Now showing items 402-421 of 1033

    • Factorial design study to access the "green" iodocyclization reaction of 2-allylphenols 

      Correa, Michelle Fidelis [UNIFESP]; Barbosa, Alefe Jhonatas Ramos [UNIFESP]; Sato, Rie [UNIFESP]; Junqueira, Luis Otavio [UNIFESP]; Politi, Mario Jose; Rando, Daniela Goncales [UNIFESP]; Fernandes, Joao Paulo dos Santos [UNIFESP] (Walter De Gruyter Gmbh, 2016)
      Iodocyclization of 2-allylphenols is a suitable method to access furans and dihydrofurans with adequate yields. Several methodologies to iodocyclization are reported in the literature

    • Factorial study to assess an ultrasonic methodology for the allylation of 4-chloroaniline 

      Santos Nascimento, Lillian Ferreira [UNIFESP]; Santos Fernandes, Joao Paulo [UNIFESP] (Walter De Gruyter Gmbh, 2017)
      N-allylanilines are important compounds that are used to access several bioactive compounds containing indole and dihydroindole nucleus. However, their preparation through allylation can lead to the undesirable N, N-diallyl ...

    • Factors associated with oral health-related quality of life in children and preadolescents: a cross-sectional study 

      Barbosa, Tais de Souza; Duarte Gaviao, Maria Beatriz; Castelo, Paula Midori [UNIFESP]; Leme, Marina Severi (Quintessence publishing co inc, 2016)
      Purpose: To evaluate the factors associated with the perceptions of oral health-related quality of life (OHRQoL) in children and preadolescents. Materials and Methods: 167 students aged 8-14 years were recruited from the ...

    • Factors Controlling the Deposition of Silk Fibroin Nanofibrils during Layer-by-Layer Assembly 

      Moraes, Mariana Agostini de [UNIFESP]; Crouzier, Thomas; Rubner, Michael; Beppu, Marisa Masumi (Amer Chemical Soc, 2015-01-01)
      The layer-by-layer technique has been used as a powerful method to produce multilayer thin films with tunable properties. When natural polymers are employed, complicated phenomena such as self-aggregation and fibrilogenesis ...

    • Farmacocinética das estatinas 

      Fonseca, Francisco Antonio Helfenstein [UNIFESP] (Sociedade Brasileira de Cardiologia - SBC, 2005-10-01)
      Statins are lipid lowering agents that promote their effects on plasma lipids through the inhibition of HMG-CoA reductase, a crucial enzyme in the cascade of cholesterol synthesis, leading to reduction of tissue cholesterol ...

    • Fast detection of hydrogen sulfide using a biodegradable colorimetric indicator system 

      Kato, Edison T.; Yoshida, Cristiana M. P. [UNIFESP]; Reis, Arlete B.; Melo, Itamar S.; Franco, Telma T. (Wiley-Blackwell, 2011-06-01)
      A fast, colorimetric indicator system was developed by combining chitosan as a three-dimensional biopolymer matrix and ferrous sulfate (FeSO(4)) as a colorimetric indicator of hydrogen sulfide (H(2)S) gas. Chitosan filmogenic ...

    • Fatal toxoplasmosis in a southern muriqui (Brachyteles arachnoides) from SAo Paulo state, Brazil: Pathological, immunohistochemical, and molecular characterization 

      Santos, Stefanie Vanessa; Pena, Hilda F. J.; Talebi, Mauricio [UNIFESP]; Teixeira, Rodrigo H. F.; Kanamura, Cristina T.; Diaz-Delgado, Josue; Gennari, Solange M.; Catao-Dias, Jose Luiz (Wiley, 2018)
      We report the pathological, immunohistochemical, and molecular features of fatal acute systemic toxoplasmosis in an adult, female, free-living southern muriqui (Brachyteles arachnoides) from SAo Paulo state, Brazil. PCR-RFLP ...

    • Feasibility of Using AAS for the Characterization of a Tuna Fish Candidate Reference Material for Total Hg and Methyl-Hg Measurement 

      Chelegao, Rodrigo; Carioni, Vivian M. O.; Naozuka, Juliana [UNIFESP]; Nomura, Cassiana S. (Soc Brasileira Quimica, 2016)
      This work describes the evaluation of several parameters for preparing a tuna fish candidate reference material (RM) in order to measure its total Hg and methyl-Hg mass fractions by cold vapor atomic absorption spectrometry ...

    • Fight versus flight: the interaction of temperature and body size determines antipredator behaviour in tegu lizards 

      Barros, Fabio Cury de; Carvalho, Jose Eduardo de [UNIFESP]; Abe, Augusto Shinya; Kohlsdor, Tiana (Elsevier B.V., 2010-01-01)
      Ectotherm antipredator behaviour might be strongly affected both by body temperature and size: when environmental temperatures do not favour maximal locomotor performance, large individuals may confront predators, whereas ...

    • Fire and deforestation dynamics in Amazonia (1973-2014) 

      van Marle, Margreet J. E.; Field, Robert D.; van der Werf, Guido R.; de Wagt, Ivan A. Estrada; Houghton, Richard A.; Rizzo, Luciana Varanda [UNIFESP]; Artaxo, Paulo; Tsigaridis, Kostas (Amer Geophysical Union, 2017)
      Consistent long-term estimates of fire emissions are important to understand the changing role of fire in the global carbon cycle and to assess the relative importance of humans and climate in shaping fire regimes. However, ...

    • First cases of exclusive paternal care in stink bugs (Hemiptera: Pentatomidae) 

      Requena, Gustavo S.; Nazareth, Taís M.; Schwertner, Cristiano Feldens [UNIFESP]; Machado, Glauco (Sociedade Brasileira de Zoologia, 2010-01-01)
      We describe paternal care in two pentatomid bugs, Lopadusa (Lopadusa) augur Stål, 1860 and Edessa nigropunctata Berg, 1884. Field and laboratory observations showed that males remain with their eggs and early hatched nymphs, ...

    • First cytotoxic, genotoxic, and antigenotoxic assessment of Euterpe oleracea fruit oil (acai) in cultured human cells 

      Marques, E. S.; Tsuboy, M. S. F.; Carvalho, J. C. T.; Rosa, P. C. P.; Perazzo, F. F. [UNIFESP]; Gaivao, I. O. M.; Maistro, E. L. (Funpec-Editora, 2017)
      Euterpe oleracea Mart., popularly known as "acai", is a tropical fruit from the Amazon region where it has considerable economic importance. Acai has been used as food and for several medicinal purposes. Despite the ...

    • Fish oil prevents changes induced by a high-fat diet on metabolism and adipokine secretion in mice subcutaneous and visceral adipocytes 

      Sá, Roberta Dourado Cavalcante da Cunha de [UNIFESP]; Crisma, Amanda R.; Cruz, Maysa Mariana [UNIFESP]; Martins, Amanda R.; Masi, Laureane N.; do Amaral, Catia L.; Curi, R.; Alonso-Vale, Maria Isabel Cardoso [UNIFESP] (Wiley, 2016)
      In the present study, we investigated the effect of fish oil (FO) on metabolism and adipokine production by adipocytes from s.c. (inguinal

    • Fission-Fusion Dynamics in Southern Muriquis (Brachyteles arachnoides) in Continuous Brazilian Atlantic Forest 

      Coles, Rebecca C.; Lee, Phyllis C.; Talebi, Mauricio [UNIFESP] (Springer, 2012-02-01)
      Fission-fusion social dynamics, the spatiotemporal variance in subunit size, composition, and cohesion, are the subject of considerable interest owing to their complex nature and widespread appearance in the primate order. ...

    • Fitotoxicidade e citogenotoxicidade da água e sedimento de córrego urbano em bioensaio com Lactuca sativa 

      Rodrigues, Luiz Carlos de Almeida; Barbosa, Sandro; Pazin, Murilo; Maselli, Bianca de Souza; Beijo, Luiz Alberto; Kummrow, Fábio [UNIFESP] (Departamento de Engenharia Agrícola - UFCG, 2013-10-01)
      The aim of this study was to evaluate the spatial and temporal influence of the phytotoxicity and cytogenotoxicity of water and sediment of urban stream on the germination and initial growth of Lactuca sativa. Samples were ...

    • Flavones-bound in benzodiazepine site on GABA(A) receptor: Concomitant anxiolytic-like and cognitive-enhancing effects produced by Isovitexin and 6-C-glycoside-Diosmetin 

      Oliveira, Daniela Rodrigues de [UNIFESP]; Todo, Andreia Hatsue [UNIFESP]; Rego, Gizelda Maia; Cerutti, Janete Maria [UNIFESP]; Cavalheiro, Alberto Jose; Rando, Daniela Goncales Galasse [UNIFESP]; Cerutti, Suzete Maria [UNIFESP] (Elsevier Science Bv, 2018)
      Increasing evidence suggests that flavones can modulate memory and anxiety-like behaviour. However, these therapeutic effects are inconsistent and induce of adverse effects, which have been associated with interactions at ...

    • Flavonoids and fatty acids of Camellia japonica leaves extract 

      Azuma, Cinthia Midori; Santos, Flávia Cristina S. dos; Lago, Joao Henrique Ghilardi [UNIFESP] (Sociedade Brasileira de Farmacognosia, 2011-12-01)
      The ethanol extract from the leaves of Camellia japonica L., Theaceae, showed antiradical potential in the DPPH test using TLC plates (SiO2). Aiming the isolation of active compounds, this extract was partitioned between ...

    • Flavonone treatment reverses airway inflammation and remodelling in an asthma murine model 

      Toledo, Alessandra Choqueta; Sakoda, Camila Pivari Pedroso [UNIFESP]; Perini, Adenir; Pinheiro, Nathalia Montouro; Magalhaes, Renato Moschella; Grecco, Simone dos Santos [UNIFESP]; Tiberio, Iolanda de Fátima Lopes Calvo; Camara, Niels Olsen Saraiva; Martins, Milton de Arruda; Lago, Joao Henrique Ghilardi [UNIFESP]; Prado, Carla Máximo [UNIFESP] (Wiley-Blackwell, 2013-04-01)
      Background and Purpose Asthma is an inflammatory disease that involves airway hyperresponsiveness and remodelling. Flavonoids have been associated to anti-inflammatory and antioxidant activities and may represent a potential ...

    • Fluorescence analysis of iodinated acetophenone derivatives 

      Crivelaro, F.; Oliveira, M. R. S.; Lima, S. M.; Andrade, L. H. C.; Casagrande, G. A.; Raminelli, C. [UNIFESP]; Caires, A. R. L. (Elsevier B.V., 2015-03-15)
      In the present paper the synthesis and optical characterization of iodinated acetophenone, 4-hydroxy-3-iodoacetophenone and 4-hydroxy-3,5-diiodoacetophenone obtained from 4-hydroxyacetophenone, were carried out. the optical ...

    • Fluorescence in complexes based on quinolines-derivatives: a search for better fluorescent probes 

      Mecca, Carolina Zeni Pires [UNIFESP]; Fonseca, Fernando Luiz Affonso [UNIFESP]; Bagatin, Izilda Aparecida [UNIFESP] (Pergamon-Elsevier Science Ltd, 2016)
      Quinoline-derived fluorescent complexes were designed