Although certain drugs that target the renin- angiotensin-aldosterone system are linked to an increased risk for angioedema, data on their absolute and comparative risks are limited. We assessed the risk for angioedema associated with the use of angiotensin converting enzyme inhibitors (ACEIs), angiotensin receptor blockers (ARBs), and the direct renin ...

The phytohormones auxin and brassinosteroid are both essential regulators of physiological and developmental processes, and it has been suggested that they act interdependently and synergistically. In rice (Oryza sativa), auxin co-application improves the brassinosteroid response in the rice lamina inclination bioassay. Here, we showed that auxin stimulates brassinosteroid perception by ...

The objective was to summarize previous literature, using a meta-analysis approach, on the effects of ractopamine hydrochloride (RAC) when fed at doses of 5 to 10 mg/kg for up to 35 days prior to harvest on carcass cutability and belly quality of finishing pigs. The meta-analysis provided an opportunity to ...

The novel chlorogermyliumylidene complex [ClGe:](+) ( = 1,8-bis(tri-n-butylphosphanzenyl)naphthalene) with a 'naked' Cl(-) as a counter anion was synthesized through reaction of with Cl(2)Ge: and fully characterized. Its reaction with elemental sulfur afforded the first germathionium [ClGe[double bond, length as m-dash]S](+) cation containing species. The latter has also been fully characterized, ...

The solution-based manufacture of chemically converted graphene (CCG) provides a cost-effective and facile approach to construct graphene-based materials. However, uncontrollable wrinkles and aggregates are usually seen when transferring graphene sheets from solution to solid-state, significantly altering their optical, electrical and electrochemical properties. A number of strategies have been devoted to ...

Ketamine, a non-competitive N-methyl-D-aspartic acid receptor antagonist, has emerged as an increasingly popular drug among young drug abusers worldwide. Available evidence suggests that ketamine produces acute impairments of working, episodic and semantic memory along with psychotogenic and dissociative effects when a single dose is given to healthy volunteers. However, understanding ...

Approximately 1-2% of net primary production by land plants is re-emitted to the atmosphere as isoprene and monoterpenes. These emissions play major roles in atmospheric chemistry and air pollution-climate interactions. Phenomenological models have been developed to predict their emission rates, but limited understanding of the function and regulation of these ...

Objective. To investigate the relationship between oxidative stress and smoking and development of RA.Methods. A case-control study was conducted in treatment-naïve early-onset RA patients and healthy controls, matched by age, gender and current smoking habit. Plasma lipid hydroperoxides (LOOH), carbonyl protein (CP) and malonyldialdehyde (MDA) levels were measured to estimate ...

To penetrate soil, a root requires pressure both to expand the cavity it is to occupy, σ(n) and to overcome root-soil friction, σ(f) . Difficulties in estimating these two pressures independently has limited our ability to estimate the coefficient of soil-root friction, µ(sr) . We used a rotated penetrometer probe, ...

Using pump-probe electron microscopy techniques, the dewetting of thin nickel films exposed to a pulsed nanosecond laser was monitored at tens of nanometers spatially and nanosecond timescales to provide insight into the liquid-phase assembly dynamics. Thickness-dependent and correlated time and length scales indicate that a spinodal instability drives the assembly ...

BACKGROUND: Anemia of prematurity commonly occurs in infants with very low birth weight; blood transfusion is an important treatment. However, there is no clear evidence to support the criteria currently widely used, based on blood hemoglobin (bHb) and hematocrit indices. Previous studies showed that overtransfusion or a low threshold for ...

Green tea is rich in several polyphenols, such as (-)-epicatechin-3-gallate (ECG), (-)-epigallocatechin (EGC), and (-)-epigallocatechin-3-gallate (EGCG). The biological importance of these polyphenols led us to study the major polyphenol EGCG with human serum albumin (HSA) in an earlier study. In this report, we have compared the binding of ECG, EGC, ...

Treatment of (η(1)-mesityl)(2)Fe(κ(2)-TMEDA) () with an α,β-unsaturated carbonyl compound results in 1,4-addition of the mesityl group to give an iron enolate quantitatively. The Z-configuration of the enolate suggested the six-centered mechanism for the conjugate addition.

ABSTRACT: BACKGROUND: Efficient rule authoring tools are critical to allow clinical Knowledge Engineers (KEs), Software Engineers (SEs), and Subject Matter Experts (SMEs) to convert medical knowledge into machine executable clinical decision support rules. The goal of this analysis was to identify the critical success factors and challenges of a fully ...

The aims of our meta-analysis were (i) to quantify the predictability of childhood overweight and obesity on the risk of incident asthma; and (ii) to evaluate the gender difference on this relationship. The selection criteria included prospective cohort paediatric studies which use age- and sex-specific body mass index (BMI) as ...

Background: Lipoatrophy in HIV-patients can result from prolonged exposure to thymidine analogues. Mitochondrial toxicity leading to dysregulated adipogenesis and increased cell death has been proposed as a leading factor in the etiology of peripheral fat loss. We hypothesized that thymidine analogues interfere with autophagy, a lysosomal degradation pathway, which is ...

Auditory evoked potentials are informative of intact cortical functions of comatose patients. The integrity of auditory functions evaluated using mismatch negativity paradigms has been associated with their chances of survival. However, because auditory discrimination is assessed at various delays after coma onset, it is still unclear whether this impairment depends ...

Two helical shaped bacteria (strain JC133T and JC143) which stain Gram-negative were isolated from an alkaline soda lake, Lonar, India. Both strains are obligate anaerobes, mesophilic and require halo-alkaline conditions for growth. Both strains are resistant to rifampicin and kanamycin, but sensitive to gentamycin, tetracycline, ampicillin and chloramphenicol. Both strains ...

Abstract A new species of monorchiid trematode, Leiomonorchis zhanjiangensis n. sp. (Trematoda: Monorchiidae), is described from the intestine of marine fish Secutor ruconius (Hamilton-Buchanan) (Leiognathidae) from Zhanjiang (21°2´N, 110°3´E), Guangdong Province, China. The new species is distinguished from all known species of the genus, mainly by the configuration of vitelline ...

High-pressure electrical resistance measurements have been performed on single crystal Ba(0.5)Sr(0.5)Fe(2)As(2) platelets to pressures of 16 GPa and temperatures down to 10 K using designer diamond anvils under quasi-hydrostatic conditions with an insulating steatite pressure medium. The resistance measurements show evidence of pressure-induced superconductivity with an onset transition temperature at ∼31 K and ...

There are a large number of "non-family" (NF) genes that do not cluster into families with three or more members per genome. While gene families have been extensively studied, a systematic analysis of NF genes has not been reported. We performed comparative studies on NF genes in 14 plant species. ...

BACKGROUND AND PURPOSE: TRPM7 is a unique channel kinase which is crucial for various physiological functions. However, the mechanism by which TRPM7 is gated and modulated is not fully understood. To better understand how modulation of TRPM7 may impact biological processes, we investigated if TRPM7 can be regulated by the ...

Production of recombinant proteins for use as pharmaceuticals, so-called biopharmaceuticals, is a multi-billion dollar industry. Many different cell factories are used for the production of biopharmaceuticals, but the yeast Saccharomyces cerevisiae is an important cell factory as it is used for production of several large volume products. Insulin and insulin ...

Objective To evaluate the diagnostic potential of resistin in sepsis and to compare results with C-reactive protein (CRP) in infants < 32 weeks of gestation.Study Design A total of 64 infants were prospectively included in the study. Blood samples were collected for basal CRP and resistin within the first hour of life. When sepsis ...

Although the rate of acylation of a penicillin-resistant form of Streptococcus pneumoniae PBP2x by ceftaroline is 80-fold lower than that of its penicillin-sensitive counterpart, it remains sufficiently high (k(2)/K = 12600 M(-1)s(-1)) to explain the sensitivity of the penicillin-resistant strain to this new cephalosporin. Surprisingly, the Actinomadura R39 DD-peptidase is ...

Even though matrix-assisted laser desorption ionization (MALDI) is a powerful technique for mass spectrometry of peptides and proteins, it is not quite useful for their quantification that is one of the outstanding problems in quantitative proteomics. The main difficulty lies in the poor reproducibility of MALDI spectra. In this work, ...

Baicalin and scutellarin are the major active principal flavonoids extracted from the Chinese herbal medicines Scutellaria baicalensis and Erigeron breviscapus (Vant.) Hand-Mazz. It has recently been reported that baicalin and scutellarin have antitumor activity. However, the mechanisms of action are unknown. We previously reported that some flavonoids have a specific ...

This study quantified relationships between USDA instrument marbling measurements and LM sensory attributes (tenderness, flavor, juiciness) and shear force. Heifer (n = 390) and steer (n = 328) carcasses (all A-maturity) were selected at 4 beef processing plants in CO, KS, NE, and TX to represent 7 marbling degrees: Traces ...

Totipotent embryonic stem cell lines have not been established from ungulates; however, we have developed a somatic stem cell line from the in vitro culture of pig epiblast cells. The cell line, ARS-PICM-19, was isolated via colony-cloning and was found to spontaneously differentiate into hepatic parenchymal epithelial cell types, namely, ...

ABSTRACT A patient with a history of Parkinson's disease and severe bilateral peripheral vision loss due to vitreous hemorrhages had complex visual hallucinations that persisted for three days and appeared every morning on awakening. The persistent nature of these hallucinations, the patient's preserved insight, and the presence of severe visual ...

Novel eggroll-like CaSnO(3) nanotubes have been prepared by a single spinneret electrospinning method followed by calcination in air for the first time. The electrospun sample as a lithium-ion battery electrode material exhibited improved cycling stability and rate capability by virtue of the high surface area and unique hollow interior structure, ...

Highly specific antibodies to phosphoepitopes are valuable tools to study phosphorylation in disease states, but their discovery is largely empirical, and the molecular mechanisms mediating phosphospecific binding are poorly understood. Here, we report the generation and characterization of extremely specific recombinant chicken antibodies to three phosphoepitopes on the Alzheimer disease-associated ...

We investigated the interaction of rhizospheric nitric oxide (NO) concentration (i.e., low, ambient, or high) and soil N availability (i.e., low or high) with organic and inorganic N uptake by fine roots of Pinus sylvestris L. seedlings by (15) N feeding experiments under controlled conditions. N metabolites in fine roots ...

A new approach to the tetracycline core structure is presented. The pivotal intermediate is identified as macrocycle III. The two interior bonds (C4a-C12a and C5a-C11a) are to be constructed through sequential transannular Michael additions (III-II) and compression-promoted transannular isoxazole alkylations from intermediate II.

We report on graphene-passivated ferromagnetic electrodes (GPFE) for spin devices. GPFE are shown to act as spin-polarized oxidation-resistant electrodes. The direct coating of nickel with few layer graphene through a readily scalable chemical vapour deposition (CVD) process allows the preservation of an unoxidized nickel surface upon air exposure. Fabrication and ...

Device infection is a potential complication of cardiovascular implantable electronic devices. We report a case of a 40-year-old man with nonischemic cardiomyopathy, status post biventricular implantable cardiac defilbrillator placement on continuous home dobutamine, who presented with methicillin-resistant Staphylococcus aureus bacteremia. Transesophageal echocardiography showed a 2.4 cm vegetation near the right ventricular ...

In Saccharomyces cerevisiae, the SUP70 gene encodes the CAG-decoding tRNA(Gln) (CUG) . A mutant allele, sup70-65, induces pseudohyphal growth on rich medium, an inappropriate nitrogen starvation response. This mutant tRNA is also a UAG nonsense suppressor via first base wobble. To investigate the basis of the pseudohyphal phenotype, ten novel ...

In half of Obsessive Compulsive Disorder (OCD) patients the disorder runs a chronic course despite treatment. The factors determining this unfavourable outcome remain unknown. The Netherlands Obsessive Compulsive Disorder Association (NOCDA) study is a multicentre naturalistic cohort study of the biological, psychological and social determinants of chronicity in a clinical ...

AIMS: The signaling molecule hydrogen sulfide (H2S) protects cells against oxidative stress and activates NF-E2 p45-related factor-2 (Nrf2), a transcription factor that regulates antioxidant genes. We sought to establish whether H2S requires Nrf2 to protect against oxidative stress, and whether activation of Nrf2 by H2S involves antagonism of Kelch-like ECH-associated ...

Takayasu arteritis (TA) in the child remains a therapeutic challenge because corticosteroids and conventional immunosuppressive agents are not always safe or efficacious. The complex formed by interleukin-6 (IL-6) and soluble IL-6 receptor appears to play a pivotal role in the pathogenesis of TA. We describe a favorable response to the ...

The first computational study of the folding and dynamics of a hydrophobic β-hairpin containing a central heterochiral diproline segment is reported. Linear hydrophobic sequences containing centrally positioned diproline motifs, heterochiral (DL/LD) and homochiral (LL/DD)), are investigated for their ability to form β-hairpins. Heterochiral diproline motifs (LD/DL) reveal the formation of ...

ACCESSIBLE SUMMARY: Mental health nursing is in a process of redefining itself and being asked to promote mental health to a wider public, and it therefore needs to engage with ideas new to nursing. Jacques Lacan's ideas appear of particular relevance to those interested in mental health. In particular, a ...

Purpose There may be an increase in the risk of atrial arrhythmia due to left atrial enlargement and the influence on conduction system in acute rheumatic fever. The aim of this study is to investigate atrial electromechanical delay and P-wave dispersion in patients with acute rheumatic fever. Patients A total ...

Heparin, a functionalized polysaccharide, is observed under a scanning tunneling microscope, which shows atomic scale conformational details. The peptide FX06 is found to bind to five consecutive sugar units of heparin and this interaction is directly revealed by atomic force microscopy and dynamic force spectroscopy measurements. The determined free energy ...

The rate coefficients for the forward and reverse proton transfer reaction C2H4 + H3O+ ↔ C2H5+ + H2O are studied with respect to independently varied neutral-molecule and ion temperatures. The measurements are performed using a coaxial molecular beam radiofrequency ring electrode ion trap (CoMB-RET), at trap temperatures down to 23 ...

Background and aims: Intracellular resistance (Ri), a raw measure of bioimpedance spectroscopy (BIS), has been suggested for assessment of muscle health. The associations of repeated BIS measurements with functioning and nutritional status were investigated in nursing home residents suffering from poor health and disabilities. Methods: A total of 106 nursing ...

The T-junction of sensory neurons in the dorsal root ganglion (DRG) is a potential impediment to action potential (AP) propagation towards the central nervous system. Using intracellular recordings from rat DRG neuronal somata during stimulation of the dorsal root, we determined that the maximal rate at which all of 20 ...

OBJECTIVES: Polymyositis and dermatomyositis are characterised by muscle weakness and fatigue even in patients with normal muscle histology via unresolved pathogenic mechanisms. In this study, we investigated the mechanisms by which high mobility group box protein 1 (HMGB1) acts to accelerate muscle fatigue development. METHODS: Intact single fibres were dissociated ...

K(+) channels exhibit strong selectivity for K(+) ions over Na(+) ions based on electrophysiology experiments that measure ions competing for passage through the channel. During this conduction process, multiple ions interact within the region of the channel called the selectivity filter. Ion selectivity may arise from an equilibrium preference for ...

BACKGROUND AND PURPOSE: Induction of multidrug resistance by doxorubicin (DOX), together with non-specific toxicities, has restrained DOX-based chemotherapy. We have recently conjugated DOX with EGFR-binding peptide EBP, and demonstrated the enhanced anticancer efficacy and reduced systemic toxicity of DOX-EBP conjugate by targeting EGFR-overexpressing tumours. Here we investigated whether DOX-EBP was ...