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Now showing items 11-20 of 50
Análise de parabenos em águas superficiais urbanas por extração em fase sólida on-line usando cromatografia líquida acoplada à espectrometria de massas
(Universidade Federal de São Carlos, 2017-05-24)
Parabens are the most popular antimicrobials used for more than 100 years in personal care products, the most known are methylpaben, ethylparaben, propylparaben and butylparaben. The continued release of these antimicrobials ...
Investigação do efeito alelopático dos extratos da aroeira-preta Myracrodruon urundeuva Freire Allemão no desenvolvimento das sementes das braquiárias Urochloa decumbens Stapf e Urochloa brizantha (Hochst. ex A. Rich) Stapf
(Universidade Federal de São Carlos, 2021-12-20)
Brachiaria grasses have great importance in the livestock sector, however, these grasses are considered weeds that affect negatively the productivity of many crops. Field observations indicate that Myracrodruon urundeuva ...
Contaminantes emergentes em estações de tratamento de esgoto aeróbia e anaeróbia
(Universidade Federal de São Carlos, 2016-11-21)
The wastewater treatment plant (WWTPs) play an important role to ensuring the health and preservation of aquatic ecosystems through biological removal (mainly) of pollutants and microorganisms in the sanitary and industrial ...
Aplicação das técnicas espectroscópicas e quimiométricas no estudo do controle de qualidade das drogas vegetais: embaúba, malva e ginseng brasileiro
(Universidade Federal de São Carlos, 2010-05-14)
In the last few years the phytotherapy has emerged as a drug form well accepted and accessible, causing the increase in demand for drugs based on plants throughout the world, becoming an attraction for the pharmaceutical ...
Multicomponent approach to silica-grafted peptide catalysts : A 3 D continuous-flow organocatalytic system with on-line monitoring of conversion and stereo-selectivity
(Universidade Federal de São Carlos, 2014-11-28)
The derivatization of organocatalysts with functional appendages suitable to anchor onto solid supports is usually achieved by stepwise syntheses. As an alternative to such a strategy, this work describes a one-pot approach ...
Estudo fitoquímico de Rauia sp e Conchocarpus macrophyllus (Rutaceae) e avaliação da atividade antiparasitária de extratos e substãncias isoladas.
(Universidade Federal de São Carlos, 2006-05-17)
This work involved the
study of plant extracts of the Rutaceae species. Among 16 extracts tested in assays
carried out with T. cruzi gGAPDH and L. tarentolae APRT enzymes and
trypomastigote forms of T. cruzi, four showed ...
Busca de inibidores da catepsina K em plantas medicinais utilizadas no tratamento de doenças osteoarticulares
(Universidade Federal de São Carlos, 2011-09-26)
Ten herbs used in traditional medicine supported by literature for its effectiveness to osteoarticular diseases were selected to conduct a screening of inhibition activity against the cathepsin K, an important enzyme ...
Síntese e avaliação biológica de uma coleção de flavonóides
(Universidade Federal de São Carlos, 2009-05-29)
The flavonoids are an important class of polyphenolic compounds present in relative abundance among the secondary metabolites of plants and are found in fruits, vegetables, nuts, seeds, flowers, tea, honey and propolis. ...
Estudo de metabólitos secundários de Ruta graveolens como inibidores da fotossíntese
(Universidade Federal de São Carlos, 2012-12-09)
In this work were isolated eighteen secondary metabolites from Ruta graveolens (Rutaceae), eleven alkaloids (five akridonic, five quinolinics and one quinolonic) and seven furanocoumarins. Thirteen compounds had their ...
Estudo químico em patógenos e vetores de doenças de citros: Xylella fastidiosa e Diaphorina citri
(Universidade Federal de São Carlos, 2011-07-04)
CHEMICAL STUDY OF PATHOGENS AND VECTORS DISEASE OF CITRUS: Xylella fastidiosa & Diaphorina citri. Historically the national citriculture suffered great changes because of phytosanitary problems, and nowadays among the main ...