The presence of amino acid nitrogen in the non-protein nitrogen fraction of blood plasma was first established in 1912 by Van Slyke and Meyer (1). Chemical, microbiological, and chromatographic techniques have subsequently been employed to determine many of the individual amino acids which contribute to the total or-amino nitrogen as currently measured by the ninhydrin-CO2 method of Hamilton an...

BACKGROUND School recess provides a daily opportunity for children to engage in physically active behaviours. However, few studies have investigated what factors may influence children's physical activity levels in this context. Such information may be important in the development and implementation of recess interventions. The aim of this study was to investigate the association between a rang...

PURPOSE Results of the association between coffee consumption (CC) and the risk of prostate cancer (PC) are still controversy. Based on published relevant studies, we conducted an up-to-date meta-analysis to investigatethis issue. MATERIALS AND METHODS The protocol used in this article is in accordance with the PRISMA checklist. Eligible studies were screened and retrieved by using PUBMED and...

The aim of this article was to report on the attitudes, opinions and confidences of final year dental students in three European schools towards the restoration of posterior teeth and in particular towards the use of amalgam and resin composite. One hundred and twenty-eight pre-piloted questionnaires were distributed to final year dental students in Cardiff, Dublin and Malmö. The questionnaire ...

Image compression for multi-view autostereoscopic displays is one of the major governing factors for the development and acceptance of 3D technology. For example: the multi-view autostereo display developed at Cambridge uses between six and twenty-eight distinct views of the scene, each view being a complete image of the scene taken from a particular view point. Therefore it is of prime importa...

We consider the integrated workforce planning and allocation problem for a high volume manufacturing facility that operates in two non-overlapping shifts of twelve hours each day, with twenty eight shifts for a two week planing period. In such facilities, operational workforce planning is typically carried out in two steps consisting of the multishift assignments and the single-shift allocation...

OBJECTIVES The purpose of this study was to evaluate self-reported oral health attitude and behavior among a group of Turkish dental students and to compare differences in oral health attitudes between years of study and gender. METHODS This study included 267 (153 female, 114 male) dental students. A modified English version of Hiroshima University Dental-Behavioral Inventory (HU-DBI) which ...

Mural paintings in Carmona (Spain), Herberstein (Austria) and Greene (Germany), showing visible deterioration by microorganisms, were sampled to investigate the biodiversity of the heterotrophic bacteria present. Four hundred twenty-eight bacterial strains were isolated from which 385 were characterized by fatty acid methyl ester analysis (FAME). The isolates were grouped into 41 clusters on th...

BACKGROUND This study evaluated the effectiveness of an infant oral health care educational intervention on the knowledge of female dental students at King Saud University in Riyadh city. METHODS One hundred and twenty-eight students participated in the study. The participants were from different levels in the dental college, ie, second year (D2), third year (D3), fourth year (D4), and fifth ...

BACKGROUND Despite the established benefits of cardiac rehabilitation (CR) attendance rates remain variable. Physical barriers to attendance have been extensively investigated but relatively less is known about the relationship between attendance at CR and psychosocial variables such as illness perceptions and social isolation. AIM To examine the influence of socio-demographic factors, illnes...