98,297 papers found

Over the last ten years,-carboxyanhydrides (OCA) have attracted increasing attention as ring-opening polymerization (ROP) monomers. They are readily available from α-hydroxyacids and are significantly more reactive than 1,4-dioxane-2,5-diones. Thus, softer catalysts and milder reaction conditions can be used, all…

CONTEXT: Analysis of predictors of cardiac events in hereditary long-QT syndrome (LQTS) has primarily considered syncope as the predominant end point. Risk factors specific for aborted cardiac arrest and sudden cardiac death have not been investigated. OBJECTIVE: To identify risk factors associated with aborted cardia…

The objective of the present study was to investigate the most critical issues associated with the limited genetic progress evidenced in the Argentinean Holstein ("Holando Argentino") breed in the last 20 years (only 26% of the phenotypic trend in milk yield was due to genetics). The study comprised the analysis…

The majority of archeological work in Micronesia has occurred in the last 5 years. Prehistoric peoples moved into this area from two separate areas-insular southeast Asia and eastern Melanesia. The high islands of western Micronesia were settled at least 4000 years ago. Settlement in eastern Micronesia occurred at leas…

This review examines the concentration of seven major cannabinoids, including Δ-tetrahydrocannabinol (THC) and cannabidiol (CBD), in illicit herbal cannabis products seized by the Drug Enforcement Administration (DEA) over the last 10 years in the United States. Cannabis samples received from DEA regional laborat…

BACKGROUND: The burden of paediatric HIV in South Africa has shifted to older children and adolescents. Nevertheless, information on long-term treatment outcomes of perinatally HIV-infected (PHIV) children is limited. OBJECTIVES: To examine long-term immunological and virological outcomes of children who were in care…

PURPOSE: To compare immediate and 5 years postoperatively visual acuity (VA), after uncomplicated cataract surgery and emphasizing the main causes of visual acuity loss. MATERIAL AND METHODS: This is a retrospective study that included 475 eyes that underwent uncomplicated cataract surgery between 2003-2007 by the sam…

. This study assessed musculoskeletal disorders (MSDs) and their correlates among heavy load carriers in Yaounde city, Cameroon.. A descriptive cross-sectional study was conducted on 301 healthy male handlers. Descriptive statistics were used to determine prevalence while logistic regression was performed to determine…

Background. Proximal femur defects resulting from tumor resections can be repaired with various types of hip endoprostheses. Major surgical procedures involving muscle detachments and extensive endoprosthesis implantation are prone to deep infections and the hip instability. The purpose of our study was to assess the o…

Imprisoned women are at increased risk of cervical cancer but less likely to have been screened for this disease. There is very little information on the situation in prisons in the UK but this study indicates that, as anticipated, these women are less likely to have been screened in the last five years than women gene…

The six major research advances in metabolic and hormonal controls of food intake that have altered the direction or have broadened the scope of the field in the last 25 years are discussed. The advances selected are: (1) GI processes and meal termination-the CCK pathway; (2) Brain insulin hypothesis; (3) Glucose-depen…

Mammography is generally recommended for breast cancer survivors. However, discussion is ongoing about stopping surveillance mammography when life expectancy is <5-10 years as the benefit of screening might be diminished toward the end of life. The utilization pattern of mammography in the last year of life among this…

OBJECTIVES: Nonsmall cell lung cancer (NSCLC) is a multifactorial disease, and differences in the characteristics of surgical patients may develop over the years. This study aimed to evaluate the patients who underwent curative surgical resection for NSCLC in the past 20 years at our center and analyze the changes in t…

The author reviewed pathologic features of 37 cases of malignant lymphoma in the gastrointestinal organs in the last 10 years in our pathology laboratory. The current WHO classification was adopted. The 37 cases consisted of 20 males and 17 female, and the age ranged from 46 to 89 years with a median of 69 years. Of th…

The palynogical data of two sites from northeastern Fram Strait (MSM5/5-712 and PS2863) encompassing the last 23,000 years are presented here. The data set first includes the palynomorph concentrations: dinocysts (cysts/g) and their fluxes (cysts/cm/yr) as well as pollen grains, spores, organic linings,, reworked palyn…

BACKGROUND: Patient and graft survival rates after pediatric kidney transplantation have improved recently. Therefore, the quality of life or social outcome after kidney transplantation has become important for patients and their families. METHODS: Patients who underwent kidney transplantation at&#x2009;<&#x2009;18&#x…

In the last 20 years, the prevalence of peripheral artery disease has increased by 72%, with affected patients facing a 5% to 10% risk at 5 years of developing chronic limb-threatening ischemia. Approximately 20% of patients with limb-threatening ischemia have no revascularization options and may face amputation. Venou…