RSS 1.0Departamento de Engenharia Ambiental
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Development of a Preemergent Nanoherbicide: From Efficiency Evaluation to the Assessment of Environmental Fate and Risks to Soil Microorganisms
; Carvalho, Lucas Bragança
; Galhardi, Juliana Aparecida ; ; ; ; ; Fraceto, Leonardo Fernandes (ACS Nanoscience Au, 2022) [Artigo]
Nanoparticles based on biodegradable polymers have been shown to be excellent herbicide carriers, improving weed control and protecting the active ingredient in the crop fields. Metribuzin is often found in natural waters, ... -
Low-cost biosorbent hybrid hydrogels for paraquat remediation of water
Baigorria, Estefanía; Fraceto, Leonardo F. (Journal of Water Process Engineering, 2022) [Artigo]
The excessive and indiscriminate use of agrochemicals, such as paraquat (PQ), leads to numerous water pollution problems. The adsorption of aqueous contaminants is one of the most effective methodologies for water purification. ... -
Combined in-silico and in-vitro experiments support acid-base equilibrium as a tool to estimate the localization depth of 4-nitrophenol within a phospholipid bilayer
; Fraceto, Leonardo F.; ; ; ; (Biochimica et Biophysica Acta - Biomembranes, 2022) [Artigo]
The interaction and location of 4-nitrophenol (PNP) in biomembranes are relevant in the bioaccumulation and potentiation of the intensive toxic effects of this persistent organic pollutant. In this work, in-silico analyses ... -
Post-emergence herbicidal activity of nanoatrazine against Alternanthera tenella Colla plants compared to other weed species
; Pereira, Anderson do Espirito Santo; Fraceto, Leonardo Fernandes ; ; (Heliyon, 2022) [Artigo]
The encapsulation of atrazine into poly(epsilon-caprolactone) nanocapsules has been shown to improve the efficiency of the herbicide and decrease its environmental impacts. In the current work, we evaluated the efficiency ... -
Interaction of Nanoatrazine and Target Organism: Evaluation of Fate and Photosystem II Inhibition in Hydroponically Grown Mustard (Brassica juncea) Plants
; Carvalho, Lucas Bragancą; ; ; ; Fraceto, Leonardo Fernandes ; ; (Journal of Agricultural and Food Chemistry, 2022) [Artigo]
Poly(epsilon-caprolactone) nanoparticles are an efficient carrier system for atrazine. However, there is a gap regarding the effects of nanoencapsulation on herbicide-plant interactions. Here, we evaluate the fate and ... -
Nanoformulations with synthetic and plant-derived compounds for cattle tick control
Figueiredo, Amanda; ; Cola, Diego Faria ; Fantatto, Rafaela Regina ; Santos, Isabella Barbosa ; Gainza, Yousmel Alemán ; Sousa, Gustavo Avelar ; ; Fraceto, Leonardo Fernandes ; (Veterinary Parasitology, 2022) [Artigo]
Nanocarriers of acaricidal compounds improve the bioavailability, absorption, and tissue distribution of active ingredients, releasing them in a slow, targeted way and protecting them against premature degradation. Thus, ... -
Soil Enzyme Responses to Polymeric Nanopesticides: An Ecological Risk Analysis Approach to Promote Sustainable Agriculture
Galhardi, Juliana Aparecida; Luiz De Oliveira, Jhones ; ; Fraceto, Leonardo Fernandes (ACS Agricultural Science and Technology, 2022) [Artigo]
The benefits of the use of green nanotechnology to improve food security and sustainable agriculture have been highlighted in the past few years, such as through the encapsulation of active ingredients derived from botanical ... -
High-throughput transcriptomics reveals the mechanisms of nanopesticides - nanoformulation, commercial formulation, active ingredient - finding safe and sustainable-by-design (SSbD) options for the environment
; Campos, Estefânia V. R.; Fraceto, Leonardo F. ; Grillo, Renato ; ; (Environmental Science: Nano, 2022) [Artigo]
Nanoformulations are developed to offer controlled release of active ingredients (a.i.) and thus aim to keep functionality while having a smaller environmental footprint. This means that nanoformulations aim to comply with ... -
Effects of biogenic silver and iron nanoparticles on soybean seedlings (Glycine max)
Guilger-Casagrande, Mariana; ; ; ; Fraceto, Leonardo Fernandes ; (BMC Plant Biology, 2022) [Artigo]
Background: Biogenic metallic nanoparticles have been emerging as a promising alternative for the control of phytopathogens and as nanofertilizers. In this way, it is essential to investigate the possible impacts of these ... -
Fluorescent labeling as a strategy to evaluate uptake and transport of polymeric nanoparticles in plants
Proença, Patrícia L.F.; Carvalho, Lucas B. ; Campos, Estefânia V.R. ; Fraceto, Leonardo F. (Advances in Colloid and Interface Science, 2022) [Resenha]
The use of biodegradable nanopolymers in agriculture offers an excellent alternative for the efficient delivery of agrochemicals that promote plant protection and development. However, tracking of these systems inside ... -
Biofunctional coating of stainless steel surfaces with carvacrol- and eugenol-derived film using atmospheric dielectric barrier discharge plasma: aiming for suppression of biofilm formation and corrosion protection
Getnet, Tsegaye Gashaw; Kayama, Milton E. ; Rangel, Elidiane C. ; ; ; Cruz, Nilson C. (Journal of Materials Research and Technology, 2022) [Artigo]
Metallic biomaterials are the most used materials as orthopedic and dental implants due to their excellent mechanical properties. However, attention must be paid when choosing the materials to be used in the implant medical ... -
Ceratium furcoides (Levander) Langhans in reservoirs at the Ebro watershed, Spain and Sao Paulo state, Brazil
; Moschini-Carlos, Viviane; ; ; ; (Limnetica, 2022) [Artigo]
This study compares the morphological characteristics of the dinoflagellate Ceratium furcoides from three Ebro basin reservoirs (Spain) and from six reservoirs at São Paulo state (Brazil) with the aim to identify the ... -
Bioreactivity of a novel poly(epsilon-caprolactone) nanocapsule containing atrazine with human lung alveolar epithelial cells
; ; ; ; Fraceto, Leonardo F.; (Environmental Science: Nano, 2022) [Artigo]
Atrazine (ATZ), a commonly used agricultural herbicide, is potentially harmful to animals and humans. Nanoencapsulation of ATZ (NC-ATZ) within non-toxic, biodegradable poly(ϵ-caprolactone) (PCL) improves the herbicidal ... -
Assessing an Ecological Revitalization Project of Urban Streams in Brazilian Southeastern Region by Analytic Hierarchy Process
Primo, Kristiane Ramos; Silva, Rosiane Argenton e ; Olimpio, Beatriz Capelo ; Silva, Gabriela Bassi ; ; ; da Silva, Alexandre Marco (Water, Air, and Soil Pollution, 2022) [Artigo]
Worldwide, rivers have been severely degraded (chemically, morphologically, and biologically) due the unplanned system of land cover change, especially urban expansion. There is a huge necessity to restore or revitalize ... -
Chitosan nanoparticles containing the insecticide dimethoate: A new approach in the reduction of harmful ecotoxicological effects
; ; ; do Espírito Santo Pereira, Anderson; Campos, Estefânia Vangelie Ramos ; ; ; Fraceto, Leonardo Fernandes ; (NanoImpact, 2022) [Artigo]
Organophosphate insecticides such as dimethoate (DMT) are widely used in agriculture. As a side effect, however, these insecticides contaminate bodies of water, resulting in damage to aquatic organisms. The development of ... -
Using Chitosan-Coated Polymeric Nanoparticles-Thermosensitive Hydrogels in association with Limonene as Skin Drug Delivery Strategy
; Proença, Patrícia L. F.; ; ; Fraceto, Leonardo F. ; (BioMed Research International, 2022) [Artigo]
Topical delivery of local anesthetics (LAs) is commonly used to decrease painful sensations, block pain throughout procedures, and alleviate pain after surgery. Dermal and/or transdermal delivery of LAs has other advantages, ... -
Titicaca profile sediment data
(2022) [Dado de pesquisa] -
Cellulose Hydrogels Containing Geraniol and Icaridin Encapsulated in Zein Nanoparticles for Arbovirus Control
Rogerio, Carolina B.; Carvalho Abrantes, Daniele ; De Oliveira, Jhones L. ; ; ; ; Fernandes Fraceto, Leonardo (ACS Applied Bio Materials, 2022) [Artigo]
The most important arboviruses are those that cause dengue, yellow fever, chikungunya, and Zika, for which the main vector is the Aedes aegypti mosquito. The use of repellents is an important way to combat mosquito-borne ... -
Nano-pesticides: the lunch-box principle—deadly goodies (semio-chemical functionalised nanoparticles that deliver pesticide only to target species)
; Fraceto, L. F.; (Journal of Nanobiotechnology, 2022) [Nota]
Nature contains many examples of “fake promises” to attract “prey”, e.g., predatory spiders that emit the same sex-attractant-signals as moths to catch them at close range and male spiders that make empty silk-wrapped gifts ... -
Novel nanostructured materials based on polymer/organic-clay composite networks for the removal of carbendazim from waters
Baigorria, Estefanía; Fraceto, Leonardo F. (Journal of Cleaner Production, 2022) [Artigo]
Significant attention has been given to the development of nanocomposite polymeric hybrid materials for the removal of pesticides from water in recent decades. This study focused on the removal of carbendazim from aqueous ...