Now showing items 1648-1667 of 3025

    • Lean mass and associated factors in women with PCOS with different phenotypes 

      Fighera, Tayane Muniz; Santos, Betânia Rodrigues dos; Spritzer, Poli Mara (2023) [Journal article]
      Although current evidence suggests increased risk of obesity, insulin resistance, and meta- bolic alterations in patients with polycystic ovary syndrome (PCOS), especially of a hyperan- drogenic phenotype, the impact of ...
    • LEI0258 microsatellite variability and its relationship to B-F haplotypes in Brazilian (blue-egg Caipira) chickens 

      Lima-Rosa, Carlos A. V.; Canal, Cláudio Wageck; Fallavena, Paulo Roberto Vargas; Freitas, Loreta Brandão de; Salzano, Francisco Mauro (2005) [Journal article]
      A total of 149 chickens from two different sources (one non-commercial, the other commercial) was tested for variability of the LEI0258 microsatellite. Fifty- three genotypes, explainable by 15 alleles, were found. There ...
    • Leprosy in southern Brazil : a twenty-year epidemiological profile 

      Nazario, Ana Paula; Ferreira, Jair; Faccini, Lavinia Schuler; Fiegenbaum, Marilu; Artigalas, Osvaldo Alfonso Pinto; Vianna, Fernanda Sales Luiz (2017) [Journal article]
      Introduction: This study evaluated leprosy rates in Rio Grande do Sul, an area with a historically low prevalence. However, recent studies are lacking. Methods: Data extracted from a National Database were analyzed for ...
    • Leptin and adiponectin in the female life course 

      Lecke, Sheila Bünecker; Morsch, Debora Martinho; Spritzer, Poli Mara (2011) [Journal article]
      Adipose tissue secretes a variety of adipokines, including leptin and adiponectin, which are involved in endocrine processes regulating glucose and fatty metabolism, energy expenditure, inflammatory response, immunity, ...
    • Leptin receptor co-expression gene network moderates the effect of early life adversity on eating behavior in children 

      Lima, Randriely Merscher Sobreira de; Barth, Bárbara; Arcego, Danusa Mar; Mendonça Filho, Euclides José de; Patel, Sachin; Wang, Zihan; Pokhvisneva, Irina; Parent, Carine I.; Levitan, Robert D.; Kobor, Michael S.; Bittencourt, Ana Paula Santana de Vasconcellos; Meaney, Michael J.; Dalmaz, Carla; Silveira, Patrícia Pelufo (2022) [Journal article]
      Leptin influences eating behavior. Exposure to early adversity is associated with eating behaviour disorders and metabolic syndrome, but the role of the leptin receptor on this relationship is poorly explored. We investigated ...
    • Lesion of the subthalamic nucleus reverses motor deficits but not death of nigrostriatal dopaminergic neurons in a rat 6-hydroxydopamine-lesion model of Parkinson's disease 

      Rizélio, Vanessa; Szawka, Raphael Escorsim; Xavier, Leder Leal; Achaval-Elena, Matilde; Soster, Paula Rigon da Luz; Saur, Lisiani; Matheussi, Francesca; Delattre, Ana Márcia; Franci, Janete Aparecida Anselmo; Meneses, Murilo Sousa de; Ferraz, Anete Curte (2010) [Journal article]
      The objective of the present study was to determine whether lesion of the subthalamic nucleus (STN) promoted by N-methyl- D-aspartate (NMDA) would rescue nigrostriatal dopaminergic neurons after unilateral 6-hydroxydopamine ...
    • Lesões de cárie proximais na dentição decídua : freqüência de lesões homólogas 

      Mariath, Adriela Azevedo Souza; Bressani, Ana Eliza Lemes; Pitoni, Carla Moreira; Fossati, Anna Christina Medeiros; Araujo, Fernando Borba de (2006) [Journal article]
      O objetivo deste estudo transversal observacional foi avaliar a experiência de cárie na superfície proximal de molares decíduos quanto à ocorrência de comportamento bilateral e ao envolvimento de superfícies adjacentes. A ...
    • Leukocyte imbalances in Mucopolysaccharidoses patients 

      Lopes, Nuno; Maia, Maria L.; Pereira, Catia S.; Rodrigues, Inês Mondragão; Martins, Esmeralda; Ribeiro, Rosa; Gaspar, Ana; Aguiar, Patrício; Garcia, Paula; Cardoso, Maria Teresa; Rodrigues, Esmeralda; Teles, Elisa Leão; Giugliani, Roberto; Coutinho, Maria F.; Alves, Sandra; Macedo, Maria de Fátima Matos Almeida Henriques de (2023) [Journal article]
      Mucopolysaccharidoses (MPSs) are rare inherited lysosomal storage diseases (LSDs) caused by deficient activity in one of the enzymes responsible for glycosaminoglycans lysosomal degradation. MPS II is caused by pathogenic ...
    • Levantamento de áreas prioritárias para a conservação da Floresta Nacional de São Francisco de Paula (RS, Brasil) e seu entorno 

      Dobrovolski, Ricardo; Both, Rogério; Coelho, Igor Pfeifer; Stolz, José Francisco Bonini; Schüssler, Glauco; Rodrigues, Gilberto Gonçalves; Guerra, Teresinha; Hartz, Sandra Maria (2006) [Journal article]
    • Levantamento do uso de medicamentos por estudantes do ensino médio em duas escolas de Porto Alegre, RS, Brasil 

      Almeida, Claudia Rejane Chiarel; Souza, Diogo Onofre Gomes de; Ferreira, Maria Beatriz Cardoso; Wofchuk, Susana Tchernin (2012) [Journal article]
      Estudo observacional foi realizado com estudantes de duas escolas de Ensino Médio, na cidade de Porto Alegre, RS (Brasil). Os dados foram obtidos por meio de questionário objetivo em sala de aula, após autorização da ...
    • Life cycle assessment of beef cattle production in two typical grassland systems of southern Brazil 

      Dick, Milene; Silva, Marcelo Abreu da; Dewes, Homero (2015) [Journal article]
      The importance of animal production in the overall context of human activity is undisputed and influences food supply, job security, income producing, as well as landscape and local ecosystems conservation. This relevance ...
    • Life history of the Gall-Maker Eugeniamyia dispar Maia, Mendonça-Jr. & Romanowski, 1996 (Diptera, Cecidomyiidae) 

      Mendonça Junior, Milton de Souza; Romanowski, Helena Piccoli (2002) [Journal article]
      The development of the galls of the midge Eugeniamyia dispar Maia, Mendonça-Jr. & Romanowski, 1996 (Diptera: Cecidomyiidae) was monitored weekly on its host plant, Eugenia uniflora (Myrtaceae). The work was carried out in ...
    • Life-history of the South American darter, Characidium pterostictum (Crenuchidae) : evidence for small scale spatial variation in a piedmont stream 

      Becker, Fernando Gertum; Carvalho, Silene de; Hartz, Sandra Maria (2008) [Journal article]
      Este estudo compara a estrutura populacional e a reprodução do pequeno caraciforme, Characidium pterostictum, amostrado em locais sujeitos a diferentes efeitos de perturbações hidrológicas naturais (enxurradas). Os dados ...
    • Lifelong exposure to a low-dose of the glyphosate-based herbicide RoundUp® causes intestinal damage, gut dysbiosis, and behavioral changes in mice 

      Del Castilo, Ingrid; Neumann, Arthur da Silva; Lemos, Felipe Simões; De Bastiani, Marco Antônio; Oliveira, Felipe Leite de; Zimmer, Eduardo Rigon; Rêgo, Amanda M.; Hardoim, Cristiane Cassiolato Pires; Antunes, Luís Carlos Moreira; Lara, Flávio Alves; Figueiredo, Claudia P.; Clarke, Julia Helena Rosauro (2022) [Journal article]
      RoundUp® (RUp) is a comercial formulation containing glyphosate (N-(phosphono-methyl) glycine), and is the world’s leading wide-spectrum herbicide used in agriculture. Supporters of the broad use of glyphosate-based ...
    • Liming as a means of reducing copper toxicity in black oats 

      Comin, Jucinei José; Ambrosini, Vítor Gabriel; Rosa, Daniel Jose; Basso, Alex; Loss, Arcângelo; Melo, George Wellington Bastos de; Lovato, Paulo Emilio; Lourenzi, Cledimar; Ricachenevsky, Felipe Klein; Brunetto, Gustavo (2018) [Journal article]
      Soils which are cultivated with grapevines have high available copper (Cu) content, which can be toxic to cover crops cohabiting vineyards, such as black oats. This study aimed to assess the effect of liming in reducing ...
    • Linking dopamine neurotransmission and neurogenesis: the evolutionary history of the NTAD (NCAM1-TTC12-ANKK1-DRD2) gene cluster 

      Mota, Nina Roth; Araújo Júnior, Eli Vieira; Paixão Côrtes, Vanessa Rodrigues; Bortolini, Maria Cátira; Bau, Claiton Henrique Dotto (2012) [Journal article]
      Genetic studies have long suggested the important role of theDRD2 gene in psychiatric disorders and behavior. Further research has shown a conjoined effect of genes in the Chr11q22-23 region, which includes theNCAM1, TTC12, ...
    • Lipases produced by yeasts : powerful biocatalysts for industrial purposes 

      Lock, Luiza Lux; Corbellini, Valeriano Antonio; Silva, Patrícia Valente da (2007) [Journal article]
      The term “lipolytic enzymes” refers to the lipases and carboxylic ester hydrolases. Lipase production is widespread among yeasts, but few are capable of producing lipases with interesting characteristics and in sufficient ...
    • Lipid peroxidation and total radical-trapping potential of the lungs of rats submitted to chronic and sub-chronic stress 

      Torres, Ronaldo Lopes; Gamaro, Giovana Duzzo; Torres, Iraci Lucena da Silva; Fontella, Fernanda Urruth; Silveira, Patrícia Pelufo; Moreira, Juliano Soares Rabello; Lacerda, Mariane Americo; Amoretti, José Ricardo Luz; Rech, Daniel; Dalmaz, Carla; Bello, Antonio Andrea (2004) [Journal article]
      Exposure to stress induces a cluster of physiological and behavioral changes in an effort to maintain the homeostasis of the organism. Long-term exposure to stress, however, has detrimental effects on several cell functions ...
    • Lipid profile and antimicrobial activity of microbial oils from 16 oleaginous yeasts isolated from artisanal cheese 

      Mattanna, Paula; Rosa, Priscila Dallé da; Poli, Jandora Severo; Richards, Neila Silvia Pereira dos Santos; Daboit, Tatiane Caroline; Scroferneker, Maria Lucia; Pastore, Ana Paula Winter; Corção, Gertrudes; Bertoldi, Fabiano Cleber; Deschamps, Francisco Carlos; Silva, Patrícia Valente da (2014) [Journal article]
      Microbial oil is becoming an alternative to the increasing cost of vegetable oils, and it can be used for many applications, as biodiesel production and food supplementation. In particular, oleaginous yeasts, being ...
    • Lipopolysaccharide modulates astrocytic S100B secretion: a study in cerebrospinal fluid and astrocyte cultures from rats 

      Guerra, Maria Cristina Azambuja Barea da Silveira; Tortorelli, Lucas Silva; Galland, Fabiana Andrea Barrera; Da Ré, Carollina Fraga; Bouchacourt, Elisa Negri; Engelke, Douglas Senna; Rodrigues, Letícia; Leite, Marina Concli; Goncalves, Carlos Alberto Saraiva (2011) [Journal article]
      Background: Inflammatory responses in brain are primarily mediated by microglia, but growing evidence suggests a crucial importance of astrocytes. S100B, a calcium-binding protein secreted by astrocytes, has properties of ...