Now showing items 414-433 of 991

    • Gastrointestinal translocation as a possible source of candidemia in an AIDS patient 

      Colombo, Arnaldo Lopes [UNIFESP]; Branchini, Maria Luiza; Geiger, Débora [UNIFESP]; Schimidt, Ana Lucia [UNIFESP]; Pignatari, Antonio Carlos Campos [UNIFESP]; Fischman, Olga [UNIFESP] (Instituto de Medicina Tropical, 1996-06-01)
      Apart from cryptococcosis and histoplasmosis, which are mycoses contained by T cell-mediated mechanisms of host defense, fungemia is rarely found in AIDS patients. The frequency of fungemia due to Candida spp. has been ...

    • Genotoxic assessment of Rubus imperialis (Rosaceae) extract in vivo and its potential chemoprevention against cyclophosphamide-induced DNA damage 

      Costa Rodrigues Alves, Ana Beatriz; Santos, Rafaella Souza dos; Calil, Susana de Santana; Niero, Rivaldo; Lopes, Jhonny da Silva; Perazzo, Fabio E. [UNIFESP]; Pires Rosa, Paulo Cesar [UNIFESP]; Andrade, Sergio Faloni; Cechinel-Filho, Valdir; Maistro, Edson Luis (Elsevier B.V., 2014-05-14)
      Ethnopharmacological relevance: Rubus imperialis Cham. Schl. (Rosaceae) is frequently used in traditional medicine as hypoglycemic, antinociceptive and antiviral remedy.Materials and methods: Swiss albino mice were distributed ...

    • Genotoxic effects of (-)-cubebin in somatic cells of mice 

      Maistro, Edson Luis; Marcondes Natel, Andre Vinicius; Bianco de Souza, Gustavo Henrique; Perazzo, Fabio Ferreira [UNIFESP] (Wiley-Blackwell, 2011-03-01)
      (-)-Cubebin belongs to the dibenzylbutyrolactone lignan group, which is widely distributed in the plant kingdom. Because this compound shows interesting biological activities, it is extremely important to evaluate its ...

    • Genotoxicity assessment of Garcinia achachairu Rusby (Clusiaceae) extract in mammalian cells in vivo 

      Marques, Eduardo de Souza; Silva, Suellen; Niero, Rivaldo; Andrade, Sérgio Faloni de; Rosa, Paulo César Pires [UNIFESP]; Perazzo, Fábio Ferreira [UNIFESP]; Maistro, Edson Luis (Elsevier B.V., 2012-07-13)
      Ethnopharmacological relevance: Garcinia achachairu Rusby (Clusiaceae) is popularly known as achachairu, and is used in Bolivian folk medicine for its healing, digestive, and laxative properties, and in the treatment of ...

    • Genotoxicity assessment of the antimalarial compound artesunate in somatic cells of mice 

      Aquino, Ivani; Perazzo, Fábio Ferreira [UNIFESP]; Maistro, Edson Luis (Elsevier B.V., 2011-06-01)
      Artesunate is a derivate of artemisinin that is both an antimalarial agent and acts cytotoxically on tumor cells. Despite its therapeutic use, its in vivo genotoxic potential has still not been evaluated. This study, ...

    • Geographic range-scale assessment of species conservation status: A framework linking species and landscape features 

      Rattis, Ludmila; Dobrovolski, Ricardo; Talebi, Mauricio [UNIFESP]; Loyola, Rafael (Elsevier Sci Ltd, 2018)
      The concept of habitat and spatial extent are key features in landscape ecology. A non-precise definition of habitat and the wrong choice of the scale can affect model outcomes and our understanding about population ...

    • Geographical variation in head shape of a Neotropical group of toads: the role of physical environment and relatedness 

      Bandeira, Lucas N.; Alexandrino, Joao [UNIFESP]; Haddad, Celio F. B.; Thome, Maria Tereza C. (Wiley, 2017)
      In this study we review the morphological variation within the Rhinella crucifer species group using geometric morphometrics. We sampled 270 specimens from 78 localities comprising all genetic units delimited for the group. ...

    • Giant Barocaloric Effects in Natural Rubber: A Relevant Step toward Solid-State Cooling 

      Bom, N. M.; Imamura, W.; Usuda, E. O. [UNIFESP]; Paixao, L. S.; Carvalho, A. M. G. (Amer Chemical Soc, 2018)
      Solid-state cooling based on i-caloric effects has shown to be a promising alternative to the conventional refrigeration devices. Only very recently, the research on barocaloric materials is receiving a deal of attention ...

    • Gibbilimbol analogues as antiparasitic agents-Synthesis and biological activity against Trypanosoma cruzi and Leishmania (L.) infantum 

      Varela, Marina T. [UNIFESP]; Dias, Roberto Z. [UNIFESP]; Martins, Ligia F.; Ferreira, Daiane D.; Tempone, Andre G.; Ueno, Anderson K. [UNIFESP]; Lago, Joao Henrique G. [UNIFESP]; Fernandes, Joao Paulo S. [UNIFESP] (Pergamon-Elsevier Science Ltd, 2016)
      The essential oils from leaves of Piper malacophyllum (Piperaceae) showed to be mainly composed by two alkenylphenol derivatives: gibbilimbols A and B. After isolation and structural characterization by NMR and MS data ...

    • Ginkgo biloba Extract (GbE) Stimulates the Hypothalamic Serotonergic System and Attenuates Obesity in Ovariectomized Rats 

      Banin, Renata Mancini [UNIFESP]; Andrade, Iracema Senna de [UNIFESP]; Cerutti, Suzete Maria [UNIFESP]; Oyama, Lila Missae [UNIFESP]; Telles, Monica Marques [UNIFESP]; Ribeiro, Eliane Beraldi [UNIFESP] (Frontiers Media Sa, 2017)
      Menopause is associated with increased risk to develop obesity but the mechanisms involved are not fully understood. We have shown that Ginkgo biloba extract (GbE) improved diet-induced obesity. Since GbE might be effective ...

    • GIS-BASED DETECTION AND QUANTIFICATION OF PATCH-BOUNDARY PATTERNS FOR IDENTIFYING LANDSCAPE MOSAICS 

      Hardt, E. [UNIFESP]; De Pablo, C. L.; De Agar, P. M.; Dos Santos, R. F.; Pereira-Silva, E. F. (Corvinus Univ Budapest, 2018)
      The study of boundaries between patches allows us to understand the complexity of landscape interactions, especially those involved in the anthropic use of natural resources, which is a common source of environmental ...

    • A glimpse on biological activities of tellurium compounds 

      Cunha, Rodrigo Luiz Oliveira Rodrigues [UNIFESP]; Gouvea, Iuri Estrada [UNIFESP]; Juliano, Luiz [UNIFESP] (Academia Brasileira de Ciências, 2009-09-01)
      Tellurium is a rare element which has been regarded as a toxic, non-essential trace element and its biological role is not clearly established to date. Besides of that, the biological effects of elemental tellurium and ...

    • Global ITS diversity in the Sporothrix schenckii complex 

      Zhou, Xun; Rodrigues, Anderson M. [UNIFESP]; Feng, Peiying; Hoog, G. S. de (Springer, 2014-05-01)
      Molecular phylogeny has revealed that sporotrichosis is caused by several Sporothrix species which differ in clinical behavior. the complex is embedded within Ophiostoma, a genus mainly comprising fungi that live in ...

    • Gluon saturation and feynman scaling in leading neutron production 

      Carvalho, Fabiana [UNIFESP].; Gonçalves, Victor Paulo; Spiering, Diego; Navarra, Fernando Silveira (Public Library Science, 2016)
      In this paper we extend the color dipole formalism for the study of leading neutron production in e + p -> e + n + X collisions at high energies and estimate the related observables which were measured at HERA and could ...

    • Green synthesis of gold nanoparticles of different sizes and shapes using agar-agar water solution and femtosecond pulse laser irradiation 

      Matos, Ricardo Almeida de [UNIFESP]; Cordeiro, Thiago da Silva; Samad, Ricardo Elgul; Vieira, Nilson Dias; Courrol, Lilia Coronato [UNIFESP] (Springer, 2012-11-01)
      We report a method to create gold nanoparticles of different sizes and shapes using agar-agar water solution and irradiation with light from a xenon lamp, followed by ultrashort laser pulses. No additives, such as solvents, ...

    • Green synthesis of silver nanoparticles with extract of Mimusops coriacea and light 

      Lopes, C. R. B. [UNIFESP]; Courrol, Lilia Coronato [UNIFESP] (Elsevier Science Bv, 2018)
      Biological methods of nanoparticle synthesis using plant extracts have been suggested as promising ecofriendly alternative to chemical and physical methods. In this study, spherical silver nanoparticles (AgNP) were synthesized ...

    • Green synthesis of stable silver nanoparticles using Euphorbia milii latex 

      Matos, Ricardo Almeida de [UNIFESP]; Cordeiro, Thiago da Silva; Samad, Ricardo Elgul; Vieira, Nilson Dias; Courrol, Lilia Coronato [UNIFESP] (Elsevier B.V., 2011-09-20)
      We report a simple method to create silver nanoparticles that consists in the irradiation of a silver nitrate and Euphorbia milii solution by light from a xenon lamp followed by ultrashort laser pulses. the formation of ...

    • A Grid of Synthetic Spectra for Hot DA White Dwarfs and Its Application in Stellar Population Synthesis 

      Levenhagen, Ronaldo S. [UNIFESP]; Diaz, Marcos P.; Coelho, Paula R. T.; Hubeny, Ivan (Iop Publishing Ltd, 2017)
      In this work we present a grid of LTE and non-LTE synthetic spectra of hot DA white dwarfs (WDs). In addition to its usefulness for the determination of fundamental stellar parameters of isolated WDs and in binaries, this ...

    • Growth inhibition and pro-apoptotic activity of violacein in Ehrlich ascites tumor 

      Bromberg, Natalia; Dreyfuss, Juliana L. [UNIFESP]; Regatieri, Caio V. [UNIFESP]; Palladino, Marcelly V. [UNIFESP]; Duran, Nelson; Nader, Helena B. [UNIFESP]; Haun, Marcela; Justo, Giselle Z. [UNIFESP] (Elsevier B.V., 2010-06-07)
      The continuing threat to biodiversity lends urgency to the need of identification of sustainable source of natural products. This is not so much trouble if there is a microbial source of the compound. Herein, violacein, a ...

    • Growth, structural and optical characterizations of LiLa(1-x)Eux(WO4)(2) single-crystalline fibers by the micro-pulling-down method 

      Moraes, Jair Ricardo de; Baldochi, Sonia Licia; Leano Soares, Leonardo dos Reis; Mazzocchi, Vera Lucia; Ramos Parente, Carlos Benedicto; Courrol, Lilia Coronato [UNIFESP] (Elsevier B.V., 2012-03-01)
      Transparent and uniform LiLa(1-x)Eux(WO4)(2) single-crystalline fibers where x = 0.005, 0.01, 0.03, 0.05, 0.07, 0.1, 0.15, 0.2, 0.25 and 1.0, with an average of 20-40 mm length were obtained by the micro-pulling-down method ...