Browsing Biological Sciences by Title
Now showing items 1-20 of 2376
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37 years of scientific activity in a Biochemistry Department in Brazil – patterns of growth and factors leading to increased productivity
(2011) [Journal article]Scientific activity in Brazil has experienced an accelerated growth in the past decades, with an increase in productivity that greatly surpasses the international average. This growth has occurred mostly at the expense of ... -
ABCB1 C1236T, G2677T/A and C3435T polymorphisms in systemic lupus erythematosus patients
(2008) [Journal article]P-glycoprotein (Pgp), the ABCB1 gene product, acts as an efflux pump that transports a large variety of substrates and is a mechanism of cell protection against xenobiotics. An increasing number of studies have shown that ... -
Absence of A3Z3-related hypermutations in the env and vif proviral genes in FIV naturally infected cats
(2018) [Journal article]Apolipoprotein B mRNA-editing enzyme catalytic polypeptide-like 3 (APOBEC3; A3) proteins comprise an important family of restriction factors that produce hypermutations on proviral DNA and are able to limit virus replication. ... -
Absence of sibutramine effect on spontaneous anxiety in rats
(2010) [Journal article]A sibutramina tem sido descrita como um fármaco recomendado para o tratamento da obesidade, uma vez que tem a capacidade de inibir a recaptação de serotonina e noradrenalina no sistema nervoso central, aumentando assim o ... -
Abundance and richness of Arctiinae moths throughout the night in a Cerrado area
(2021) [Journal article]The main goal of this work was to investigate how the abundance and richness of Arctiinae moths varies over time, during the night. Specifically, we analyzed the following questions: (1) Is there a relationship between ... -
Abundance of Conepatus chinga (Carnivora, Mephitidae) and other medium-sized mammals in grasslands of southern Brazil
(2012) [Journal article]Entre janeiro de 2007 e dezembro de 2010 a abundância de mamíferos de médio porte foi estudada, com especial ênfase no zorrilho Conepatus chinga (Molina, 1782) em quatro locais no sul do Brasil. Neste estudo, foi utilizada ... -
Ação de antissépticos e desinfetantes de uso doméstico sobre Enterococcus sp. isolados do arroio Dilúvio, RS, Brasil
(2019) [Journal article]O arroio Dilúvio, localizado em uma área central de Porto Alegre, recebe diariamente lixo e esgoto doméstico de vários bairros da cidade, que sem o tratamento adequado poderão ser fonte de diferentes microrganismos, entre ... -
Access to treatment for phenylketonuria by judicial means in Rio Grande do Sul, Brazil
(2015) [Journal article]Treatment of phenylketonuria (PKU) includes the use of a metabolic formula which should be provided free of charge by the Unified Health System (SUS). This retrospective, observational study sought to characterize judicial ... -
Acciones para la salud general y bucal con pacientes psiquiátricos en talleres terapéuticos
(2011) [Journal article]De acuerdo con el Ministerio de Salud de Brasil, el 3% de la población general presenta trastornos psiquiátricos severos y persistentes y un 12% necesita de algún tipo de tratamiento psiquiátrico, sea continuo o eventual. ... -
Acidúrias orgânicas : diagnóstico em pacientes de alto risco no Brasil
(2001) [Journal article]Objetivo: o objetivo deste trabalho foi o de verificar a prevalência das acidúrias orgânicas em pacientes brasileiros de alto risco. Métodos: técnicas laboratoriais para a detecção e quantificação de ácidos orgânicos por ... -
Acoustic measures of Brazilian transgender women's voices : a case–control study
(2021) [Journal article]Objective: This study aims to compare the acoustic vocal analysis results of a group of transgender women relative to those of cisgender women. Methods: Thirty transgender women between the ages of 19 and 52 years old ... -
Actividad antimicrobiana de aceite esencial de Origanum vulgare L. ante bacterias aisladas en leche de bovino
(2011) [Journal article]Introducción: la mastitis bovina es el mayor problema en la producción lechera, causada principalmente por bacterias grampositivas. La búsqueda de principios activos que actúen en esos microrganismos es creciente, sobre ... -
Activity of the antimicrobial peptide P34 against bovine alphaherpesvirus type 1
(2017) [Journal article]Previous studies have demonstrated the antimicrobial activity of the peptide P34. In this study, the antiviral potential of P34 and the in vitro mechanism of action were investigated against bovine alphaherpesvirus type 1 ... -
Acute consumption of bordo grape juice and wine improves serum antioxidant status in healthy individuals and inhibits reactive oxygen species production in human neuron-like cells
(2018) [Journal article]Few studies investigated the biological effects of American grape cultivars. We investigated the metabolic response after acute consumption of grape juice or wine from Bordo grapes (Vitis labrusca) in a placebo-controlled ... -
Acute liver failure induces glial reactivity, oxidative stress and impairs brain energy metabolism in rats
(2020) [Journal article]Acute liver failure (ALF) implies a severe and rapid liver dysfunction that leads to impaired liver metabolism and hepatic encephalopathy (HE). Recent studies have suggested that several brain alterations such as astrocytic ... -
Acute stress anticipates and amplifies the luteinizing hormone pre-ovulatory surge in rats : role of noradrenergic neurons
(2022) [Journal article]The stress experienced during rape seems to facilitate ovulation since the pregnancy rate in raped women is higher than that resulting from consensual intercourse. Adrenal progesterone, as well as central norepinephrine, ... -
ADCK2 haploinsuciency reduces mitochondrial lipid oxidation and causes myopathy associated with CoQ deficiency
(2019) [Journal article]Fatty acids and glucose are the main bioenergetic substrates in mammals. Impairment of mitochondrial fatty acid oxidation causes mitochondrial myopathy leading to decreased physical performance. Here, we report that haploinsu ... -
Aderência bacteriana in vitro a lentes intra-oculares de polimetilmetacrilato e de silicone
(2004) [Journal article]Objetivos: Verificar a aderência bacteriana a lentes intra-oculares de silicone e de polimetilmetacrilato como possível fator de risco no desenvolvimento de endoftalmite pós-operatória, utilizando-se um modelo in vitro com ... -
Adesão a listas de medicamentos essenciais em municípios de três estados brasileiros
(2010) [Journal article]Este estudo comparou as Relações Municipais de Medicamentos Essenciais (REMUME), analisou a adesão dos prescritores e a disponibilidade de medicamentos essenciais em unidades de saúde vinculadas ao Sistema Único de Saúde ...