Now showing items 21-40 of 1033

    • Characterization of an ecto-ATPase activity in Cryptococcus neoformans 

      Junior, I. C.; Rodrigues, M. L.; Alviano, C. S.; Travassos, Luiz Rodolpho [UNIFESP]; Meyer-Fernandes, JR (Elsevier B.V., 2005-07-01)
      Cryptococcus neoformans is the causative agent of pulmonary cryptococcosis and cryptococcal meningoencephalitis, which are major clinical manifestations in immunosuppressed patients. in the present study, a surface ATPase ...

    • 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 ...

    • Tratamento hipolipemiante em situações especiais: pós-transplante e/ou terapia imunossupressora 

      Izar, Maria Cristina de Oliveira [UNIFESP] (Sociedade Brasileira de Cardiologia - SBC, 2005-10-01)
      There are limited data regarding the use of hypolipidemic agents concomitantly with immunosuppressive drugs. Best evidence is provided for the use of statins and cyclosporine. In terms of pharmacodynamics, these two drugs ...

    • Spatial and temporal profiles for anti-inflammatory gene expression in leukocytes during a resolving model of peritonitis 

      Damazo, Amilcar S. [UNIFESP]; Yona, Simon; Flower, Roderick J.; Perretti, Mauro; Oliani, Sonia M. [UNIFESP] (Amer Assoc Immunologists, 2006-04-01)
      The recent appreciation of the role played by endogenous counterregulatory mechanisms in controlling the outcome of the host inflammatory response requires specific analysis of their spatial and temporal profiles. In this ...

    • Uso universal da vacina inativada contra poliomielite 

      Carvalho, Luiza Helena Falleiros; Weckx, Lily Yin [UNIFESP] (Sociedade Brasileira de Pediatria, 2006-07-01)
      OBJECTIVES: To present an update on the status of poliomyelitis worldwide, number of cases per year, regions most affected by the disease, vaccines currently available, their risks and benefits, monovalent vaccine use, ...

    • A comparison of plants utilized in ritual healing by two Brazilian cultures: Quilombolas and Kraho Indians 

      Rodrigues, Eliana; Carlini, E. A. (Haight-ashbury Publ, 2006-09-01)
      The present study deals with two ethnobotanical surveys carried out in two different segments of the Brazilian population: the first among the Kraho Indians living in Tocantins State, a Cerrado region, and the second one ...

    • Indução assimétrica 1,5-Anti na adição de enolatos de boro de metilcetonas beta-oxigenadas a aldeídos 

      Dias, Luiz C.; Aguilar, Andrea Maria [UNIFESP] (Sociedade Brasileira de Química, 2007-01-01)
      High levels of substrate-based 1,5-stereoinduction are obtained in the boron-mediated aldol reactions of beta-oxygenated methyl ketones with achiral and chiral aldehydes. Remote induction from the boron enolates gives the ...

    • Quantum confined scattering beyond the s-wave approximation 

      Kim, Ji Il [UNIFESP]; Melezhik, Vladimir S.; Schmelcher, Peter (Progress Theoretical Physics Publication Office, 2007-01-01)
      A dual confinement induced resonance effect first observed numerically in a paper P. I. Kim, V. S. Melezhik and P. Schmelcher, Phys. Rev. Lett. 97 (2006), 193203] predicts the possibility of suppressing the effective ...

    • Neutron transfer reactions induced by Li-8 on Be-9 

      Guimaraes, V.; Lichtenthaler, R.; Camargo, O.; Barioni, Adriana; Assuncao, Marlete [UNIFESP]; Kolata, J. J.; Amro, H.; Becchetti, F. D.; Jiang, Hao; Aguilera, E. F.; Lizcano, D.; Martines-Quiroz, E.; Garcia, H. (American Physical Soc, 2007-05-01)
      Angular distributions for the elastic scattering of Li-8 on Be-9 and the neutron transfer reactions Be-9(Li-8,Li-7)Be-10 and Be-9(Li-8,Li-9)Be-8 were measured with a 27 MeV Li-8 radioactive nuclear beam. Spectr- oscopic ...

    • Plants of restricted use indicated by three cultures in Brazil (Caboclo-river dweller, Indian and Quilornbola) 

      Rodrigues, Eliana (Elsevier B.V., 2007-05-04)
      A detailed record of plants cited during ethnopharmacological surveys, suspected of being toxic or of triggering adverse reactions, may be an auxiliary means to pharmacovigilance of phytomedicines, in that it provides ...

    • The sulfur dioxide-1-butyl-3-methylimidazolium bromide interaction: Drastic changes in structural and physical properties 

      Ando, Romulo A.; Siqueira, Leonardo J. A.; Bazito, Fernanda C.; Torresi, Roberto M.; Santos, Paulo S. (Amer Chemical Soc, 2007-08-02)
      The contact between minor amounts of SO2 and crystalline 1-butyl-3-methyl-imidazolium bromide (BMIBr) causes the almost immediate melting of the ionic liquid (mp 45 degrees C) as well as a dramatic decrease in its viscosity ...

    • Redução voltamétrica de artemisinina e sua interação com grupo heme (hemina) 

      La-Scalea, Mauro Aquiles [UNIFESP]; Silva, Hélio Santa Rosa Costa; Ferreira, Elizabeth Igne (Divisão de Biblioteca e Documentação do Conjunto das Químicas da Universidade de São Paulo, 2007-09-01)
      Malaria is the tropical disease most devastating of the world and this situation is worsened by the absence of effective treatment. However, the plasmodium resistance to artemisinin does not show clinical relevance. The ...

    • Polyaniline and mineral clay-based conductive composites 

      Vilela, Samantha Oliveira; Soto-oviedo, Mauro Alfredo; Albers, Ana Paula Fonseca; Faez, Roselena [UNIFESP] (ABM, ABC, ABPol, 2007-09-01)
      Composite materials have attracted the attention of numerous researchers due to the distinct properties shown by this class of materials and the mineral clay used in their synthesis. In this study, conductive composites ...

    • Antitumor effects in vitro and in vivo and mechanisms of protection against melanoma B16F10-Nex2 cells by fastuosain, a cysteine proteinase from Bromelia fastuosa 

      Ferreira, Carla Adriana Guimaraes [UNIFESP]; Rodrigues, Elaine Guadalupe [UNIFESP]; Mortaray, Renato A.; Cabral, Hamilton; Serrano, Fabiana do Amaral [UNIFESP]; Ribeiro-dos-Santos, Ricardo; Travassos, Luiz Rodolpho [UNIFESP] (Neoplasia Press, 2007-09-01)
      In the present work, the antitumor effect of fastuosain, a cysteine proteinase from Bromelia fastuosa, was investigated. in the intravenous model of lung colonization in C57Bl/6 mice, fastuosain and bromelain injected ...

    • A simple method to synthesize silver nanoparticles by photo-reduction 

      Courrol, Lilia Coronato; Silva, Flavia Rodrigues de Oliveira; Gomes, Laercio (Elsevier B.V., 2007-09-15)
      In this work, a photo-induced method for obtaining silver nanoparticles (SNPs) was investigated using UV LED, xenon lamp and sodium lamp excitation. Silver colloidal solutions were prepared using autopolymerizable resin ...

    • Hysteroscopic sterilization with occlusion of sheep uterine tube using n-butyl-2-cyanoacrylate adhesive 

      Bigolin, Sergio [UNIFESP]; Fagundes, Djalma José [UNIFESP]; Rivoire, Henri Chaplin; Fagundes, Anna Tereza Negrini; Simões, Ricardo dos Santos [UNIFESP]; Simões, Manuel de Jesus [UNIFESP] (Sociedade Brasileira para o Desenvolvimento da Pesquisa em Cirurgia, 2007-10-01)
      PURPOSE: To evaluate the fertility and analyze the macroscopic, microscopic and morphometric aspects of sheep uterine tube sterilization with a hysteroscopically insert of n-butyl-2-cyanoacrylate adhesive. METHODS: 12 adult ...

    • Abatement of the inhibitory effect of chloride anions on the photo-Fenton process 

      Machulek, Amilcar; Moraes, Jose E. F. [UNIFESP]; Vautier-Giongo, Carolina [UNIFESP]; Silverio, Cristina A.; Friedrich, Leidi C.; Nascimento, Claudio A. O.; Gonzalez, Monica C.; Quina, Frank H. (Amer Chemical Soc, 2007-12-15)
      The inhibition of the photo-Fenton (Fe2+/Fe3+, H2O2, UV light) degradation of synthetic phenol wastewater solutions by chloride ions is shown to affect primarily the photochemical step of the process, having only a slight ...

    • Proliferation of the superficial epithelium of ovaries in senile female rats following oral administration of conjugated equine estrogens 

      Perniconi, Sergio Eduardo [UNIFESP]; Simões, Manuel de Jesus [UNIFESP]; Simões, Ricardo dos Santos; Haidar, Mauro Abi [UNIFESP]; Baracat, Edmund Chada [UNIFESP]; Soares Júnior, José Maria [UNIFESP] (Faculdade de Medicina / USP, 2008-01-01)
      OBJECTIVE: To evaluate the effect of different concentrations of estrogen on the ovarian superficial epithelium in senile female rats. Design: Fifty female rats at 15 months of age and with irregular estrous cycles were ...

    • Microencapsulação do agente quelante sulfoxina em microesferas de quitosana preparadas por spray drying como novo adsorvente para íons metálicos 

      Vitali, Luciano; Laranjeira, Mauro Cesar Marghetti; Fávere, Valfredo Tadeu de; Goncalves, Norberto Sanches [UNIFESP] (Sociedade Brasileira de Química, 2008-01-01)
      In this work, a new adsorbent was prepared by microencapsulation of sulfoxine into chitosan microspheres by the spray drying technique. The new adsorbent was characterized by Raman spectroscopy, scanning electron microscopy ...

    • Karyotype characterization and nucleolar organizer regions of marsupial species (Didelphidae) from areas of Cerrado and Atlantic Forest in Brazil 

      Pereira, Nubia P.; Ventura, Karen; Silva Junior, Magno C.; Melo e Silva, Daniela de; Yonenaga-Yassuda, Yatiyo; Pellegrino, Katia Cristina Machado [UNIFESP] (Soc Brasil Genetica, 2008-01-01)
      The karyotypes of 23 specimens belonging to 16 species from nine genera of Brazilian marsupials (family Didelphidae) were studied. The animals were collected in eight localities of Cerrado or Atlantic Forest biomes in the ...