Browsing Biological Sciences by Title
Now showing items 2423-2442 of 3052
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A reinfecção por SARS-Cov-2 é uma possibilidade real, afirma estudo brasileiro
(2021) [Journal article] -
Relação anatômica entre o ramo externo do nervo laríngeo superior e a glândula tireoide
(2011) [Journal article]Objetivo: Descrever, prospectivamente, a relação anatômica entre o ramo externo do nervo laríngeo superior (RENLS), a artéria tireoidea superior (ATS) e a glândula tireoide em cadáveres humanos. Material e Método: Foram ... -
Relação entre a pressão arterial e a excreção urinária de sódio em jovens normais
(1983) [Journal article]A relação entre a excreção unnana de sódio e a pressão arterial foi investigada em oito voluntários normais. Eles foram submetidos a três regimes de ingesta de cloreto de sódio, cada um com duração de três dias, caracterizados ... -
Relação entre as dimensões do estresse psicossocial e o cortisol salivar em policiais militares
(2017) [Journal article]Objective: to analyze the relationship between psychosocial stress dimensions and salivary cortisol in military police officers. Method: cross-sectional and analytical study with 134 military police officers. The Effort-Reward ... -
Relações do índice de qualidade da água (IQA) com a variação temporal e espacial da comunidade zooplanctônica do sistema lagunar de Tramandaí (Litoral norte do Rio Grande do Sul - RS Brasil)
(2006) [Journal article]Das dezoito lagoas/lagunas que compõem o Sistema Lagunar de Tramandaí, seis lagoas do Litoral Norte do RS e o Complexo Estuarino-Lagunar Tramandaí-Armazém foram selecionadas para este estudo. O objetivo deste trabalho foi ... -
Relações entre peso seco e clorofila a do perifíton em função de diferentes idades e épocas de coletas de pecíolos de Eichhornia azurea Kunth
(1990) [Journal article]Como parte de um projeto integrado de pesquisa nas lagoas marginais no rio Mogi-Guaçu (SP), este trabalho aborda alguns aspectos do perifiton que coloniza os pecíolos de Eichhornia azurea KUNTH, na lagoa do Infernão. São ... -
Relationship between cardiovascular dysfunction and hyperglycemis in streptozotocin-induced diabetes in rats
(2004) [Journal article]Streptozotocin (STZ)-induced diabetes in rats is characterized by cardiovascular dysfunction beginning 5 days after STZ injection, which may reflect functional or structural autonomic nervous system damage. We investigated ... -
Relative frequency and estimated minimal frequency of Lysosomal Storage Diseases in Brazil: report from a reference laboratory
(2017) [Journal article]Lysosomal storage diseases (LSDs) comprise a heterogeneous group of more than 50 genetic conditions of inborn errors of metabolism (IEM) caused by a defect in lysosomal function. Although there are screening tests for some ... -
Remembering the past: studies on evolution done by the genetics group at Universidade Federal do Rio Grande do Sul (UFRGS)
(2018) [Journal article]After a brief introduction about the factors that are involved in science development, and world and Brazilian evolutionary genetics, the studies developed in Porto Alegre in this area were reviewed. Four periods in the ... -
Renato Zamora Flores
(2002) [Journal article]Diversos distúrbios metabólicos que se manifestam de forma grave e precoce podem ter sua história natural substancialmente alterada pela introdução de um tratamento em sua fase pré-clínica. O diagnóstico pré-sintomático ... -
Reparo de hérnia abdominal com pericárdio bovino associado a células-tronco mesenquimais em ratos Wistar
(2013) [Journal article]Background: Biological membranes demonstrate superiority over synthetic ones for its biocompatibility and strength in the reduction of abdominal hernias. Recents tissue engineering researches add mesenchymal stem cells to ... -
Repetitive DNAs and shrink genomes: a chromosomal analysis in nine Columbidae species (Aves, Columbiformes)
(2018) [Journal article]An extensive karyotype variation is found among species belonging to the Columbidae family of birds (Columbiformes), both in diploid number and chromosomal morphology. Although clusters of repetitive DNA sequences play an ... -
Replication study of polymorphisms associated with brain arteriovenous malformation in a population from South of Brazil
(2016) [Journal article]Introduction: The aim of this study was to reproducibly determine if any of the polymorphisms were associated with the susceptibility to brain arteriovenous malformations (BAVM) or the risk of intracranial hemorrhage (ICH) ... -
Reports of investigations using quantitative methods in the clinical setting : a call for papers
(2001) [Journal article] -
Repositioning and development of new treatments for neurodegenerative diseases : focus on neuroinflammation
(2022) [Journal article]Neurodegenerative disorders, such as Alzheimer's and Parkinson's disease, are characterized by the progressive loss of neuronal cells, resulting in different clinical symptoms according to the affected brain region. Although ... -
Reprodução do pessegueiro:efeito genético,ambiental e de manejo das plantas
(2009) [Journal article] -
Reproduction and feeding of the electric fish Brachyhypopomus gauderio (Gymnotiformes: Hypopomidae) and the discussion of a life history pattern for gymnotiforms from high latitudes
(2014) [Journal article]The reproductive biology and feeding habits of the electric fish Brachyhypopomus gauderio were studied. The species has seasonal reproductive behavior, with breeding occurring during the Southern Hemisphere spring and ... -
Reproduction of Cubaris murina (Crustacea: Isopoda) under laboratory conditions and its use in ecotoxicity tests
(2009) [Journal article]A reprodução do isópodo Cubaris murina foi investigada em laboratório para observar: o número de filhotes por ninhada, número e duração dos períodos de incubação, e se repetidas cópulas influenciam o número de juvenis por ... -
Reproduction of two loricariid species in a confined river and implications for environmental impacts of dams
(2018) [Journal article]Fish reproduction in floodplain rivers is often linked to flow regime and with the inundation of floodplain habitats. However, in confined rivers, where floodplains are absent, the relation between reproduction and flow ...