Browsing Biological Sciences by Title
Now showing items 2022-2041 of 3052
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Obesity drives adipose-derived stem cells into a senescent and dysfunctional phenotype associated with P38MAPK/NF-KB axis
(2023) [Journal article]Background: Adipose-derived stem cells (ADSC) are multipotent cells implicated in tissue homeostasis. Obesity represents a chronic inflammatory disease associated with metabolic dysfunction and age-related mechanisms, with ... -
Obituary: Albano Schwarzbold (1941-2019)
(2020) [Journal article] -
Observações sobre a nidificação e desenvolvimento de Chrysemys dorbigni (Dumeril & Bibron, 1835) (Testudines. Emydinae) na Estação Ecológica do Taim, Rio Grande do Sul
(1982) [Journal article]Chrysemys dorbigni is a common diurna/ turt/e in the Taim Ec%gical Station. Though females may choose nesting sites in the sam e area they do it isolately, not in groups. Data on female nesting si te se/ection, building ... -
Obstrução intestinal por tricobezoar em um cão : relato de caso
(2019) [Journal article]Tricobenzoares são concreções de pelos formados no trato digestório, estando relacionada a alotriofagia. O corpo estranho causa principalmente vômito, regurgitação, tenesmo e pode levar a um quadro de obstrução intestinal. ... -
Obstructive sleep apnea, detected by the Berlin Questionnaire: an associated risk factor for coronary artery disease =Risco de apneia obstrutiva do sono detectado pelo Questionário de Berlim está associado com doença arterial coronariana
(2012) [Journal article]Obstructive sleep apnea (OSA), a risk factor for coronary artery disease, remains under diagnosed. We investigated if OSA identified by the Berlin Questionnaire (BQ) is associated with the risk of coronary artery disease. ... -
Obtenção do gangliosídio GM3 de baço de cachorro
(1993) [Journal article]Gangliosídios são glicolipídios que possuem em sua estrutura obrigatoriamente um derivado de ácido siálico. Estes compostos existem em grande quantidade nas membranas plasmáticas das células, exercem papel importante nos ... -
Occupational exposure of workers to pesticides : toxicogenetics and susceptibility gene polymorphisms
(2015) [Journal article]Farm workers are often exposed to pesticides, which are products belonging to a specific chemical group that affects the health of agricultural workers and is mostly recognized as genotoxic and carcinogenic. The exposure ... -
Occupational pesticide exposure and the risk of death in patients with Parkinson’s disease : an observational study in southern Brazil
(2020) [Journal article]Background: Multiple studies have suggested that various pesticides are associated with a higher risk of developing Parkinson’s disease (PD) and may influence the progression of the disease. However, the evidence regarding ... -
Occupational risk assessment of oxidative stress and genotoxicity in workers exposed to paints during a working week
(2011) [Journal article]Objectives: Paints are complex mixtures of solvents and metals that can induce health damages in workers exposed to them. The aim of the present work was to evaluate possible oxidative and genotoxic effects in workers ... -
Occupational therapy in spinocerebellar ataxia type 3 : an open-label trial
(2010) [Journal article]Occupational therapy (OT) is a profession concerned with promoting health and well-being through occupation, by enabling handicapped people to participate in the activities of everyday life. OT is part of the clinical ... -
Occurence of Lepidopterism caused by the moth Hylesia nigricans (Berg) (Lepidoptera : Saturniidae) in Rio Grande do Sul State, Brazil
(2007) [Journal article]Lepidopterism by Hylesia nigricans (Berg) moth is recorded for the first time in southern Brazil. Preventive strategies of control are proposed based on information on the biology and ecology of this moth. -
Occurrence and genetic characterization of Listeria spp. in minimally processed vegetables commercialized in Porto Alegre, Brazil
(2007) [Journal article]Minimally processed vegetables go through many steps before they are refrigerated, selection, washing, peeling, cutting, disinfection and finally packaging. However, if no care is taken at the origin of the raw materials ... -
Occurrence and susceptibility of yeasts present in the polluted waters of Dilúvio Stream, Porto Alegre, Brazil
(2019) [Journal article](Occurrence and susceptibility of yeasts from the polluted waters of the Dilúvio stream, Porto Alegre municipal-ity, southern Brazil). Water is one of the natural resources that are essential to vital functions. Nowadays, ... -
Occurrence of Scaptocoris castanea Perty (Hemiptera: Cydnidae) damaging Azadirachta indica (Meliaceae) seedings in Brazil
(2011) [Journal article]Neem (Azadirachta indica) seedlings were found infested by the brown burrower bug, Scaptocoris castanea Perty, in December 2009, in the county of Tupaciguara, Minas Gerais state. Symptoms observed varied from leaf yellowing ... -
Ocorrência de cepas de Pseudomonas aeroginosa multirresistentes produtoras de metalo-beta-lactamase bla SPM-1 em amosytras clinicas
(2008) [Journal article]Este estudo avaliou a ocorrência de genes para metalo b-lactamases em isolados clínicos de Pseudomonas aeruginosa do Hospital São Vicente de Paulo, RS. Os genes foram pesquisados por PCR e o perfil de susceptibilidade foi ... -
Ocorrência de Cryptococcus neoformans em excretas de pombos na cidade de Pelotas, Estado do Rio Grande do Sul =Occurrence of Cryptococcus neoformans in pigeon excrement in the city of Pelotas, State of Rio Grande do Sul
(2010) [Journal article]Introdução: O Cryptococcus neoformans é uma levedura capsulada, agente etiológico da criptococose em humanos e animais, encontrado em fontes ambientais, incluindo excretas de pombos, é uma importante causa de mortalidade ... -
Ocorrência de Histiotus montanus montanus (Philippi & Landbeck) (Chiroptera, Vespertilionidae) no Rio Grande do Sul, Brasil
(2006) [Journal article]Confirma-se o registro de Histiotus montanus montanus (Philippi & Landbeck, 1861) para o Estado do Rio Grande do Sul, Brasil, considerando-se que até a presente data, não era conhecida sua área de ocorrência no Estado. Os ... -
Ocorrência de Salmonella sp em suínos de terminação no Rio Grande do Sul
(2002) [Journal article]Foram colhidas amostras de fezes de lote de suínos em 10 granjas terminadoras do Estado do Rio Grande do Sul para pesquisa de Salmonella sp. Duas granjas consideradas negativas (N1 e N2) e uma positiva (P1) nesta primeira ... -
A ocorrência do mutualismo facultativo entre Dyckia maritima Backer (Bromeliaceae) e o cupim Cortaritermes silvestrii (Holmgren), Nasutitermitinae, em afloramentos rochosos no Parque Estadual de Itapuã, Viamão, RS
(2003) [Journal article]A ocorrência do mutualismo facultativo entre Dyckia maritima Backer (Bromeliaceae) e o cupim Cortaritermes silvestrii (Holmgren), Nasutitermitinae, em afloramentos rochosos no Parque Estadual de Itapuã, Viamão, RS). A ... -
Ocorrência natural de Beauveria bassiana (Bals.) Vuill. em adultos hibernantes de Oebalus poecilus (Dallas) (Hemiptera: Pentatomidae)
(2002) [Journal article]Adultos hibernantes de Oebalus poecilus (Dallas) foram coletados de maio a dezembro de 2000, em um taquaral situado no município de Eldorado do Sul (30o 02’ S e 51o 23’ W), RS. A partir de um inseto morto que apresentava ...