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Exploration of purinergic receptors as potential anti-migraine targets using established pre-clinical migraine models

Background: The current understanding of mechanisms behind migraine pain has been greatly enhanced with the recent therapies targeting calcitonin gene-related peptide and its receptor. The clinical efficacy of calcitonin gene-related peptide-blocking drugs indicates that, at least in a considerable proportion of patients, calcitonin gene-related peptide is a key molecule in migraine pain. There ar

Eleven Amino Acids of HLA-DRB1 and Fifteen Amino Acids of HLA-DRB3, 4 and 5 Include Potentially "Causal Residues" Responsible for the Risk of Childhood Type 1 Diabetes

Next generation targeted sequencing of HLA-DRB1, -DRB3, -DRB4 and -DRB5 (abbreviated as DRB345) provides high resolution of functional variant positions to investigate their associations with type 1 diabetes risk and with autoantibodies against insulin (IAA), GAD65 (GADA), IA-2 (IA-2A) or ZnT8 (ZnT8A). To overcome exceptional DR sequence complexity due to high polymorphisms and extended linkage-di

Predicting Islet Cell Autoimmunity and Type 1 Diabetes : An 8-Year TEDDY Study Progress Report

OBJECTIVE: Assessment of the predictive power of The Environmental Determinants of Diabetes in the Young (TEDDY)-identified risk factors for islet autoimmunity (IA), the type of autoantibody appearing first, and type 1 diabetes (T1D).RESEARCH DESIGN AND METHODS: A total of 7,777 children were followed from birth to a median of 9.1 years of age for the development of islet autoantibodies and progre

Genetic Variation Within the HLA-DRA1 Gene Modulates Susceptibility to Type 1 Diabetes in HLA-DR3 Homozygotes

Type 1 diabetes (T1D) involves the interaction of multiple gene variants, environmental factors, and immunoregulatory dysfunction. Major T1D genetic risk loci encode HLA-DR and -DQ. Genetic heterogeneity and linkage disequilibrium in the highly polymorphic HLA region confound attempts to identify additional T1D susceptibility loci. To minimize HLA heterogeneity, T1D patients (N = 365) and control

Earnings and Disposable Income of Farmers in Sweden, 1997-2012

This study presents a comprehensive analysis of farmers' income in Sweden. The results indicate that farm households in Sweden do well from a standard-of-living perspective, but that farming is still a low-paid occupation from a return-on-skills perspective. Nevertheless, farm earnings increased faster over the study period than earnings in the general population, owing equally to higher farm earn

Generating Diffusion MRI Scalar Maps from T1 Weighted Images Using Generative Adversarial Networks

Diffusion magnetic resonance imaging (diffusion MRI) is a non-invasive microstructure assessment technique. Scalar measures, such as FA (fractional anisotropy) and MD (mean diffusivity), quantifying micro-structural tissue properties can be obtained using diffusion models and data processing pipelines. However, it is costly and time consuming to collect high quality diffusion data. Here, we theref

Diabetes resistance in the BB rat maps to a body weight regulator on chromosome 2

Insulin-dependent Type 1 diabetes mellitus is the most common chronic disorder in children and young adults. The genetics, etiology and pathogenesis is complicated by the apparent presence of several genetic region; that contribute to susceptibility. The genetic dissection of Type 1 autoimmune diabetes in the inbred BioBreeding (BB) rat which closely resembles the human disorder was shown to invol

Glutamate decarboxylase (GAD65) and tyrosine phosphatase-like protein (IA-2) autoantibodies index in a regional population is related to glucose intolerance and body mass index

Aims/hypothesis. Our aims were to investigate the concentrations and prevalence of autoantibodies against the Mr 65.000 isoform of glutamate decarboxylase (GAD65) and the tyrosine phosphatase-like protein (IA-2) in adults and to test the hypothesis that GAD65 and IA-2 autoantibodies in a regional population are related to abnormal oral glucose tolerance. Methods. We analysed serum from 2157 Swedis

A diabetogenic gene prevents T cells from receiving costimulatory signals

T cell fate following antigen encounter is determined by several intracellular signals generated by the interaction of the T cell with an antigen-presenting cell. In the periphery activation requires T cell receptor signaling (signal one) in combination with costimulatory signals (signal two), usually provided through the cognate interaction of CD28 and B7 molecules. Provision of signal one alone

Simultaneous Hot Electron and Hole Injection upon Excitation of Gold Surface Plasmon

We have successfully investigated the simultaneous injection of hot electrons and holes upon excitation of gold localized surface plasmon resonance (LSPR). The studies were performed on all-solid-state plasmonic system composed of titanium dioxide (TiO2)/poly(3,4-ethylenedioxythiophene):poly(styrenesulfonic acid) (PEDOT:PSS) p-n junctions with gold nanoparticles (Au NPs). The study revealed that b

Naturvård - segregerad från eller integrerad i jordbrukslandskapet?

Naturvårdens mål är att bevara biologisk mångfald (gener, arter och livsmiljöer) ochnaturliga ekosystemprocesser, men också att möta människors behov av att tillgodogöra sig de tjänster som naturen ger. Under de senaste åren har en polariserad debatt uppstått som ställer dessa målsättningar emot varandra. Sett ur ett bredare perspektiv är det dock möjligt att hitta lösningar som kombinerar bägge d

Are Perinatal Events Risk Factors for Childhood Thyroid Autoimmunity?

Background: Environmental and genetic factors possibly trigger thyroid autoimmunity. Studies on perinatal risk factors for childhood thyroid autoimmunity are sparse.Objectives: The aim was to investigate if perinatal factors, family history of autoimmune diseases, and HLA-DQ genotypes contribute to thyroid autoimmunity in the Diabetes Prediction in Skåne (DiPiS) study.Methods: Samples from 1,874 t

Blocking the charge recombination with diiodide radicals by TiO2 compact layer in dye-sensitized solar cells

The addition of a compact titanium dioxide (TiO2) layer between the fluorine-doped tin oxide (FTO) coated glass substrate and the mesoporous TiO2 layer in the dye-sensitized solar cell (DSC) based on the iodide/triiodide redox couple (I−/I3−) is known to improve its current-voltage characteristics. The compact layer decreases the recombination of electrons extracted through the FTO layer with I3−

Vaccination mot typ 1-diabetes framme vid kliniska försöksstadiet

The occurrence of type I diabetes is associated with autoimmunity against insulin, glutamate decarboxylase (GAD65) and the transmembrane protein IA-2. Experiments in the spontaneously diabetic NOD mouse and the BB rat have shown early autoantigen treatment to confer protection from diabetes. The question remains of whether human type I diabetes can be prevented by autoantigen 'vaccination'.