Results 21 to 30 of about 2,312,921 (342)
Pyridoacridines in the 21st Century [PDF]
This minireview summarizes the work developed during this century with compounds containing the pyridoacridine scaffold in its different isomeric forms. The isolation of natural products, syntheses, bioactivities, chelation capacity, and other properties of compounds containing this framework are discussed.
John A. Joule, Mercedes Álvarez
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Purpose/Objective(s): Herein, we report the results of an IRB-approved phase II trial of Varian Trilogy/TrueBeam-based SABR monotherapy for low-risk prostate cancer using the Calypso® System to provide real-time electromagnetic tracking of the prostate ...
Constantine Anastasios Mantz
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Metastatic breast cancer (BC) is considered incurable, and it is generally treated with sequential single-agent therapies to control it with palliative intent. Cyclin-dependent kinase 4/6 inhibitors (CDK4/6i) are used in the front-line setting of hormone
Isabella O. Wender+2 more
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Urban land expansion is one of the most visible, irreversible, and rapid types of land cover/land use change in contemporary human history, and is a key driver for many environmental and societal changes across scales. Yet spatial projections of how much
Jing Gao, B. O’Neill
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Accelerators in the 21st Century [PDF]
More than 30,000 accelerators are in operation worldwide. Of these less than 1% are devoted to basic research. Prominent among the latter are high-energy particle colliders - powerful engines of discovery and precision measurement, which have played an essential role in establishing the standard model of particle physics.
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The effect of polyethylene polyimine on the dispersion of aluminum powder in silicone enamel [PDF]
This article presents the results of a study that showed that the addition of polyethylene polyimine to industrial silicone enamel KO-814 improves the dispersion of aluminum pigment and the quality of coatings. The study showed that the maximum effect is
Kryuchkov V.
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The TripleSat constellation: a new geospatial data service model
With the increase of different sensors, applications and customers, the demand from data providers and users is for a new geospatial data service model, which supports low cost, high dexterity, and which would provide a comprehensive service.
Qiang Wen+9 more
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Virology in the 21st Century [PDF]
The editors of the Journal of Virology are in a privileged position to observe our field grow and develop. While the rational prediction of things to come is based on extrapolation of what we know now, we cannot anticipate the surprises that result from the serendipity of research.
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Epidemiology of Atrial Fibrillation in the 21st Century
Supplemental Digital Content is available in the text. Accompanying the aging of populations worldwide, and increased survival with chronic diseases, the incidence and prevalence of atrial fibrillation (AF) are rising, justifying the term global epidemic.
J. Kornej+3 more
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This study brings attention to the determinants of 21st-century skills and 21st-century digital skills. The following skills are investigated: technical, information, communication, collaboration, critical thinking, creativity, and problem-solving skills.
Ester van Laar+3 more
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