Listar Ciencias Biologicas por título
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Presence of Gasterophilus (Leach, 1817) (Diptera: Oestridae) in horses in Rio Grande do Sul State, Brazil
(2007) [Artículo de periódico]Com o objetivo de verificar a presença de larvas do gênero Gasterophilus no Estado do Rio Grande do Sul, foi realizado um estudo com 395 eqüinos sacrificados em um abatedouro da cidade de Pelotas. O material analisado ... -
Presence of leaves and use of IBA in adventitious rooting, chlorophyll fluorescence, and root ontogeny of ‘Fepagro C 13’ and ‘Trifoliata’ cuttings
(2022) [Artículo de periódico]A estaquia é proposta como método alternativo para a propagação de porta-enxertos de citros, visando a garantia de obtenção de material clonal, especialmente em variedades com baixa taxa poliembriônica, e uma possível ... -
Presence of p-synephrine in teas commercialized in Porto Alegre (RS/Brazil)
(2009) [Artículo de periódico]Citrus aurantium (laranjeira-azeda) é caracterizada pela presença de p-sinefrina, amina estrutural e farmacologicamente similar à efedrina. Além de poder causar efeitos adversos similares aos da efedrina, atualmente ... -
Prevalence and causes of congenital microcephaly in the absence of a Zika virus outbreak in southern Brazil
(2019) [Artículo de periódico]Objective: The aim of this study was to identify the causes of congenital microcephaly in Rio Grande do Sul, a state in southern Brazil, where no ZIKV outbreak was detected, from December 2015 to December 2016, which was ... -
Prevalence and characteristics of polycystic ovary syndrome in brazilian women : protocol for a nation-wide case-control study
(2019) [Artículo de periódico]Introduction Brazil is a large country, with a population of mixed ethnic background and broad variation in dietary and physical activity traits across its five main regions. Because data on Brazilian women with polycystic ... -
Prevalence and impact of founder mutations in hereditary breast cancer in Latin America
(2014) [Artículo de periódico]Approximately 10% of all cancers are considered hereditary and are primarily caused by germline, high penetrance mutations in cancer predisposition genes. Although most cancer predisposition genes are considered molecularly ... -
Prevalence and incidence of Parkinson's disease and other forms of parkinsonism in a cohort of elderly individuals in Southern Brazil : protocol for a population-based study
(2021) [Artículo de periódico]Introduction Parkinsonism is one of the most common neurological disorders affecting the elderly. Several population-based studies have determined the epidemiology of parkinsonism, mainly Parkinson’s disease (PD), but there ... -
Prevalence of 15 mitochondrial DNA mutations among type 2 diabetic patients with or without clinical characteristics of maternally inherited diabetes and deafness
(2008) [Artículo de periódico]Os objetivos deste estudo foram investigar a prevalência de dez mutações conhecidas no DNA mitocondrial (mtDNA) em pacientes com diabetes tipo 2, e procurar por novas mutações em quatro genes mitocondriais em um subgrupo ... -
Prevalence of common α-thalassemia determinants in south Brazil : importance for the diagnosis of microcytic anemia
(2010) [Artículo de periódico]Alpha thalassemia has not been systematically investigated in Brazil. In this study, 493 unrelated individuals from the southernmost Brazilian state of Rio Grande do Sul were screened for deletional forms of -thalassemia. ... -
Prevalence of congenital anomaly and its relationship with maternal education and age according to local development in the extreme south of Brazil
(2022) [Artículo de periódico]Congenital anomalies (CA) contribute to disabilities and health conditions throughout life. Furthermore, they can cause emotional distress to the mothers and children, who may also experience limitations in individual and ... -
Prevalence of enterotoxin-encoding genes and antimicrobial resistance in coagulase-negative and coagulase-positive Staphylococcus isolates from black pudding
(2012) [Artículo de periódico]Introdução: Estafilococos são patógenos responsáveis por surtos de doenças transmitidas por alimentos. O estudo investigou a prevalência de genes de enterotoxinas e o perfil de resistência aos antimicrobianos em estafilococos ... -
Prevalence of ERα-397 PvuII C/T, ERα-351 XbaI A/G and PGR PROGINS polymorphisms in Brazilian breast cancer-unaffected women
(2012) [Artículo de periódico]Polymorphisms of hormone receptor genes have been linked to modifications in reproductive factors and to an increased risk of breast cancer (BC). In the present study, we have determined the allelic and genotypic frequencies ... -
Prevalence of the serpin peptidase inhibitor (alpha-1-antitrypsin) PI*S and PI*Z alleles in Brazilian children with liver disease
(2008) [Artículo de periódico]Serpin peptidase inhibitor, clade A (alpha-1 antiproteinase, antitrypsin), member 1 (SERPINA1) deficiency is one of the main genetic causes related to liver disease in children. In SERPINA1 deficiency the most frequent ... -
Prevalence of the STK15 F31I polymorphism and its relationship with mammographic density
(2011) [Artículo de periódico]Several studies have identified the single nucleotide polymorphism STK15 F31I as a low-penetrance risk allele for breast cancer, but its prevalence and risk association in the Brazilian population have not been determined. ... -
Prevalence of the TP53 p.R337H mutation in breast cancer patients in Brazil
(2014) [Artículo de periódico]Germline TP53 mutations predispose individuals to multiple cancers and are associated with Li-Fraumeni/Li-Fraumeni-Like Syndromes (LFS/LFL). The founder mutation TP53 p.R337H is detected in 0.3% of the general population ... -
Prevalence of thrombophilia and thrombotic events in patients with fabry disease in a Reference Center for Lysosomal Disorders in Southern Brazil
(2016) [Artículo de periódico]Introduction: Venous thromboembolism (VTE) is a multifactorial genetic disorder that occurs in approximately one in a thousand adults per year. Because there is no laboratory test or clinical marker useful for predicting ... -
Prevalence of vitamin D deficiency in women from southern Brazil and association with vitamin D-binding protein levels and GCDBP gene polymorphisms
(2019) [Artículo de periódico]Vitamin D deficiency is highly prevalent worldwide, and vitamin D-binding protein (DBP) a major regulator of serum vitamin D levels. The rs4588 and rs7041 polymorphisms of the GC gene constitute the genetic basis of the ... -
Prevalência de complicações micro e macrovasculares e de seus fatores de risco em pacientes com diabetes melito do tipo 2 em atendimento ambulatorial
(2004) [Artículo de periódico]OBJETIVOS. O diabetes melito (DM) do tipo 2 está associado ao desenvolvimento de complicações macroangiopáticas [cardiopatia isquêmica (CI), doença vascular periférica (DVP) e acidente vascular cerebral (AVC)] e microangiopáticas ... -
Prevalência de complicações micro- e macrovasculares e de seus fatores de risco em pacientes com Diabetes Melito do tipo 2 en atendimento ambulatorial
(2003) [Artículo de periódico]Objetivos: O diabetes melito (DM) do tipo 2 está associado ao desenvolvimento de complicações macroangiopáticas [cardiopatia isquêmica (CI), doença vascular periférica (DVP) e acidente vascular cerebral (AVC)] e microangiopáticas ... -
Prevalência de hipertensão arterial sistêmica e fatores associados na região urbana de Porto Alegre : estudo de base populacional
(1994) [Artículo de periódico]Objetivo - Avaliar a prevalência atual de hipertensão arterial sistêrnica (HAS) em Porto Alegre, RS, e sua associação com fatores biológicos, sócios-econômicos e de exposição anbiental. Métodos - Estudo observational, ...