Paolin Caceres Velez

Impact of humic acid on the persistence, biological fate and toxicity of silver nanoparticles: A study in adult zebrafish

PR Cáceres-Vélez, ML Fascineli, E Rojas, T Meyer, T Venus, CK Grisolia, I Estrela-Lopis, S Moya, PC Morais, RB Azevedo

Journal article  |  2019  |  Environmental Nanotechnology, Monitoring and Management

In recent years silver nanoparticles (AgNPs)have found their way into the consumer market as part of textiles, coating and devices..

Self-assembly of poly(allylamine)/siRNA nanoparticles, their intracellular fate and siRNA delivery

Desire Di Silvio, Marta Martinez-Moro, Cristian Salvador, Maria de los Angeles Ramirez, Paolin Rocio Caceres-Velez, Maria Grazia Ortore, Damien Dupin, Patrizia Andreozzi, Sergio E Moya

Journal article  |  2019  |  JOURNAL OF COLLOID AND INTERFACE SCIENCE

Silencing RNA (siRNA) technologies attract significant interest as a therapeutic tool for a large number of diseases. However, the..

In vivo toxicological evaluation of polymer brush engineered nanoceria: impact of brush charge

Julia Catalan, Maria Luiza Fascineli, Nikolaos Politakos, Mira Hartikainen, Monica Pereira Garcia, Paolin Rocio Caceres-Velez, Carlos Moreno, Sebastiao Willian da Silva, Paulo Cesar Morais, Hannu Norppa, Sergio E Moya, Ricardo Bentes Azevedo

Journal article  |  2019  |  NANOTOXICOLOGY

Nanoceria has a broad variety of industrial and pharmacological applications due to its antioxidant activity. Nanoceria can be mod..

Effects of AgNPs on the Snail Biomphalaria glabrata: Survival, Reproduction and Silver Accumulation

Eduardo Cyrino Oliveira-Filho, Daphne Heloisa de Freitas Muniz, Esther Lima de Carvalho, Paolin Rocio Caceres-Velez, Maria Luiza Fascineli, Ricardo Bentes Azevedo, Cesar Koppe Grisolia

Journal article  |  2019  |  TOXICS

Silver nanoparticles (AgNPs) are used intensively in medical and industrial applications. Environmental concerns have arisen from ..

Highly Magnetizable Crosslinked Chloromethylated Polystyrene-Based Nanocomposite Beads for Selective Molecular Separation of 4-Aminobenzoic Acid

Fabio T Costa, Katiuscia Jardim, Abraham F Palomec-Garfias, Paolin R Caceres-Velez, Juliano A Chaker, Anderson MMS Medeiros, Sergio E Moya, Marcelo H Sousa

Journal article  |  2019  |  ACS OMEGA

In this work, we describe the preparation and characterization of highly magnetizable chloromethylated polystyrene-based nanocompo..

Hybrid Conducting Composite Films Based on Polypyrrole and Poly(2-(diethylamino)ethyl methacrylate) Hydrogel Nanoparticles for Electrochemically Controlled Drug Delivery

Eduart Gutierrez-Pineda, Paolin Rocio Caceres-Velez, Maria Jose Rodriguez-Presa, Sergio E Moya, Claudio A Gervasi, Javier I Amalvy

Journal article  |  2018  |  ADVANCED MATERIALS INTERFACES

A 3D conductive hybrid film is fabricated based on poly 2-(diethylamino) ethyl methacrylate (PDEA) nanoparticles with polypyrrole ..

Humic acid attenuation of silver nanoparticle toxicity by ion complexation and the formation of a Ag3 coating

Paolin Rocio Caceres-Velez, Maria Luiza Fascineli, Marcelo Henrique Sousa, Cesar Koppe Grisolia, Luis Yate, Paulo Eduardo Narcizo de Souza, Irina Estrela-Lopis, Sergio Moya, Ricardo Bentes Azevedo

Journal article  |  2018  |  JOURNAL OF HAZARDOUS MATERIALS

The use of silver nanoparticles (AgNPs) result in an inevitable contact with aquatic environments. Here we study the behavior of A..

Exploring the pH Sensitivity of Poly(allylamine) Phosphate Supramolecular Nanocarriers for Intracellular siRNA Delivery

Patrizia Andreozzi, Eleftheria Diamanti, Karen Rapp Py-Daniel, Paolin Rocio Caceres-Velez, Chiara Martinelli, Nikolaos Politakos, Ane Escobar, Marco Muzi-Falconi, Ricardo Azevedo, Sergio E Moya

Journal article  |  2017  |  ACS APPLIED MATERIALS & INTERFACES

Silencing RNA (siRNA) technologies emerge as a promising therapeutic tool for the treatment of multiple diseases. An ideal nanocar..

Genotoxic and histopathological biomarkers for assessing the effects of magnetic exfoliated vermiculite and exfoliated vermiculite in Danio rerio

Paolin Rocio Caceres-Velez, Maria Luiza Fascineli, Cesar Koppe Grisolia, Emilia Celma de Oliveira Lima, Marcelo Henrique Sousa, Paulo Cesar de Morais, Ricardo Bentes de Azevedo

Journal article  |  2016  |  SCIENCE OF THE TOTAL ENVIRONMENT

Magnetic exfoliated vermiculite is a synthetic nanocomposite that quickly and efficiently absorbs organic compounds such as oil fr..

Toxicity assessment of silver nanoparticles in zebrafish

PR Caceres-Velez, ML Fascineli, L Yate, P Souza, CK Grisolia, S Moya, R Bentes de Azevedo

Conference Proceedings  |  2015  |  TOXICOLOGY LETTERS