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- Publications
- Influence
Phenolic compounds, organic acids and antioxidant activity of grape juices produced in industrial scale by different processes of maceration.
- M. S. Lima, Maria da Conceição Prudêncio Dutra, +5 authors J. Ninow
- Chemistry, Medicine
- Food chemistry
- 1 December 2015
The effect of maceration process on the profile of phenolic compounds, organic acids composition and antioxidant activity of grape juices from new varieties of Vitis labrusca L. obtained in… Expand
Ultrasound-assisted lipase-catalyzed transesterification of soybean oil in organic solvent system.
- Luciane Batistella, L. Lerin, +6 authors D. de Oliveira
- Chemistry, Medicine
- Ultrasonics sonochemistry
- 1 May 2012
This work reports the transesterification of soybean oil with ethanol using two commercial immobilized lipases under the influence of ultrasound irradiation. The experiments were performed in an… Expand
Kinetics of solvent-free lipase-catalyzed glycerolysis of olive oil in surfactant system.
- Alexsandra Valério, R. Krüger, +4 authors M. Corazza
- Chemistry, Medicine
- Journal of agricultural and food chemistry
- 26 August 2009
This work reports experimental data and kinetic modeling of solvent-free glycerolysis of olive oil using a commercial immobilized lipase (Novozym 435) in the presence of Triton X-100 surfactant for… Expand
In vitro assessment of the acaricidal activity of carvacrol, thymol, eugenol and their acetylated derivatives on Rhipicephalus microplus (Acari: Ixodidae).
- T. Novato, G. A. Gomes, +6 authors Caio Márcio de Oliveira Monteiro
- Biology, Medicine
- Veterinary parasitology
- 30 August 2018
This study reports the comparative evaluation of the activity of carvacrol, thymol, eugenol and their respective acetylated derivatives (carvacrol acetate, thymol acetate and eugenol acetate) on… Expand
Production and partial characterization of lipases from a newly isolated Penicillium sp. using experimental design
- E. Wolski, E. Rigo, M. Di Luccio, J. V. Oliveira, D. de Oliveira, H. Treichel
- Biology, Medicine
- Letters in applied microbiology
- 1 July 2009
Aims: The objective of this work was to investigate the lipase production by a newly isolated Penicillium sp., using experimental design technique, in submerged fermentation using a medium based on… Expand
Synthesis of eugenyl acetate through heterogeneous catalysis
- Josiele S. Tischer, Heloysa Possan, +6 authors J. Oliveira
- Chemistry
- 21 February 2019
ABSTRACT This work aimed the production of eugenyl acetate through heterogeneous chemical catalysis of eugenol and acetic anhydride as substrates by commercial Lewatit ® GF 101 resin as catalyst.… Expand
Rapid determination of flavonoids and phenolic acids in grape juices and wines by RP-HPLC/DAD: Method validation and characterization of commercial products of the new Brazilian varieties of grape.
- C. V. D. S. Padilha, G. Miskinis, +4 authors M. S. Lima
- Chemistry, Medicine
- Food chemistry
- 1 August 2017
A method for rapid determination of phenolic compounds by reversed-phase high-performance liquid chromatography (RP-HPLC), using a new column of faster resolution was validated and used to… Expand
Integrated analyses of phenolic compounds and minerals of Brazilian organic and conventional grape juices and wines: Validation of a method for determination of Cu, Fe and Mn.
- M. D. C. P. Dutra, Lucicleide Leonice Rodrigues, D. de Oliveira, G. E. Pereira, M. S. Lima
- Chemistry, Medicine
- Food chemistry
- 15 December 2018
The phenolic profile and antioxidant activity (AOX) of "organic vs. conventional" Brazilian wines and grape juices were analyzed. A simple method for the determination of minerals Cu, Fe and Mn by… Expand
The application of textile sludge adsorbents for the removal of Reactive Red 2 dye.
- G. G. Sonai, S. M. G. U. de Souza, D. de Oliveira, A. A. U. de Souza
- Chemistry, Medicine
- Journal of environmental management
- 1 March 2016
Sludge from the textile industry was used as a low-cost adsorbent to remove the dye Reactive Red 2 from an aqueous solution. Adsorbents were prepared through the thermal and chemical treatment of… Expand
Qualitative lead extraction from recycled lead-acid batteries slag.
- A. Smaniotto, Â. Antunes, +6 authors R. Dallago
- Chemistry, Medicine
- Journal of hazardous materials
- 30 December 2009
The pyrometallurgic process that the exhausted batteries are submitted for the recovery of metallic lead generates great amount of a by-product called slag. The slag is composed mainly of iron (… Expand