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Gastroesophagal reflux disease (GERD)
Gastroesophageal reflux disease (GERD) is a common disease with a high prevalence worldwide and a great socioeconomic burden. GERD is a multifactorial disease in which anatomical and functional factors both play a pathogenetic role. The disease can manifest in various symptoms which can be grouped into typical, atypical and extra-esophageal symptoms. The pathophysiology of GERD is complex and not completely understood. An abnormal LES pressure and increased reflux during transient LES relaxations are believed to be key etiologic factors. Prolonged exposure of the esophagus to acid is another. Heartburn and acid regurgitation are the most common symptoms of GERD, although pathologic reflux can result in a wide variety of clinical presentations.
Gastric ulcers the cases and treatment
A gastric ulcer also known as stomach ulcer is an excoriated area of stomach caused principally by the digestive action of gastric juice Secretion in many ways the most common reasons are the taking non steroid anti-inflammatory drugs (NSAID) or an infection with Helicobacter pylori bacteria. It used to be Thought that stress or certain foods or drinking alcohol and smoking tobacco might cause stomach ulcer but in less cases. stomach ulcer can affect people of any age, including children, but mostly occur in people aged 50 or over. the common symptom is the pain in stomach and nausea with or without vomiting. the diagnosis through endoscopy is the best method to be sure about ulcer. the treatment of ulcer according to the reasons of ulcer is caused bacteria or not gastric ulcer It occurs in 80% of cases with the level of curvature The little one, especially the angle and antra, and effect men and women are the same.
Gases and Toxins that Cause Pulmonary Edema
Pulmonary edema is a major health problem in the lung, it is a cardinal feature of congestive heart failure. Pulmonary edema defined as excessive extravascular water in the lungs, is a common and serious clinical problem. Pulmonary edema can be life-threatening, but effective therapy is available to rescue patients from the deleterious consequences of disturbed lung fluid balance, which usually can be identified and, in many instances, corrected. So we like to talk about this common disease because of its importance and its wide spread around the world. Other important causes of pulmonary edema are human exposure to some gases and toxins, the most important of which is chlorine gas, phosgene, mustard gas, heroin, paraquat and ammonia. This research paper will discuss also the procedures that are included, as well as a wider knowledge of these toxins and gases.
Gas Adsorption Equilibria : Experimental Methods and Adsorptive Isotherms
This book is intended to present for the first time experimental methods to measure equilibria states of pure and mixed gases being adsorbed on the surface of solid materials. It has been written for engineers and scientists from industry and academia who are interested in adsorption-based gas separation processes and/or in using gas adsorption for characterization of the porosity of solid materials.Special emphasis is given to uncertainties of data and pros and cons of all measurement methods are offered.
Garlic Extract : Interaction with mechanisms of bacterial resistance
Garlic (Allium sativum) is a medicinal plant which has a diverse biological activities including antioxidant activity, antimicrobial activity, anticancer activity and others… In this article we are focusing on its antimicrobial effect which had been tested individually and in combination with two resisted antibiotics (Ampicillin, Ciprofloxacin) on 3 gram negative bacteria (Proteus mirabilis, klebsiella pneumoniae and Enterobacter aerogenes) to estimate the effect of garlic extract on the activity of the resisted drugs and bacterial resistance mechanism.
Gap Junctions in Development and Disease
Starting with a comprehensive review of the various mouse and human genes encoding the channel-forming protein connexin, further chapters describe the most important connexin mutations that lead to diseases such as hereditary deafness and female infertility in humans. Erroneous signaling mediated via connexin-protein interactions, thought to be responsible for disfunction of organs such as heart, muscle, brain, skin, lens, placenta, and endocrine tissue in mice and men, is also addressed.
Gaming, simulations and society : Research scope and perspective
The Japan Association of Simulation & Gaming (JASAG) and the Science Council of Japan (SCJ) hosted ISAGA 2003, the 34th annual conference of the International Simulation and Gaming Association (ISAGA), at Kazusa Akademia Park in Kisarazu, Japan,August 25–29, 2003. About 450 participants and guests attended,with 330 from Japan and 101 from 34 other countries. The number of submitted papers and reports exceeded 210, and in addition, many poster presentations and experiential sessions were held. This book is made up of 30 papers submitted to ISAGA 2003 and provides a good example of the diverse scope and standard of research achieved in simu- tion and gaming today.The theme of ISAGA 2003 was “Social Contributions and Responsibilities of Simulation and Gaming.”
Games and Simulations in Teacher Education
Includes more than twenty computer games and simulations for use in teacher training. Each of these simulations is innovative and presents an opportunity for pre-service teachers to have hands-on experience in an area of need prior to teaching in the classroom. Information on the simulation origins, including theoretical underpinnings, goals, characteristics, relevant research/program evaluation results, discussion of benefits and limitations as well as dissemination, recommended use, scope of practice, etc. of each game or simulation are included. Pre-service and new teachers will gain a number of useful skills through completion of these simulations and higher education faculty and administrators will gain a plethora of research-based and effective training tools for use in their teacher training programs.
Game Theory and Mutual Misunderstanding : Scientific Dialogues in Five Acts
This book consists of five acts and two interludes, which are all written as dialogues between three main characters and other supporting characters. Each act discusses the epistemological, institutional and methodological foundations of game theory and economics, while using various stories and examples. A featured aspect of those discussions is that many forms of mutual misunderstanding are involved in social situations as well as in those fields themselves. One Japanese traditional comic story called the Konnyaku Mondo is representative and gives hints of how our thought is constrained by incorrect beliefs. Each dialogue critically examines extant theories and common misunderstanding in game theory and economics in order to find possible future developments of those fields.
Game Theory : Decisions, Interaction and Evolution
This introduction to game theory is written from a mathematical perspective. Its primary purpose is to be a first course for undergraduate students of mathematics, but it also contains material which will be of interest to advanced students or researchers in biology and economics.An understanding of basic calculus and probability is assumed but no prior knowledge of game theory is required. Detailed solutions are provided for the numerous exercises.
Game Theory : A Multi-Leveled Approach
This book presents the basics of game theory both on an undergraduate level and on a more advanced mathematical level. It covers most topics of interest in game theory, including cooperative game theory. Part I presents introductions to all these topics on a basic yet formally precise level. It includes chapters on repeated games, social choice theory, and selected topics such as bargaining theory, exchange economies, and matching. Part II goes deeper into noncooperative theory and treats the theory of zerosum games, refinements of Nash equilibrium in strategic as well as extensive form games, and evolutionary games. Part III covers basic concepts in the theory of transferable utility games, such as core and balancedness, Shapley value and variations, and nucleolus. Some mathematical tools on duality and convexity are collected in Part IV. Every chapter in the book concludes with a problem section. Hints, answers and solutions are included.
Galois Theory
Classical Galois theory is a subject generally acknowledged to be one of the most central and beautiful areas in pure mathematics. This text develops the subject systematically and from the beginning, requiring of the reader only basic facts about polynomials and a good knowledge of linear algebra.The book discusses Galois theory in considerable generality, treating fields of characteristic zero and of positive characteristic with consideration of both separable and inseparable extensions, but with a particular emphasis on algebraic extensions of the field of rational numbers. While most of the book is concerned with finite extensions, it concludes with a discussion of the algebraic closure and of infinite Galois extensions.
Gallstones
Gallstones are hardened deposits of digestive fluid that can form in the gallbladder. the gallbladder is a small, pear-shaped organ on the right side of the abdomen, just beneath the liver. The gallbladder holds a digestive fluid called bile that's released into the small intestine. Gallstones range in size from as small as a grain of sand to as large as a golf ball. Some people develop just one gallstone, while others develop many gallstones at the same time.
Gallium Nitride Processing for Electronics, Sensors and Spintronics
Semiconductor spintronics is expected to lead to a new generation of transistors, lasers and integrated magnetic sensors that can be used to create ultra-low power, high speed memory, logic and photonic devices. Useful spintronic devices will need materials with practical magnetic ordering temperatures and current research points to gallium and aluminium nitride magnetic superconductors as having great potential.Gallium Nitride Processing for Electronics, Sensors and Spintronics details current research into the properties of III-nitride semiconductors and their usefulness in novel devices such as spin-polarized light emitters, spin field effect transistors, integrated sensors and high temperature electronics.
Galling Arthropods and Their Associates ; Ecology and Evolution
The book addresses recent developments in the ecology, evolution, systematics, physiology, and biodiversity of gall-inducing arthropods, with individual contri butions ranging in scope from detailed descriptions to profoundly synthetic stud ies. One underlying theme of the book is the various impacts of gall induction that indirectly affect insect communities on the host plant. The other important contri bution is the highly intricate and dynamic interactions between galling arthropods and their uniquely specialized host plants. Included also are chapters that discuss biodiversity and distribution patterns of gall-inducing arthropods, and biological control of invasive gall-inducing arthropods and of invasive trees. We believe that this book makes an important contribution to the knowledge of galling arthropods and their associates and to the development of robust, general principles of the ecology and evolution of these organisms.
Galileo Galilei - When the World Stood Still
"I, Galileo, son of the late Vincenzio Galilei, Florentine, aged seventy years ...kneeling before you Most Eminent and Reverend Lord Cardinals ...I abjure, curse, detest the aforesaid errors and heresies."The mathematician and physicist Galileo Galilei is one of the most famous scientists of all times. The story of his life and times, of his epoch-making experiments and discoveries, of his stubbornness and pride, of his patrons in the house of Medici, of his enemies and friends in their struggle for truth - all is brought vividly to life in this book. Atle Næss has written a gripping account of one of the great figures in European history.
Galaxy Formation and Evolution
An Astronomical Life – Observing the Depths of the Universe” Though science as a subject can be di?cult, what has been more important for me is that its practice can also be rewarding fun! This book is crafted to expose the reader to the excitement of modern observational cosmology through the study of galaxy evolution over space and cosmic time. Recent extragalactic research has led to many rapid advances in the ?eld. Even a suitable skeptic of certain pronouncements about the age and structure of the Universe should be pleased with the large steps that have been taken in furthering our understanding of the Universe since the early 1990’s. My personal involvement in galaxy research goes back to the 1960’s. At that point, galaxies were easily recognized and partially understood as organized c- lections of stars and gas. What their masses were presented a problem, which I supposed would just fade away. But fade it didn’t. Distant active nuclei and quasars were discovered in the mid-1960’s. A c- mon view of QSOs was that they have large redshifts, but what use are they for cosmology or normal galaxy astrophysics? I shared that conclusion. My expec- tions fell below their potential utility. In short, the Universe of our expectations rarely matches the Universe as it is discovered.
Galaxy Formation
This second edition of Galaxy Formation is an up-to-date text on astrophysical cosmology, expounding the structure of the classical cosmological models from a contemporary viewpoint. This forms the background to a detailed study of the origin of structure and galaxies in the Universe. The derivations of many of the most important results are derived by simple physical arguments which illuminate the results of more advanced treatments. A very wide range of observational data is brought to bear upon these problems, including the most recent results from WMAP, the Hubble Space Telescope, galaxy surveys like the Sloan Digital Sky Survey and the 2dF Galaxy Redshift Survey, studies of Type 1a supernovae, and many other observations.
Galaxies in Turmoil : The Active and Starburst Galaxies and the Black Holes That Drive Them
Active galaxies involve some of the most extreme conditions and some of the most intriguing phenomena found anywhere in the universe. Research students - and even established research astronomers - will also find this book invaluable as a quick reference to the properties of, and phenomena within, those types of active galaxies that may be outside their specialisms.
Galaxies in the Local Vol.
Studies of Nearby Galaxies are currently the focus of many observations and numerical simulations. This book presents an overview of the galaxies within the Local Volume (D < 10 Mpc), including the Local Group (D < 1 Mpc) and our closest neighbours, the Andromeda Galaxy and the Magellanic Clouds. Presented are the latest results from radio, infrared and optical surveys as well as detailed multi-wavelength studies of individual galaxies. Accurate distances are now available for the majority of Local Volume galaxies providing a true 3-dimensional view of their distribution and flow pattern as well as their star formation.
