ABSTRACT: BACKGROUND: Alzheimer's disease (AD) is pathologically characterized by excessive accumulation of amyloid-beta (Abeta) fibrils within the brain and activation of astrocytes and microglial cells. In this study, we examined anti-inflammatory and anti-amyloidogenic effects of 2,4-bis(p-hydroxyphenyl)-2-butenal (HPB242), an anti-inflammatory compound produced by the tyrosine-fructose Maillard reaction. METHODS: 12-month-old Tg2576 mice ...

Abstract Toscana virus is the main phlebovirus circulating in Tuscany during the warm season, thus, a seroprevalence study was performed in the same area to estimate the antibody prevalence rates for sandfly fever Sicilian virus (SFSV) that is endemic in the Mediterranean countries. The low seroprevalence observed in this study ...

Eight strains of pigeon paramyxovirus type 1 (PPMV-1) were isolated and identified in this study, from diseased pigeon flocks suspected to be infected with PPMV-1 in China between 2010 and 2012. These PPMV-1 isolates were purified using specific-pathogen-free (SPF) chicken embryo cells before full-length genomic sequencing. The complete genome of ...

Dicentrarchus labrax migrates between sea (SW), brackish and fresh water (FW) where chloride concentrations and requirements for chloride handling change: in FW, fish absorb chloride and restrict renal losses; in SW, they excrete chloride. In this study, the expression and localization of ClC-3 and Na(+)/K(+)-ATPase (NKA) were studied in fish ...

In an era of rapidly rising health care costs, physicians and policymakers are searching for new and effective ways to contain health care spending without sacrificing the quality of services provided. These proposals are increasingly articulated in terms of an ethical duty of stewardship. The duty of stewardship in medicine, ...

The BVA's head of marketing, Vicky Vine, discusses the BVA's 2012 membership research project, 'Your BVA, Your say', explaining what has been learnt from the research, and what the BVA will do with the findings.

The majority of agronomically important crop traits are quantitative, meaning that they are controlled by multiple genes each with a small effect (quantitative trait loci: QTL). QTL mapping and isolation is important for efficient crop breeding by marker-assisted selection (MAS) and for a better understanding of the molecular mechanisms underlying ...

Conspecifics of many animal species physically compete to gain reproductive resources and thus fitness. Despite the importance of competitive ability across the animal kingdom, specific traits that influence or underpin competitive ability are poorly characterized. Here, we investigate whether there are genetic influences on competitive ability within male house mice. ...

The first potentiometric transducer for G-quadruplex/hemin DNAzyme-based biosensing has been developed by using potential responses of electrically neutral oligomeric phenols on polymeric membrane electrodes. In the presence of G-quadruplex/hemin DNAzyme and H(2)O(2), monomeric phenols (e.g. phenol, methylphenols, and methoxyphenols) can be condensed into oligomeric phenols. Since both substrates and products ...

The adsorption of flavin adenine dinucleotide (FAD) and glucose oxidase (GOx) onto carbon nanotube (CNT) and nitrogen-doped CNT (N-CNT) electrodes was investigated and found to obey Langmuir adsorption isotherm characteristics. The amount adsorbed and adsorption maximum are dependent on exposure time, the concentration of adsorbate, and the ionic strength of ...

PURPOSE: The aim of this study is to assess the effectiveness of the vaginal cone usage in patients with stress urinary incontinence (SUI) treated by hormone replacement therapy (HRT). METHODS: In this prospective controlled study, vaginal cone therapy is proposed to 22 postmenopausal patients with SUI having HRT who were ...

The detection of trace concentrations of biogenic sulphides can be carried out through radiorespirometric assays. The objective of the present work was to improve the methodology for detection of H(2) S in trace concentrations, to correlate with Sulphate Reducing Bacteria activity. Serial dilutions of synthetic seawater with a pure culture ...

BACKGROUND: There is evidence that clinical depression is associated with elevated basal cortisol levels in adult patients. OBJECTIVE: The present investigation tries to find out, whether this relationship also holds true in adolescents with major depression. METHODS: For 131 female subjects (63 MDD, 68 controls) the cortisol awakening response (CAR) ...

ABSTRACT: BACKGROUND: Atherosclerosis is an inflammatory process of the arterial walls and is initiated by endothelial dysfunction accompanied by an imbalance in the production of reactive oxygen species (ROS) and nitric oxide (NO). Sildenafil, a selective phosphodiesterase-5 (PDE5) inhibitor used for erectile dysfunction, exerts its cardiovascular effects by enhancing the ...

Abstract Background: Although inadequate treatment of pain is a problem for hospice patients, increases in the medical use of opioids have been accompanied by increasing levels of abuse and diversion in the community. Balancing pain relief with concerns about abuse and diversion is a difficult issue for hospices. Objectives: The ...

Zinc deficiency in 3T3 cells induced by the use of diethylenetriaminepentaacetate (DTPA) has been shown to impair calcium entry associated with failure of proliferation when the cells are stimulated with polypeptide growth factors (GF). These functions of zinc have been evaluated here in the same clone of cells by simple ...

Abstract Peptide and protein identification via tandem mass spectrometry (MS/MS) lies at the heart of proteomic characterization of biological samples. Several algorithms are able to search, score, and assign peptides to large MS/MS datasets. Most popular methods, however, underutilize the intensity information available in the tandem mass spectrum due to ...

PURPOSE: Known association between tinnitus and psychological distress prompted us to examine patients with chronic tinnitus by using the Composite International Diagnostic Interview (CIDI), which is a standardized and reliable method used for the diagnosis of mental disorders. METHODS: One hundred patients with chronic tinnitus admitted to the Tinnitus Center, ...

Paroxetine is a widely used antidepressant in clinic. Besides its role in inhibition of serotonin reuptake, resent studies indicate that the increase of hippocampal neurogenesis is also involved in its pharmacology. However, only limited data are available in this regard and its effect on the hippocampus-derived neural stem cell (NSCs) ...

Verbal initiations, such as questions, are essential components of social conversation often lacking in children with autism. Building on research showing that single questions can be taught in isolation, this study used a multiple baseline design to investigate whether a self-management intervention was effective for teaching concurrent acquisition and discrimination ...

PURPOSE: The newly discovered endothelial cell-selective adhesion molecule (ESAM) stabilizes the interendothelial tight junction; it circulates in serum as a soluble fraction. In experimental diabetes, reduced ESAM expression in the kidney is associated with albuminuria. We investigated, for the first time, serum ESAM as a predictor of progression of kidney ...

The aim of this study was to describe how persons with rheumatoid arthritis (RA) of working age experience and handle their fatigue in everyday life. Six focus group discussions were conducted focusing on experiences of fatigue in 25 persons with RA (19 women, 6 men), aged 20-60 years. The discussions were ...

The objective was to compare the outcomes of spontaneous closure and hyaluronic acid (HA) ester patching (Epifilm(®)) in subjects with traumatic tympanic membrane (TM) perforation. This was a prospective, controlled study performed at a tertiary teaching and research hospital. During 6-month period, subjects were divided into spontaneous closure (group A) ...

The aqueous syntheses of methyl imidazo[1,2-a]pyridines without any deliberate addition of catalyst are reported. Imidazo[1,2-a]pyrazine and imidazo[2,1-a]isoquinoline were also obtained in good yields under similar conditions. With acetonitrile as solvent, Ag- catalyzed intramolecular aminooxygenation produced imidazo[1,2-a]pyridine-3-carbaldehydes in moderate to good yields.

NADPH:protochlorophyllide oxidoreductase (POR) catalyzes photoreduction of protochlorophyllide (Pchlide) to chlorophyllide in chlorophyll (Chl) synthesis and is required for prolamellar body (PLB) formation in etioplasts. Rice faded green leaf (fgl) mutants develop yellow/white leaf variegation and necrotic lesions during leaf elongation in field-grown plants. Map-based cloning revealed that FGL encodes OsPORB, ...

November 15 and 16 saw vets from across the UK descend on London's Olympia for the fourth London Vet Show. Over 3300 vets are said to have attended - a show record.

There has been a recent explosion in research on Niemann-Pick type C disease. Much of the work has used mouse models or cells in culture to elucidate the pathophysiological mechanisms resulting in the phenotype of the disease. This work has generated several contrasting views on the mechanism, which are labeled ...

In clinical practice natalizumab is typically used in patients who have experienced breakthrough disease during treatment with interferon beta (IFNβ) or glatiramer acetate. In these patients it is important to reduce disease activity as quickly as possible. In a phase II study, differences between natalizumab and placebo in MRI outcomes ...

Epigenetic changes such as DNA methylation, histone modification, and loss of genome imprinting play a crucial role in esophageal squamous cell carcinogenesis, along with genomic and genetic alterations. DNA methylation is a fundamental epigenetic process that modulates gene expression. Cancer cells exhibit two types of alterations of DNA methylation: global ...

Cellular mechanisms induced by melatonin to synchronise seasonal reproduction in several species, including sheep, remain unclear. We sought to evaluate the scale and physiological significance of neural plasticity in order to explain the delay between the change of duration of melatonin secretion and the change of reproductive status following a ...

BACKGROUND AND OBJECTIVES: Warfarin-related nephropathy is reported to occur with an INR >3.0 as a result of glomerular bleeding. There is a lack of prospective studies examining the effect of supratherapeutic warfarin anticoagulation on haematuria and acute kidney injury (AKI). Older patients may be susceptible due to greater warfarin use, prevalence ...

ABSTRACT: BACKGROUND: Children's emergency admissions in England are increasing. Community Children's Nursing Teams (CCNTs) have developed services to manage acutely ill children at home to reduce demand for unscheduled care. Referral between General Practitioners (GPs) and CCNTs may reduce avoidable admissions and minimise the psychosocial and financial impact of hospitalisation ...

Abstract Objective: To evaluate the efficacy of cyclosporine 0.05% (CsA) eye drops in patients with Stevens Johnson syndrome (SJS) who had chronic dry eye. Design: Prospective noncomparative interventional case series. Methods: Thirty cases of SJS patients who developed dry eye defined by symptoms and signs, including the Schirmer I test, ...

AIMS/HYPOTHESIS: As microRNA-21 (miR-21) plays a pathological role in fibrosis, we hypothesised that it may be a therapeutic target for diabetic nephropathy. METHODS: Abundance of miR-21 was examined in diabetic kidneys from db/db mice. The therapeutic potential of miR-21 in diabetic kidney injury was examined in db/db mice by an ...

Repair of recurrent tracheoesophageal fistula (TEF) after repair of congenital esophageal atresia continues to be a difficult problem. The most common re-operation for a recurrent TEF involves repair via a right thoracotomy and use of a flap as interposed tissue between the closure sites. Although several materials have been reported ...

ABSTRACT: A bivariate mixture model utilizing information across two species was proposed to solve the fundamental problem of identifying differentially expressed genes in microarray experiments. The model utility was illustrated using a dog and human lymphoma data set prepared by a group of scientists in the College of Veterinary Medicine ...

Geostatistical studies are used to estimate pollution burden in aquatic ecosystems and to plan large-scale control programs to protect these environments. Geostatistical studies allow us to predicted pollutant concentrations for areas that have not been sampled. This is done by taking into account the spatial correlations between estimated and sampled ...

BACKGROUND AND METHODS: A liquid crystal display was modified for use inside a 7 T MR magnet. SNR measurements were performed using different imaging sequences with the monitor absent, present, or activated. fMRI with a volunteer was conducted using a visual stimulus. RESULTS AND DISCUSSION: SNR was reduced by 3.7 %/7.9 % in ...

Type-1 cannabinoid receptors (CB1) are expressed in different neuronal populations in the mammalian brain. In particular, CB1 receptors on GABAergic or glutamatergic neurons exert different functions and display different pharmacological properties in vivo. This suggests the existence of neuronal type-specific signalling pathways activated by different subpopulations of CB1 receptors. In ...

AIMS: To isolate and characterize spores superdormant (SD) for germination with either Ca(2+) -dipicolinic acid (CaDPA) or dodecylamine. METHODS AND RESULTS: Bacillus subtilis spores were germinated three times with either CaDPA or dodecylamine and germinated spores removed after each germination treatment, yielding 0.9% (CaDPA-SD spores) or 0.4% (dodecylamine-SD spores) of ...

While tyrosine kinase inhibitor (TKI) therapy is the mainstay of modern management of chronic myeloid leukemia (CML), a significant proportion of CML patients may be refractory or lose their initial response to TKI therapy through a number of cellular and molecular mechanisms of which acquired mutations in the BCR-ABL1 kinase ...

The in vivo quiescent corneal stroma keratocytes need to be transformed to activated state in order to obtain sufficient number of cells either for monolayer evaluation or corneal stroma reconstruction. This study aimed to investigate the phenotypic characterization of corneal stromal cells during culture expansion from the limbal region of ...

In the last 30 years the incidence of kiwifruit allergy has increased with the three major allergenic proteins being identified as actinidin, kiwellin and thaumatin-like protein (TLP). We report wide variation in the levels of actinidin and TLP in 15 kiwifruit varieties from the four most widely cultivated Actinidia species. ...

Abstract A study on tick fauna and tick-borne pathogens was undertaken in Pianosa, an island in the Tuscany Archipelago that constitutes an important stopping and nesting point for migratory birds. Ticks were removed from feral cats and a few terrestrial birds, and host-seeking ticks were collected by dragging. A total ...

ABSTRACT: INTRODUCTION: A body of studies suggests the role of Osteopontin (OPN) in onset and development of Osteoarthritis (OA), however, the association between OPN polymorphisms and OA susceptibility as well as its clinical features has not been reported. METHODS: A total of 750 patients with primary knee and 794 healthy ...

Sexual minority youth (youth who are attracted to the same sex or endorse a gay/lesbian/bisexual identity) report significantly higher rates of depression and suicidality than heterosexual youth. The minority stress hypothesis contends that the stigma and discrimination experienced by sexual minority youth create a hostile social environment that can lead ...

A comparative study of the reproductive organs in 17 of the 30 species of the tribe Starksiini (Labrisomidae, Blenniiformes) and related labrisomids reveals the major traits of gamete form and production and likely reproductive modes. The testes are of the lobular type and have a testicular gland and sperm ducts. ...

Deregulated cell cycle can contribute to the unscheduled proliferation in cancer cells. Overexpression of cell cycle regulators CDK4 and Cyclin D1 has been reported in many cancers. The aim of this study is to determine the clinical implications of CDK4 and Cyclin D1 in hepatocellular carcinoma (HCC). The levels of ...

ABSTRACT: BACKGROUND: Influenza B viruses can cause morbidity and mortality in humans but due to the lack of an animal reservoir are not associated with pandemics. Because of this, there is relatively limited genetic sequence available for influenza B viruses, especially from developing countries. Complete genome analysis of one influenza ...

Heat shock protein A12B (HSPA12B) is the newest member of a recently defined subfamily of proteins distantly related to the 70-kDa family of heat shock proteins (HSP70) family. HSP70s play a crucial role in protecting cells, tissues, organs and animals from various noxious conditions. Here we studied the dynamic expression ...