In breast cancer, the HER2 receptor tyrosine kinase is associated with extremely poor prognosis and survival. Notch signaling has a key role in cell-fate decision especially in cancer-initiating cells. The Notch intracellular domain produced by Notch cleavage is translocated to the nucleus where it activates transcription of target genes. To ...

A 2 yr old castrated male cat presented to an emergency referral facility for several episodes of gagging, nonproductive coughing, and increased respiratory effort. He was diagnosed with inspiratory stridor and referred to another emergency referral practice for further diagnostics. Three separate, sedated oral examinations, nasal computed tomography (CT), rhinoscopic ...

The development of functional 1,8-naphthalimide derivatives as DNA targeting, anticancer and cellular imaging agents is a fast growing area and has resulted in several such derivatives entering into clinical trials. This review gives an overview of the many discoveries and the progression of the use of 1,8-naphthalimides as such agents ...

BACKGROUND: Concurrent chemoradiotherapy (CRT) is a potentially curative non-surgical option for locally advanced esophageal cancer, with pathological complete response (CR) ranging from 13 to 49 %. The rate of persistent and recurrent disease within the esophagus remains high at 40-60 %, and treatment of these tumors may improve disease-free survival. The aim ...

Abstract About 15-20% of patients with Hodgkin's lymphoma (HL) treated with ABVD chemotherapy ± radiotherapy still die following relapse or progressive disease. Outcome might be influenced by gene polymorphisms influencing chemotherapy metabolism. We studied 126 patients with HL treated with ABVD regimen. We analyzed glutathione S-transferases (GSTT1, GSTM1 and GSTP1), ...

BACKGROUND: When surgeons decide to perform lobectomy as the treatment of papillary thyroid carcinomas (PTCs), they must consider the possibility of contralateral cancer. We wanted to determine the incidence of bilateral PTCs (bPTCs) and analyze their characteristics. We also wanted to determine how many patients with bPTC were missed preoperatively. ...

Although neoadjuvant chemoradiotherapy has been tested for more than two decades and can be safely delivered to patients with non-metastatic pancreatic cancer, no randomised trials have been reported until now. Here we provide an overview of the first randomised trial in patients with potentially resectable cancer and of the latest ...

Natural attenuation processes valorization for PAH-contaminated soil remediation has gained increasing interest from site owners. A misunderstanding of this method and a small amount of data available does not encourage its development. However, monitored natural attenuation (MNA) offers a valuable, cheaper and environmentally friendly alternative to more classical options such ...

BACKGROUND AND STUDY AIMS: Biliary complications are one of the most serious morbidities after liver transplantation. Inside-stent is a plastic stent placed above the sphincter of Oddi without endoscopic sphincterotomy against biliary strictures. Our aims were to analyze the long-term efficacy of inside-stent placement in patients with biliary stricture after ...

For cesarean hysterectomy with placenta previa accreta, "universally achievable" measures are required. We propose eight measures: 1) placement of intra-iliac arterial occlusion balloon catheters, 2) placement of ureter stents, 3) "holding the cervix" to identify the site to be transected, 4) uterine fundal incision, 5) avoidance of uterotonics, 6) "M ...

Both vitamin D (VD) signaling and Nur77 are implicated in dopaminergic neurotransmission and dopamine-related neuropsychiatric disorders, such as schizophrenia and Parkinson's disease. Developmental vitamin D (DVD) deficiency rats exhibit schizophrenia-like behaviors and disturbance of dopamine system, which could be partly normalized by haloperidol treatment. By blocking dopamine D(2) receptor, haloperidol ...

Association between cancer and thrombosis is well-known and occurrence of thrombotic complications in patients with malignancies commonly correlates with poor prognosis[1]. The protein C pathway is the main natural in-vivo anticoagulant mechanism and abnormalities such as acquired activated protein C (APC) resistance or congenital APC resistance, mostly due to factor ...

To determine whether enhanced oxidative stress during pregnancy impairs vascular endothelial function and improves after delivery in preeclamptic women, we measured serum parameters of oxidative stress and endothelial function during pregnancy and 1 month after delivery in women with or without preeclampsia. We evaluated 18 participants with uncomplicated pregnancies, 11 ...

A diketopyrrolopyrrole-thiazolothiazole copolymer with a short π-π stacking distance (3.52 Å), due to the introduction of heteroaromatic rings, exhibits a high charge mobility above 3.40 cm(2) V(-1) s(-1) at a relatively gentle annealing temperature.

Previous research has demonstrated that participants remember significantly more survival-related information and more information that is processed for its survival relevance. Recent research has also shown that survival materials and processing result in more false memories, ones that are adaptive inasmuch as they prime solutions to insight-based problems. Importantly, false ...

PURPOSE: To highlight meningoencephalitis as a transient ischaemic attack (TIA) mimic and suggest clinical clues for differential diagnosis. METHODS: This was an observational study of consecutively admitted patients over a 9.75-year period presenting as TIAs at a stroke unit. RESULTS: A total of 790 patients with TIAs and seven with ...

Scapholunate advanced collapse (SLAC) and scaphoid nonunion advanced collapse (SNAC) are the two most common patterns of posttraumatic wrist arthritis. This review discusses the etiology and clinical evaluation, as well as up-to-date treatment options, for both of these conditions. Classic as well as newer innovative techniques are discussed with clinical ...

The purpose of this study was to develop a raloxifene-loaded solid dispersion with enhanced dissolution rate and bioavailability via spray-drying technique. Solid dispersions of raloxifene (RXF) were prepared with PVP K30 at weight ratios of 1:4, 1:6 and 1:8 using a spray-drying method, and characterized by differential scanning calorimetry, X-ray ...

Four new metabolites M-1 [1,2,18,19-tetradehydro-4-demethyl-3,17-epoxy-7,20(2H,19H)-cyclovobasan], M-2 [1,2,4,21,18,19-hexadehydro-4-demethyl-3,17-epoxy-7,20(2H,19H)-cyclovobasan], M-3 [1,2,18,19-tetradehydro-4-demethyl-4-formaldehyde-3,17-epoxy-7,20(2H,19H)-cyclovobasan], and M-4 [1,2,4,21,18,19-hexadehydro-4-demethyl-4-oxy-3,17-epoxy-7,20(2H,19H)-cyclovobasan] were isolated from the chloroform extract of koumine incubated with phenobarbital-treated rat liver microsomes. The structures of M-1, M-2, M-3, and M-4 were elucidated by spectroscopic methods including ESI-TOF-MS, 1D, and 2D NMR experiments. The metabolic pathway of ...

OBJECTIVE: To examine the link between binge eating, executive functioning, and behavioral impulsivity. METHOD: Fifty women who reported engaging in weekly binge eating in the absence of regular compensatory behaviors and 66 women with no history of binge eating completed several self-report questionnaires and a brief neuropsychological battery, including the ...

ABSTRACT: BACKGROUND: Since we were able to isolate viable virus from brain and lung of H7N1 low pathogenic avian influenza virus (LPAIV) infected chickens, we here examined the distribution of different LPAIV strains in chickens by measuring the viral AI RNA load in multiple organs. Subtypes of H5 (H5N1, H5N2), ...

Occupational manganese (Mn) overexposure leads to accumulation in the brain and has been shown to cause progressive, permanent, neuro-degenerative damage with syndromes similar to idiopathic Parkinsonism. Mn is transported by an active mechanism across neural barriers (NB) finally into the brain; but to date, modes of Mn neurotoxic action are ...

Anticoagulation with warfarin is the leading cause for emergency hospitalizations due to adverse drug events in elderly Americans [1]. In one third of those events warfarin alone or in combination with other dugs was identified as the cause. Antiplatelet agents were the third leading cause (13.3%) and thus in half ...

PURPOSE: To determine the safety of fluconazole in neonates and other paediatric age groups by identifying adverse events (AEs) and drug interactions associated with treatment. METHODS: A search of EMBASE (1950-January 2012), MEDLINE (1946-January 2012), the Cochrane database for systematic reviews and the Cumulative Index to Nursing and Allied Health ...

Surrogate species are used in standard toxicity tests for the environmental risk assessment of chemicals. Test results are then extrapolated to the situation in the field, which is often associated with a large degree of uncertainty. Since a vulnerable species in the field is not only characterised by its intrinsic ...

Short-course antiretroviral therapy (ART) in primary human immunodeficiency virus (HIV) infection may delay disease progression but has not been adequately evaluated. We randomly assigned adults with primary HIV infection to ART for 48 weeks, ART for 12 weeks, or no ART (standard of care), with treatment initiated within 6 months ...

The relationship between the timing of the initiation of antiretroviral therapy (ART) after infection with human immunodeficiency virus type 1 (HIV-1) and the recovery of CD4+ T-cell counts is unknown. In a prospective, observational cohort of persons with acute or early HIV-1 infection, we determined the trajectory of CD4+ counts ...

Training during a sensitive period in development may have greater effects on brain structure and behavior than training later in life. Musicians are an excellent model for investigating sensitive periods because training starts early and can be quantified. Previous studies suggested that early training might be related to greater amounts ...

ABSTRACT: BACKGROUND: B-cell dysregulation has been implicated but not fully characterized in pediatric opsoclonus-myoclonus syndrome (OMS), a neuroblastoma-associated neuroinflammatory disorder. OBJECTIVE: To assess the role of B-cell activating factor (BAFF) and a proliferation-inducing ligand (APRIL), two critical B cell-modulating cytokines, as potential biomarkers of disease activity and treatment biomarkers in ...

AIMS: Hydrogen sulphide levels are reduced in many disease states, including diabetes and end-stage renal disease. We aimed to determine whether urinary sulphate excretion, as a proxy for hydrogen sulphide, was associated with progression of diabetic nephropathy. METHODS: We conducted a post-hoc study of a prospective, randomized, controlled trial on ...

Redox-inactive metal ions play pivotal roles in regulating reactivities of high-valent metal-oxo species in a variety of enzymatic and chemical reactions. A mononuclear nonheme manganese(IV)-oxo complex bearing a pentadentate N5 ligand has been synthesized and used in the synthesis of a Mn(IV)-oxo complex binding scandium ions. The Mn(IV)-oxo complexes are ...

ABSTRACT: BACKGROUND: In this study we evaluated a novel approach to guide the bone marrow-driven articular cartilage repair response in skeletally aged rabbits. We hypothesized that dispersed chitosan particles implanted close to the bone marrow degrade in situ in a molecular mass-dependent manner, and attract more stromal cells to the ...

INTRODUCTION: Hospitality sector employees constitute one of the key groups with respect to their secondhand tobacco smoke exposure at work. This study aimed to detect urinary cotinine and breath carbon monoxide (CO) levels among bar and restaurant employees in Ankara, as well as the employees' opinions on the new antitobacco ...

This study explored how locus of control (LOC), depression and quality of life (QOL) interplay in patients with sickle cell disease. One hundred and forty-three sickle cell clinic patients with consecutive clinic consultations completed the Multidimensional Health Locus of Control and Short Factor 36 (SF-36) scales as well as the ...

According to European legislation, an Environmental Risk Assessment (ERA) of veterinary medicinal products (VMPs) for dung fauna is required in the authorization process if the substance acts as a parasiticide for the treatment of pasture animals. In the past, however, the demonstration of the environmental safety of those VMPs for ...

Oocytes isolated from cows of reproductive age with reduced antral follicle counts (AFC) have a diminished capacity of embryonic development, which may be related to alterations in the mechanism that directs the proper segregation of chromosomes. Since we demonstrated that progesterone receptor membrane component 1 (PGRMC1) is involved in chromosome ...

Cross-correlation of neural discharges was used to investigate the connections between expiratory bulbospinal neurons (EBSNs) in the caudal medulla and expiratory motoneurons innervating thoracic and abdominal muscles in anesthetized cats. Peaks were seen in the cross-correlation histograms for around half of the EBSN-nerve pairs for the following: at T8, the ...

Allergen-specific IgE has long been regarded as a major molecular component of allergic asthma. Additionally, there is increasing evidence of the important roles of IL-33 in the disease. Here, we show that IL-33 and alveolar macrophages play essential roles in the exacerbation of IgE-mediated airway inflammation and remodeling. BALB/c mice ...

A simple and ultrasensitive label-free microRNA (miRNA) biosensor, based on hybridized miRNA-templated deposition of an insulating polymer film and electrochemical impedance spectroscopic detection, is described in this report. The biosensor is made of a monolayer of charge-neutral morpholino capture probes on an indium tin oxide (ITO)-coated glass slide. Upon hybridization, ...

ObjectiveTo evaluate optical rhinometry (ORM) using nasal provocation testing (NPT) as an objective tool to diagnose fungal allergic rhinitis (AR).Study DesignProspective.SettingTertiary academic center.MethodsWe prospectively enrolled healthy controls (HCs) and subjects with a clinical history of AR and positive skin prick test to Alternaria or Aspergillus antigens. Baseline measurements with an ...

Retroviral Gag proteins direct virus particle assembly from the plasma membrane (PM). Phosphatidylinositol- (4, 5)-bisphosphate [PI(4,5)P(2)] plays a role in PM targeting of several retroviral Gag proteins. Here we report that depletion of intracellular PI(4,5)P(2) and phosphatidylinositol (3, 4, 5)-triphosphate [PI(3,4,5)P(3)] levels impaired Rous sarcoma virus (RSV) Gag PM localization. ...

Adolescence in humans represents a unique developmental time point associated with increased risk-taking behavior and experimentation with drugs of abuse. We hypothesized that exposure to drugs of abuse during adolescence may increase the risk of addiction in adulthood. To test this, rats were treated with a subchronic regimen of morphine ...

Transcranial magnetic stimulation and deep brain stimulation have emerged as therapeutic modalities for treatment refractory depression; however, little remains known regarding the circuitry that mediates the therapeutic effect of these approaches. Here we show that direct optogenetic stimulation of prefrontal cortex (PFC) descending projection neurons in mice engineered to express ...

Enhanced photoelectrochemical (PEC) performances of Ga(2)O(3) and GaN nanowires (NWs) grown in situ from GaN were demonstrated. The PEC conversion efficiencies of Ga(2)O(3) and GaN NWs have been shown to be 0.906% and 1.09% respectively, in contrast to their 0.581% GaN thin film counterpart under similar experimental conditions. A low ...

FGF23 plays a crucial role in renal phosphate regulation, exemplified by the causal role of PHEX and DMP1 mutations in X-linked hypophosphatemic rickets and autosomal recessive rickets type 1, respectively. Using whole exome sequencing we identified compound heterozygous mutations in FAM20C in two siblings referred for hypophosphatemia and severe dental ...

OBJECTIVE: Iodine deficiency has recently been found in UK young and pregnant women, which is of concern given the importance of adequate iodine intake in pregnancy for fetal brain development. The WHO recommends that iodine deficiency in a population should be corrected through salt iodisation but there is a lack ...

Morphological stability of polymer films is critically important for their applications as functional materials. The deformation of polymer surface at nanoscale may be significantly influenced due to the geometrical confinement. Herein, we constructed a mechanically heterogeneous polymer surface by phase separation in a thin polymer film and investigated the deformation ...

Previous reports indicate a potential role for calcitonin in the treatment of osteoarthritis (OA). To evaluate this potential therapeutic role, we investigated the effect of calcitonin pretreatment on the activation of mitogen-activated protein kinase (MAPK) signaling and the expression of MMP-13 in IL-1β-induced chondrocytes, and further assessed its protective effect ...

OBJECTIVE: To examine whether the recent increasing prevalence of obesity was accompanied by variations in energy and macronutrient intakes by weight status. DESIGN: Time series of cross-sectional surveys. SETTING: National Health and Nutrition Examination Surveys (NHANES) in the USA. SUBJECTS: Adult participants of NHANES I (1971-1974), II (1976-1980), III (1988-1994) ...

ABSTRACT: BACKGROUND: Echocardiography (echo) is a first line test to assess cardiac structure and function. It is not known if cardiovascular magnetic resonance (CMR) with late gadolinium enhancement (LGE) ordered during routine clinical practice in selected patients can add additional prognostic information after routine echo. We assessed whether CMR improves ...