Water treatment facilities strive to provide potable drinking water to the community which they service. The most common way of insuring drinkable water that is free of pathogens is water chlorination, but this can lead to the production of...
Educational evaluation; Educational tests and measurements; Science--Study and teaching (Elementary)
Formative assessment is frequently used by educators, but when asked to define, responses tend to vary widely. In essence, formative assessment is when teachers and students engage in instructional conversations discussing content information and...
Outerplanar graphs are planar graphs that have a plane embedding in which each vertex lies on the boundary of the exterior region. An outerplanar graph is maximal outerplanar if the graph obtained by adding an edge is not outerplanar. Maximal...
An individual's role set consists of a variety of different roles (Biddle, 1979; Madsen & Hammond, 2005). Parent, spouse, student, and even sports fan, all constitute roles within one's role set. Fulfilling role demands requires time, energy,...
Tobacco smoke is a strong and independent risk factor for several chronic systemic diseases and also increases susceptibility to a multitude of bacterial infections, including periodontal infections. Periodontitis is a chronic inflammatory disease...
Periodontitis--Age factors; Natural immunity; Age factors in disease
Periodontal disease arises from excessive host inflammatory responses to the tooth-associated microbial biofilm, known as dental plaque. Severity ranges from superficial inflammation of the gingivae (gingivitis) to extensive destruction of...
Chlamydia trachomatis is an obligate intracellular pathogen that utilizes a type III secretion system to enter mammalian cells and establish an intracellular niche. TARP, the translocated actin recruitment protein, is a chlamydial invasion protein...
Lung cancer is the deadliest type of known cancer in the United States, claiming hundreds of thousands of lives each year. However, despite the high mortality rate, the 5-year survival rate after resection of Stage 1A non–small cell lung cancer...
Varnish and its use has been known since ancient times. Altho the knowledge of varnish has been attributed to the Japanese as early as 500-600 B.C., Tschirsch and A.D. Stevens say that the Japs did not possess this art originally, but that they...
A wireless sensor network consists of a large number of low-power nodes equipped with wireless radio. For two nodes not in mutual transmission range, message exchanges need to be relayed through a series of intermediate nodes, which is a process...
Background The anthracycline doxorubicin (DOX) is widely used as an effective antineoplastic drug. Cardiotoxicity leading to congestive heart failure is the primary factor limiting the clinical use of DOX. However, although a variety of approaches...
Worry in children; Anxiety in children; Cognition in children; Child psychology
Although worry is common in children, little is known about its development and maintenance. The current study reviews several areas of the literature to inform a comprehensive cognitive model of clinical worry in children. Parental influences on...
There is relatively little known about how criminal justice system actors perceive sex
offenders and the fairness, efficacy, and scope of policies aimed at sex offenders.
Similarly, there is sparse research that specifically examines the attitudes,...
Shen, Fu, 1763-ca. 1808. Fu sheng liu ji; Shen, Fu, 1763-ca. 1808--Criticism and interpretation; Chinese literature--Qing dynasty, 1644-1912--History and criticism; Conduct of life in literature
This study endeavored to provide a new path to understand Fusheng liu
ji (Six Chapters of a Floating Life) by Shen Fu in the middle of the Qing
Dynasty (1636-1911). Shen Fu recorded his love story with his wife Chen Yun and his life as a Chinese...
Remote terminal units (RTUs) are perimeter supervisory control and data acquisition (SCADA) devices that measure and control actual physical devices. Cyber security was largely ignored in SCADA for many years, and the cyber security issues that now...
This treatise is not intended to cover the whole field of Rural Sociology. It deals briefly with the more important phases of the subject. Perchance many important problems have been omitted which the reader will call to mind. This will go to show...
Research literature acknowledges the importance of teacher leadership in school reform initiatives. The literature is replete with qualitative studies describing the experience of teacher leadership in its variety of enactments. The meager amount...
The Chautauqua movement has been called "culture under canvas" and "the university of the people." What began as a training camp for Sunday School teachers on the shores of Lake Chautauqua in western New York State in the...
Item response theory; Goodness-of-fit tests; Monte Carlo method
Item response theory (IRT) is expanding to diverse research settings, without accompanying access to easily implemented model fit methods. One simple model fit approach involves x2/df ratios. However, its utility is not known across several...
It shall be the object of this investigation to measure the hydrogen ion concentration in lead acetate solutions and to apply the measurements to the control of color in the preparation of chrome yellow pigments. Lead acetate solutions of high...
