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Plasma neuropeptides in hyperthyroidism

Plasma levels of the neuropeptides, vasoactive intestinal polypeptide (VIP, neuropeptide Y (NPY), calcitonin gene-related peptide (CGRP), substance P, and galanin were determined in 15 hyperthyroid patients before and at 3 occassions during 38 weeks of treatment. Treatment was performed with either 131I alone or with carbimazole, with combination of carbimazole and thyroxine, or with subtotal thyr

Barriers to establishing teledermatoscopy in primary health care in Sweden

Introduction: Teledermatoscopy (TDS) has proven to be effective and reliable for diagnosis of skin malignancies. The factors that determine the success of implementation of TDS are largely unknown. Objectives: To investigate barriers to implementation of TDS in primary health care (PHC) at center and individual level. Methods: Following introduction of TDS, cross-sectional quantitative data and fr

Morphological variations of calcite microfossils synchrotron-based μCT reveal the last 200 years of environmental changes at the Baltic Sea entrance

Human activities in coastal areas have accelerated during the last 200 years. Environmental changes resulting in a combination of three threats, i.e., deoxygenation, warming, and ocean acidification, impact particularly sub-polar regions. To better understand these environmental challenges, we need to develop tools to compare our present situation with previous periods less impacted by anthropogen

High prevalence of FAP+ cancer-associated fibroblasts predicts poor outcome in patients with high-grade serous ovarian cancer with high CD8 T-cell density

Objective: Studies have implied that fibroblasts may act as regulators of immune cells in the tumor microenvironment (TME). We investigated the clinical relevance of fibroblast activation protein (FAP) positive stroma in high-grade serous ovarian cancer (HGSC) in relation to CD8+ lymphocyte's infiltration. Methods: In a discovery cohort (N = 113) of HGSC, expression of FAP and CD8 in the TME was a

Modeling the Role of a Flexible Loop and Active Site Side Chains in Hydride Transfer Catalyzed by Glycerol-3-phosphate Dehydrogenase

Glycerol-3-phosphate dehydrogenase is a biomedically important enzyme that plays a crucial role in lipid biosynthesis. It is activated by a ligand-gated conformational change that is necessary for the enzyme to reach a catalytically competent conformation capable of efficient transition-state stabilization. While the human form (hlGPDH) has been the subject of extensive structural and biochemical

Analyses of plasma inflammatory proteins reveal biomarkers predictive of subsequent development of giant cell arteritis : a prospective study

OBJECTIVE: To investigate the relation between biomarkers of inflammation and subsequent development of giant cell arteritis (GCA).METHOD: Participants in the population-based Malmö Diet Cancer Study (MDCS; N = 30447), established 1991-1996, who were subsequently diagnosed with GCA, were identified in a structured process. GCA-free controls, matched for sex, year of birth, and year of screening we

What makes children learn how to swim? – health, lifestyle and environmental factors associated with swimming ability among children in the city of Malmö, Sweden

Background: Swimming ability among children in the city of Malmö, Sweden is strongly affected by socioeconomic differences. We investigated to what extent mediating health and lifestyle factors, such as children’s eating, sleeping and physical activity habits, as well as the characteristics of the social and working environment at both school and home, could explain the socioeconomic gradient in s

The role of shear forces in primary and secondary nucleation of amyloid fibrils

Shear forces affect self-assembly processes ranging from crystallization to fiber formation. Here, the effect of mild agitation on amyloid fibril formation was explored for four peptides and investigated in detail for Aβ42, which is associated with Alzheimer's disease. To gain mechanistic insights into the effect of mild agitation, nonseeded and seeded aggregation reactions were set up at various

Hemoglobin homeostasis in abdominal aortic aneurysm : diagnostic and prognostic potential of hemoglobin/heme and scavenger molecules

BACKGROUND: There is increasing evidence implicating hemoglobin/heme and their scavengers in oxidative stress-mediated pathologies, but information is limited in abdominal aortic aneurysm (AAA).METHODS AND RESULTS: In this case-control study, we assessed heme/heme-related markers in 142 men with AAA and 279 men with a normal aortic diameter consecutively recruited from an ultrasound screening prog

Tomosynthesis of the thoracic spine : added value in diagnosing vertebral fractures in the elderly

Objectives: Thoracic spine radiography becomes more difficult with age. Tomosynthesis is a low-dose tomographic extension of radiography which may facilitate thoracic spine evaluation. This study assessed the added value of tomosynthesis in imaging of the thoracic spine in the elderly. Methods: Four observers compared the image quality of 50 consecutive thoracic spine radiography and tomosynthesis

Should boxing be banned?

Should boxing be banned? Do the ever-so-obvious risks outweigh everyone's freedom to choose whether to expose oneself to these risks by taking up the sport? On an official level, the RCN in the UK has taken its stand--it does not! So has also the British Medical Association (BMA)--it does! With few exceptions, the responding nurses from Europe, America, and Australia in this month's column seem to

Regulatory T-Cell Response to Apolipoprotein B100-Derived Peptides Reduces the Development and Progression of Atherosclerosis in Mice

Objective-The immunoinflammatory response plays a critical role in the development and progression of atherosclerosis. Recent studies suggested an important role for regulatory T (Treg) cells in the inhibition of disease-related vascular inflammation. We hypothesized that induction of a specific Treg cell response to atherosclerosis-relevant antigens would be an attractive strategy to limit the de

High-resolution mass spectrometry identifies delayed biomarkers for improved precision in acetaminophen/paracetamol human biomonitoring

Paracetamol/acetaminophen (N-acetyl-p-aminophenol, APAP) is a top selling analgesic used in more than 600 prescription and non-prescription pharmaceuticals. To study efficiently some of the potential undesirable effects associated with increasing APAP consumption (e.g., developmental disorders, drug-induced liver injury), there is a need to improve current APAP biomonitoring methods that are limit

Infrared thermography is a useful tool in research on thermoregulation and evolution of heat tolerance

Non-invasive methods for measuring thermal tolerance and thermoregulation in large numbers of individuals under natural environmental conditions are useful to understand the capacity of species to adapt to future climate scenarios. Infrared thermography (IRT) is one such tool in research on thermal adaptation, but concerns have been raised about its reliability, specifically the correlation betwee

Association between plasma glucose-dependent insulinotropic polypeptide and active adiponectin in normoglycemic women

Background/objectives: Glucose-dependent insulinotropic polypeptide (GIP) is secreted by enteroendocrine K cells in response to nutrient ingestion. The aims of this study were: i) to evaluate the cross-sectional associations between plasma GIP change in response to an oral glucose challenge (as a surrogate of GIP secretion) with obesity-related anthropometric measurements, fasting inflammatory bio

Determination of main compound classes in shea butter using size exclusion chromatography and refractive index detection

Introduction: Shea butter is a kernel derived fat which includes several classes of compounds including lipids like tri- and diacylglycerols as well as unsaponifiable components. Background: Accurate determination of the compound class composition of shea butter is important for industry to quantify the levels of wanted compounds. Size exclusion chromatography (SEC) coupled with refractive index

Comparing non-ischaemic heart preservation (NIHP) with ischaemic static cold storage of donor hearts in adult cardiac transplantation : study protocol for a randomised controlled trial

Introduction Ischaemia-reperfusion (I/R) injury remains a major challenge in heart transplantation, with mortality risk increasing significantly when allograft ischaemic time exceeds 4 hours. Non-ischaemic heart preservation (NIHP), using continuous hypothermic perfusion, has shown promise in preliminary studies for reducing I/R injury and improving outcomes. This randomised controlled trial aims

External Validation of Plasma Glycosaminoglycans as Biomarkers to Improve Lung Cancer Risk Stratification

Background: Lung cancer screening excludes individuals not considered at an increased risk for lung cancer, as predicted by risk models like the Liverpool Lung Project version 3 (LLPv3). In this study, we sought to validate whether plasma glycosaminoglycan profiles (GAGomes) could predict lung cancer independent of LLPv3 and other prespecified comorbidities. Methods: In this retrospective cohort-b

Disease progression more than 6 years after treatment impacts overall survival in mantle cell lymphoma

Studies on mantle cell lymphoma (MCL) emphasize that patients with progression of disease (POD) ≤24 months have inferior prognosis compared to patients with later POD. This population-based study assessed the impact of POD on overall survival (OS) by timing of progression and first-line treatment. A total of 1186 MCL patients diagnosed 2006–2018 were identified in the Swedish lymphoma register. PO