Institutt for medisinsk biologi: Recent submissions
Now showing items 861-880 of 1201
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Occupational diseases in Murmansk Oblast: 1980–2010
(Journal article; Tidsskriftartikkel; Peer reviewed, 2013)Background. Official statistics tend to underestimate the incidence of occupational disease (OD) nationally and regionally in Russia. Objectives. The general aim was to obtain an accurate estimate of ODs in Murmansk Oblast in 1980 2010 and to determine the rate of specific types of ODs among cohorts of workers who had been exposed to the hazardous factors causing the disease. Materials and ... -
Self-rated health among Greenlandic Inuit and Norwegian Sami adolescents: associated risk and protective correlates
(Journal article; Tidsskriftartikkel; Peer reviewed, 2013)Objectives. Self-rated health (SRH) and associated risk and protective correlates were investigated among two indigenous adolescent populations, Greenlandic Inuit and Norwegian Sami. Design. Cross-sectional data were collected from ‘‘Well-being among Youth in Greenland’’ (WBYG) and ‘‘The Norwegian Arctic Adolescent Health Study’’ (NAAHS), conducted during 2003 2005 and comprising 10th and 11th ... -
Why do women prefer home births in Ethiopia?
(Journal article; Tidsskriftartikkel; Peer reviewed, 2013)Background: Skilled attendants during labor, delivery, and in the early postpartum period, can prevent up to 75% or more of maternal death. However, in many developing countries, very few mothers make at least one antenatal visit and even less receive delivery care from skilled professionals. The present study reports findings from a region where key challenges related to transportation and ... -
Climate change and the potential effects on maternal and pregnancy outcomes: an assessment of the most vulnerable - the mother, fetus, and newborn child
(Journal article; Tidsskriftartikkel; Peer reviewed, 2013)In 2007, the Intergovernmental Panel on Climate Change (IPCC) presented a large amount of evidence about global warming and the impact of human activities on global climate change. The Lancet Commission have identified a number of ways in which climate change can influence human health: lack of food and safe drinking water, poor sanitation, population migration, changing disease patterns and ... -
Persistent Organic Pollutants in Norwegian Men from 1979 to 2007: Intraindividual Changes, Age–Period–Cohort Effects, and Model Predictions
(Journal article; Tidsskriftartikkel; Peer reviewed, 2013)Background: Longitudinal monitoring studies of persistent organic pollutants (POPs) in human populations are important to better understand changes with time and age, and for future predictions. Objectives: We sought to describe serum POP time trends on an individual level, investigate age–period–cohort effects, and compare predicted polychlorinated biphenyl (PCB) concentrations to measured values. ... -
Indicators of food and water security in an Arctic Health context - results from an international workshop discussion
(Journal article; Tidsskriftartikkel; Peer reviewed, 2013)In August 2012, a literature search with the aim of describing indicators on food and water security in an Arctic health context was initialized in collaboration between the Arctic Human Health Expert Group, SDWG/AHHEG and the AMAP (Arctic Monitoring and Assessment Programme within the Arctic Council) Human Health Assessment Group, AMAP/HHAG. In December 2012, workshop discussions were performed ... -
B4GALT family mediates the multidrug resistance of human leukemia cells by regulating the hedgehog pathway and the expression of p-glycoprotein and multidrug resistance-associated protein 1
(Journal article; Tidsskriftartikkel; Peer reviewed, 2013)b-1, 4-Galactosyltransferase gene (B4GALT) family consists of seven members, which encode corresponding enzymes known as type II membrane-bound glycoproteins. These enzymes catalyze the biosynthesis of different glycoconjugates and saccharide structures, and have been recognized to be involved in various diseases. In this study, we sought to determine the expressional profiles of B4GALT family ... -
Trans-Ethnic Fine-Mapping of Lipid Loci Identifies Population-Specific Signals and Allelic Heterogeneity That Increases the Trait Variance Explained
(Journal article; Tidsskriftartikkel; Peer reviewed, 2013)Genome-wide association studies (GWAS) have identified ~ 100 loci associated with blood lipid levels, but much of the trait heritability remains unexplained, and at most loci the identities of the trait-influencing variants remain unknown. We conducted a trans-ethnic fine-mapping study at 18, 22, and 18 GWAS loci on the Metabochip for their association with triglycerides (TG), high-density ... -
Macronutrient composition of the diet and prospective weight change in participants of the EPIC-PANACEA study
(Journal article; Tidsskriftartikkel; Peer reviewed, 2013)Background: The effect of the macronutrient composition of the usual diet on long term weight maintenance remains controversial. Methods: 373,803 subjects aged 25–70 years were recruited in 10 European countries (1992–2000) in the PANACEA project of the EPIC cohort. Diet was assessed at baseline using country-specific validated questionnaires and weight and height were measured at baseline and ... -
A Long-Term Low-Frequency Hospital Outbreak of KPC-Producing Klebsiella pneumoniae Involving Intergenus Plasmid Diffusion and a Persisting Environmental Reservoir
(Journal article; Tidsskriftartikkel; Peer reviewed, 2013)Background: To study the molecular characteristics of a long-term, low frequency outbreak of blaKPC-2 in a low prevalence setting involving the hospital environment. Methodology/Principal Findings: KPC-producing bacteria were screened by selective chromogenic agar and Real-Time PCR. The presence of antibiotic resistance genes was ascribed by PCRs and subsequent sequencing, and the KPC-producing isolates ... -
Dissemination of a Carbapenem-Resistant Acinetobacter baumannii Strain Belonging to International Clone II/Sequence Type 2 and Harboring a Novel AbaR4-Like Resistance Island in Latvia
(Journal article; Tidsskriftartikkel; Peer reviewed, 2013)An outbreak of hospital-acquired Acinetobacter baumannii infections, caused by a blaOXA-23-positive carbapenem-resistant strain belonging to international clone II/ST2, was detected in Latvia. The strain was partially equipped with the armA gene and the intI1-aacA4-catB8-aadA1-qacE 1 class 1 integron. In addition, the strain carried AbaR25, a novel AbaR4-like resistance island of 46,500 bp ... -
The Genomic HyperBrowser: an analysis web server for genome-scale data
(Journal article; Tidsskriftartikkel; Peer reviewed, 2013)The immense increase in availability of genomic scale datasets, such as those provided by the ENCODE and Roadmap Epigenomics projects, presents unprecedented opportunities for individual researchers to pose novel falsifiable biological questions. With this opportunity, however, researchers are faced with the challenge of how to best analyze and interpret their genome-scale datasets. A powerful way ... -
Meat consumption and mortality - results from the European Prospective Investigation into Cancer and Nutrition
(Journal article; Tidsskriftartikkel; Peer reviewed, 2013)Background: Recently, some US cohorts have shown a moderate association between red and processed meat consumption and mortality supporting the results of previous studies among vegetarians. The aim of this study was to examine the association of red meat, processed meat, and poultry consumption with the risk of early death in the European Prospective Investigation into Cancer and Nutrition ... -
Sex-stratified genome-wide association studies including 270,000 individuals show sexual dimorphism in genetic loci for anthropometric traits
(Journal article; Tidsskriftartikkel; Peer reviewed, 2013)Given the anthropometric differences between men and women and previous evidence of sex-difference in genetic effects, we conducted a genome-wide search for sexually dimorphic associations with height, weight, body mass index, waist circumference, hip circumference, and waist-to-hip-ratio (133,723 individuals) and took forward 348 SNPs into follow-up (additional 137,052 individuals) in a total ... -
A Call for Urgent Monitoring of Food and Water Security Based on Relevant Indicators for the Arctic
(Journal article; Tidsskriftartikkel; Peer reviewed, 2013)This perspective paper argues for an urgent need to monitor a set of 12 concrete, measurable indicators of food and water security in the Arctic over time. Such a quantitative indicator approach may be viewed as representing a reductionist rather than a holistic perspective, but is nevertheless necessary for actually knowing what reality aspects to monitor in order to accurately understand, quantify, ... -
Risk Factors for Community-Acquired Urinary Tract Infections Caused by ESBL-Producing Enterobacteriaceae -A Case-Control Study in a Low Prevalence Country
(Journal article; Tidsskriftartikkel; Peer reviewed, 2013)Community-acquired urinary tract infection (CA-UTI) is the most common infection caused by extended-spectrum blactamase (ESBL)-producing Enterobacteriaceae, but the clinical epidemiology of these infections in low prevalence countries is largely unknown. A population based case-control study was conducted to assess risk factors for CA-UTI caused by ESBL-producing E. coli or K. pneumoniae. The ... -
Detection of MicroRNAs in Archival Cytology Urine Smears
(Journal article; Tidsskriftartikkel; Peer reviewed, 2013)MicroRNAs’ dysregulation and profiling have been demonstrated to be clinically relevant in urothelial carcinoma (UC). Urine cytology is commonly used as the mainstay non-invasive test for secondary prevention and follow-up of UC patients. Ancillary tools are needed to support cytopathologists in the diagnosis of low-grade UC. The feasibility and reliability of microRNAs profiling by qRT-PCR ... -
Development of a Clinical Scandinavian Registry for Hidradenitis Suppurativa; HISREG
(Journal article; Tidsskriftartikkel; Peer reviewed, 2013)Hidradenitis suppurativa (HS; or acne inversa) is a scarring and frequently persistent inflammatory disorder of the terminal hair follicles of apocrine gland-bearing skin in adults. Treatments include local or systemic antibiotics, hormones, retinoids and systemic immunosuppressive agents (1), although on evaluation these have been shown to have only limited or temporary effect. In refractory cases, ... -
Consumption of dairy products and colorectal cancer in the European prospective investigation into cancer and nutrition (EPIC)
(Journal article; Tidsskriftartikkel; Peer reviewed, 2013)Background: Prospective studies have consistently reported lower colorectal cancer risks associated with higher intakes of total dairy products, total milk and dietary calcium. However, less is known about whether the inverse associations vary for individual dairy products with differing fat contents. Materials and Methods: In the European Prospective Investigation into Cancer and Nutrition (EPIC), ... -
Identification of a Novel Human Polyomavirus in Organs of the Gastrointestinal Tract
(Journal article; Tidsskriftartikkel; Peer reviewed, 2013)Polyomaviruses are small, non-enveloped viruses with a circular double-stranded DNA genome. Using a generic polyomavirus PCR targeting the VP1 major structural protein gene, a novel polyomavirus was initially identified in resected human liver tissue and provisionally named Human Polyomavirus 12 (HPyV12). Its 5033 bp genome is predicted to encode large and small T antigens and the 3 structural ...