
Collapse
|