618 research outputs found

    Alguns aspectos epidemiolĂłgicos da mortalidade por acidentes de trĂąnsito de veĂ­culo a motor na Cidade de SĂŁo Paulo, Brasil

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    With data taken from the post-mortem records of the Office of the Medical Legal Examiner, the authors have studied some characteristics of death in motor vehicles traffic accidents in the city of SĂŁo Paulo, Brazil during the period of January 1 till December 31, 1970. The study shows that there is a high mortality; it varies with sex and age, being higher among males and with the highest rates among those over 60's. Traffic accidents generally occur in the major thoroughfares but its incidence is higher in the South part of the city and mainly on Saturdays and Sundays. A reasonable proportion of the deceaseds mainly pedestrians, was attended at a hospital. The total number of accidents, victims and deaths showing that for each 100 accidents there were 62,50 victims and 5,13 deaths and for each 100 victims, 8,22 deaths.Foram estudadas algumas caracterĂ­sticas dos Ăłbitos por acidentes de trĂąnsito de veĂ­culos a motor, no municĂ­pio de SĂŁo Paulo, ocorridos entre 1.° de janeiro a 31 de dezembro de 1970. Todas as caracterĂ­sticas do falecido e do acidente foram coletadas a partir dos dados registrados nos laudos de necrĂłpsias existentes no Instituto MĂ©dico Legal. O estudo evidenciou que a mortalidade por acidentes de veĂ­culo a motor Ă© alta, maior no sexo masculino, aumenta com a idade, sendo que o maior coeficiente foi para maiores de 60 anos. A zona da cidade com maior nĂșmero de acidentes Ă© a zona Sul, existindo ĂĄreas (distritos policiais) e vias pĂșblicas preferenciais quanto a ocorrĂȘncia, em todas as 4 zonas do municĂ­pio; a maior ocorrĂȘncia de acidentes foi aos sĂĄbados e domingos; os pedestres compreendem a grande maioria dos falecidos; proporção apreciĂĄvel dos falecidos recebeu atendimento hospitalar apĂłs o acidente. Foram relacionados tambĂ©m o nĂșmero total de acidentes, vĂ­timas e mortes mostrando que para cada 100 acidentes ocorreram 62,50 vĂ­timas e 5,13 mortes, e para cada 100 vĂ­timas, 18, 22 mortes

    Portuguese Prevalence of Pediatric Chronic Intestinal Failure

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    info:eu-repo/semantics/publishedVersio

    GenomeChronicler: The Personal Genome Project UK Genomic Report Generator Pipeline

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    In recent years, there has been a significant increase in whole genome sequencing data of individual genomes produced by research projects as well as direct to consumer service providers. While many of these sources provide their users with an interpretation of the data, there is a lack of free, open tools for generating reports exploring the data in an easy to understand manner. GenomeChronicler was developed as part of the Personal Genome Project UK (PGP-UK) to address this need. PGP-UK provides genomic, transcriptomic, epigenomic and self-reported phenotypic data under an open-access model with full ethical approval. As a result, the reports generated by GenomeChronicler are intended for research purposes only and include information relating to potentially beneficial and potentially harmful variants, but without clinical curation. GenomeChronicler can be used with data from whole genome or whole exome sequencing, producing a genome report containing information on variant statistics, ancestry and known associated phenotypic traits. Example reports are available from the PGP-UK data page (personalgenomes.org.uk/data). The objective of this method is to leverage existing resources to find known phenotypes associated with the genotypes detected in each sample. The provided trait data is based primarily upon information available in SNPedia, but also collates data from ClinVar, GETevidence, and gnomAD to provide additional details on potential health implications, presence of genotype in other PGP participants and population frequency of each genotype. The analysis can be run in a self-contained environment without requiring internet access, making it a good choice for cases where privacy is essential or desired: any third party project can embed GenomeChronicler within their off-line safe-haven environments. GenomeChronicler can be run for one sample at a time, or in parallel making use of the Nextflow workflow manager. The source code is available from GitHub (https://github.com/PGP-UK/GenomeChronicler), container recipes are available for Docker and Singularity, as well as a pre-built container from SingularityHub (https://singularity-hub.org/collections/3664) enabling easy deployment in a variety of settings. Users without access to computational resources to run GenomeChronicler can access the software from the Lifebit CloudOS platform (https://lifebit.ai/cloudos) enabling the production of reports and variant calls from raw sequencing data in a scalable fashion

    Chromatin differentiation between Theobroma cacao L. and T. grandiflorum Schum

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    A comparative analysis of mitotic chromosomes of Theobroma cacao (cacao) and T. grandiflorum (cupuaçu) was performed aiming to identify cytological differences between the two most important species of this genus. Both species have symmetric karyotypes, with 2n = 20 metacentric chromosomes ranging in size from 2.00 to 1.19 ÎŒm (cacao) and from 2.21 to 1.15 ÎŒm (cupuaçu). The interphase nuclei of both species were of the arreticulate type, displaying up to 20 chromocentres, which were more regularly shaped in cacao than in cupuaçu. Prophase chromosomes of both species were more condensed in the proximal region, sometimes including the whole short arm. Both species exhibited only one pair of terminal heterochromatic bands, positively stained with chromomycin A 3 , which co-localized with the single 45S rDNA site. Each karyotype displayed a single 5S rDNA site in the proximal region of another chromosome pair. Heterochromatic bands were also observed on the centromeric/pericentromeric regions of all 20 chromosomes of cacao after C-banding followed by Giemsa or DAPI staining, whereas in cupuaçu they were never detected. These data suggest that the chromosomes of both species have been largely conserved and their pericentromeric chromatin is the only citologically differentiated region

    The Personal Genome Project-UK, an open access resource of human multi-omics data

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    Integrative analysis of multi-omics data is a powerful approach for gaining functional insights into biological and medical processes. Conducting these multifaceted analyses on human samples is often complicated by the fact that the raw sequencing output is rarely available under open access. The Personal Genome Project UK (PGP-UK) is one of few resources that recruits its participants under open consent and makes the resulting multi-omics data freely and openly available. As part of this resource, we describe the PGP-UK multi-omics reference panel consisting of ten genomic, methylomic and transcriptomic data. Specifically, we outline the data processing, quality control and validation procedures which were implemented to ensure data integrity and exclude sample mix-ups. In addition, we provide a REST API to facilitate the download of the entire PGP-UK dataset. The data are also available from two cloud-based environments, providing platforms for free integrated analysis. In conclusion, the genotype-validated PGP-UK multi-omics human reference panel described here provides a valuable new open access resource for integrated analyses in support of personal and medical genomics

    Karyotype differentiation in three species of Tripogandra Raf. (Commelinaceae) with different ploidy levels

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    Most species of the genus Tripogandra (Commelinaceae) are taxonomically poorly circumscribed, in spite of having a relatively stable basic number x = 8. Aiming to estimate the cytological variation among Tripogandra species carrying this base number, several structural karyotypic characters were investigated in the diploid T. glandulosa, the hexaploid T. serrulata, and the octoploid T. diuretica. A careful evaluation of chromosome size and morphology did not reveal clear chromosome homeologies among karyotypes. The mean chromosome size was strongly reduced in the octoploid species, but not in the hexaploid species. They also differed largely in the CMA+ banding pattern and in the number of 5S and 45S rDNA sites per monoploid chromosome complement. All three species showed proximal DAPI + heterochromatin, although in T. serrulata this kind of heterochromatin was only visible after FISH. Further, the meiosis in T. serrulata was highly irregular, suggesting that this species has a hybrid origin. The data indicate that, in spite of the conservation of the base number, these species are karyologically quite different from each other

    Six new cases confirm the clinical molecular profile of complete combined 17 alpha-hydroxylase/17,20-lyase deficiency in Brazil

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    In 2004, Costa-Santos and cols. reported 24 patients from 19 Brazilian families with 17 alpha-hydroxylase deficiency and showed that p.W406R and p.R362C corresponded to 50% and 32% of CYP17A1 mutant alleles, respectively. The present report describes clinical and molecular data of six patients from three inbred Brazilian families with 17 alpha-hydroxlyse deficiency. All patients had hypogonadism, amenorrhea and hypertension at diagnosis. Two sisters were found to be 46,XY with both gonads palpable in the inguinal region. All patients presented hypergonadotrophic hypogonadism, with high levels of ACTH (> 104 ng/mL), suppressed plasmatic renin activity, low levels of potassium ( 4.4 ng/mL). Three of them, including two sisters, were homozygous for p.W406R mutation and the other three (two sisters and one cousin) were homozygous for p.R362C. The finding of p.W406R and p.R362C in the CYP17A1 gene here reported in additional families, confirms them as the most frequent mutations causing complete combined 17 alpha-hydroxylase/17,20-lyase deficiency in Brazilian patients. Arq Bras Endocrinol Metab. 2010;54(8):711-6548SI71171

    Worldwide Incidence of Malaria in 2009: Estimates, Time Trends, and a Critique of Methods

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    Richard Cibulskis and colleagues present estimates of the worldwide incidence of malaria in 2009, together with a critique of different estimation methods, including those based on risk maps constructed from surveys of parasite prevalence, and those based on routine case reports compiled by health ministries

    Global distribution of the sickle cell gene and geographical confirmation of the malaria hypothesis

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    It has been 100 years since the first report of sickle haemoglobin (HbS). More than 50 years ago, it was suggested that the gene responsible for this disorder could reach high frequencies because of resistance conferred against malaria by the heterozygous carrier state. This traditional example of balancing selection is known as the 'malaria hypothesis'. However, the geographical relationship between the transmission intensity of malaria and associated HbS burden has never been formally investigated on a global scale. Here, we use a comprehensive data assembly of HbS allele frequencies to generate the first evidence-based map of the worldwide distribution of the gene in a Bayesian geostatistical framework. We compare this map with the pre-intervention distribution of malaria endemicity, using a novel geostatistical area-mean comparison. We find geographical support for the malaria hypothesis globally; the relationship is relatively strong in Africa but cannot be resolved in the Americas or in Asia
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