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Books > Medicine > Pre-clinical medicine: basic sciences > General
The occurrence of a wide variety of metal-carbon bonds in living organisms, ranging from bacteria to humans, is only recently recognized. Of course, the historical examples are the B12 coenzymes containing cobalt-carbon bonds, but now such bonds are also known for nickel, iron, copper, and other transition metal ions. There is no other comparable book; MILS-6, written by 17 experts, summarizes the most recent insights into this fascinating topic.
Recent progress in brain science has been remarkable, especially with regard to advances in the area of neuroscience. Particularly in the past decade, there have been many important discoveries about signal transduction in the brain. With this background, biological research in affective disorders has become well developed in relation to neural signaling. However, this field is fairly hard to understand comprehensively, and there is relatively little integrative work with clinical psychiatry in spite of the involvement of a wide variety of scien tific disciplines. This monograph brings together up-to-date reviews from several young Japanese scientists who work in basic and clinical neuroscience. The intention is to explain in plain language the information that has evolved on signal transduction in terms of the biological abnormalities and mechanisms of anti depressants. The model shown on the cover (and on page 24) is intended to help the reader understand signal transduction in the brain and the patho physiology of affective disorders as well as the mechanisms of antidepressants.
Applications of microbial nanotechnology are currently emerging with new areas being explored. Biosynthesis of nanomaterials by microorganisms is a recently attracting interest as a new, exciting approach towards the development of 'greener' nanomanufacturing compared to traditional chemical and physical approaches. This book will cover recent advances of microbial nanotechnology in agriculture, industry, and health sectors.
The ubiquitin system has two major functions in eukaryotic cells: it r- ulates protein degradation, which is essential for normal cellular fu- tion and for the removal of potentially harmful, damaged, or misfolded proteins, and it controls protein activity by regulating protein-protein interactions and subcellullar localization. The ubiquitin system is thus involved in processes as diverse as cell cycle progression, signal tra- duction, gene transcription, and DNA repair. Not surprisingly, defects in the ubiquitin system have been linked with numerous diseases such as cancer, in?ammation, central nervous system disorders, and metabolic dysfunction. Ubiquitin is a highly conserved 76-amino acid protein which is transferred to its target protein in an ATP-dependent manner. This post-translational modi?cation takes place in a hierarchical, three-step fashion involving an E1 ubiquitin-activating enzyme, an E2 ubiquit- conjugating enzyme, and an E3 ubiquitin ligase. Substrate speci?city is predominantly controlled by members of a large family of E3 - zymes, which form complexes with the proteins that will be modi?ed. This ultimately leads to the covalent attachment of the C-terminus of ubiquitin to usually an?-amino group of a lysine residue in the targeted protein. Additional ubiquitin transfer to lysine-48 of ubiquitin itself will form a polyubiquitin chain, which usually targets the conjugate for degradation by the proteasome. By contrast, mono- or polyubiquityla- VI Preface tion involving lysine-63 is normally involved in the control of protein activity. Ubiquitylation can be reverted by deubiquitylating enzymes, of which approximately 95 exist in mammals.
Membrane processes today play a signifi cant role in the replacement therapy for acute and chronic organ failure diseases. Current extracorporeal blood purifi cation and oxygenation devices employ membranes acting as selective barriers for the removal of endogeneous and exogeneous toxins and for gas exchange, respectively. Additionally, membrane technology offers new interesting opportunities for the design of bioartificial livers, pancreas, kidneys, lungs etc. This book reviews the latest developments in membrane systems for bioartificial organs and regenerative medicine, investigates how membrane technology can improve the quality and efficiency of biomedical devices, and highlights the design procedures for membrane materials covering the preparation, characterization, and sterilization steps as well as transport phenomena. The different strategies pursued for the development of membrane bioartifi cial organs, including crucial issues related to blood/cell-membrane interactions are described with the aim of opening new and exciting frontiers in the coming decades. The book is a valuable tool for tissue engineers, clinicians, biomaterials scientists, membranologists as well as biologists and biotechnologists. It is also a source of reference for students, academic and industrial researchers in the topic of biotechnology, biomedical engineering, materials science and medicine.
The presentation and interpretation of visual information is essential to almost every activity in human life and most endeavors of modern technology. This book examines the current status of what is known (and not known) about human vision, how human observers interpret visual data, and how to present such data to facilitate their interpretation and use. Written by experts who are able to cross disciplinary boundaries, the book provides an educational pathway through several models of human vision; describes how the visual response is analyzed and quantified; presents current theories of how the human visual response is interpreted; discusses the cognitive responses of human observers; and examines such applications as space exploration, manufacturing, surveillance, earth and air sciences, and medicine. The book is intended for everyone with an undergraduate-level background in science or engineering with an interest in visual science. This second edition has been brought up to date throughout and contains a new chapter on "Virtual reality and augmented reality in medicine."
This uniquely accessible volume challenges professionals to understand-and help correct-health disparities, both at the patient level and in their larger social contexts. Dedicated to eradicating this ongoing injustice, contributors focus on marginalized populations, the role of healthcare systems in perpetuating inequities, the need for deeper engagement and listening by professionals, and the need for advocacy within professional education and the political/policy arena. The compelling case narratives at the core of the book illustrate the interrelated biopsychosocial components of patients' health problems and the gradations of learning needed for practitioners to address them effectively. The book's tools for developing a health disparities curriculum include a selection of workshop exercises, facilitator resources, and a brief guide to writing effective case narratives. A sampling of the narratives: "Finding the Person in Patient-Centered Health Care" (race/ethnicity/culture). "The Annual Big Girl / Big Boy Exchange" (gender). "Just Give Me Narcan and Let Me Go" (poverty/addiction). "Everyone Called Him Crazy" (immigration). "Adrift in the System" (disability). "Aging out of Pediatrics" (mental illness and stigma). "Time to Leave" (LGBT) A work of profound compassion, Health Disparities will be of considerable interest to researchers and practitioners interested in public health, population health, health disparities, and related fields such as sociology, social work, and narrative medicine. Its wealth of educational features also makes it a quality training text. "I was impressed when I read Health Disparities: Weaving a New Understanding through Case Narratives. As a patient who has experienced unpleasant situations in health care, I was moved to see that it was emotional and personal for the writers. The book confirms for me that the time is now for change to take place in our health care systems. I see this book as a light that can shine bright in the darkest places of health care. The editors have assembled a powerful book that provides all health professionals with specific steps they can take towards addressing and then eventually eliminating health disparities. A few steps that I really connected with were improving critical awareness, delivering quality care, listening and empathizing with patients and families, and advocating for changes. I recommend that anyone interested in working to improve health care obtain a copy of this book-it's filled with useful information that every medical professional should know. The book reminds me of a quote by Wayne Dyer, 'When you change the way you look at things, the things you look at change.'" -Delores Collins, Founder and Executive Director, A Vision of Change Incorporated, Certified Community Health Worker. Founder of The Greater Cleveland Community Health Workers Association.
For one-semester courses in human anatomy. A functional approach to human anatomy Human Anatomy, the #1 best-selling textbook for the human anatomy course, is widely regarded as the most readable and visually accessible book on the market. Using a functional anatomy theme, the text presents human anatomy as a well-illustrated "story" with the right amount of detail that learners can understand at an introductory level. Analogies and comparative descriptions make anatomical structures more memorable and understandable and explain how the shape and composition of structures allow them to perform their functions. The 9th Edition features new exercises and questions that help students learn and use anatomical language and interpret real-world medical images while learning basic human anatomy. Building on the functional anatomy approach of previous editions, selected illustrated tables have been enhanced to tell a more cohesive and logical "story" of human anatomy.
Cancer is an incredibly diverse and difficult disease to treat, and even after decades of research there is no definitive cure. Therefore, it is highly crucial to search for novel and new organic molecules with high potency, low toxicity, and low mutagenicity with selective anticancer properties that are able to overcome frequently developed resistance to available drugs. Heterocyclic anticancer agents are an important class of drugs for cancer therapies. This book explores different heterocycles and their use as anticancer therapies. Topics covered include different heterocyclic derivatives, the impact of heterocycles on anticancer agent development, and naturally occurring heterocycles.
Physical oncology has the potential to revolutionize cancer research and treatment. The fundamental rationale behind this approach is that physical processes, such as transport mechanisms for drug molecules within tissue and forces exchanged by cancer cells with tissue, may play an equally important role as biological processes in influencing progression and treatment outcome. This book introduces the emerging field of physical oncology to a general audience, with a focus on recent breakthroughs that help in the design and discovery of more effective cancer treatments. It describes how novel mathematical models of physical transport processes incorporate patient tissue and imaging data routinely produced in the clinic to predict the efficacy of many cancer treatment approaches, including chemotherapy and radiation therapy. By helping to identify which therapies would be most beneficial for an individual patient, and quantifying their effects prior to actual implementation in the clinic, physical oncology allows doctors to design treatment regimens customized to each patient's clinical needs, significantly altering the current clinical approach to cancer treatment and improving the outcomes for patients.
Animal cells present an extreme variability in their shapes in relation to their physiological properties. For instance, fibroblastic cells are tightly attached to the extra-cellular matrix and display a flattened, spindle-shaped morphology. Neuronal cells self-organize as a network through a complex branching of dendrites and a long axonal extension. Resting peripheral blood lymphocytes are poorly adhesive and maintain a spherical, smooth shape, while macroph- ages produce many pseudopodal extensions involved in the recognition of foreign molecules. In addition to the variability of the morphology of the cells that constitute different organs, many cell types also modify dynamically their morphology in response to environmental changes, leading to differential cell motility, migration, adhesion, polarity or intercellular contacts. This wide plasticity of cell morphology is promoted and maintained by the cytoskeleton, which is composed of the three interconnected actin micro filaments, tubulin microtubules and intermediate filaments networks, all capable of assembly and disassembly. Over the past few years, the Rho family of Ras-like GTPases emerged as key proteins that mediate extracellular signalling pathways leading to the forma- tion of polymerized actin-containing structures such as ruffles, lamellipodia and filopodia. Since the discovery of the first member RhoA in 1985, 13 mem- bers have so far been characterized in human cells. Most of Rho proteins are highly conserved between species as distant as yeast, slime mold, insects and mammals, which points to their fundamental role in cellular physiology.
This 8-volume set provides a systematic description on 8,350 active marine natural products from 3,025 various kinds of marine organisms. The diversity of structures, biological resources and pharmacological activities are discussed in detail. Molecular structural classification system with 264 structural types are developed. The 4th volume continuously illustrates the molecular formula and structures of alkaloids.
This volume is intended to complete the Cell Chemistry and
physiology module. It is about how the traditional boundaries of
cell chemistry and physiology are being erased by molecular
biology. We do not think it necessary to elaborate on this theme,
particularly since the body of core knowledge found in this volume
brings us a stage closer to answering the question, "what makes
cell biology into a new discipline?"
Due to recent advancements in the development of numerical algorithms and computational hardware, computer simulations of biological membranes, often requiring use of substantial computational resources, are now reaching a mature stage. Since molecular processes in membranes occur on a multitude of spatial and time scales, molecular simulations of membranes can also serve as a testing ground for use of multi-scale simulation techniques. This book addresses some of the important issues related to understanding properties and behavior of model biological membranes and it Shows how simulations improve our understanding of biological membranes and makes connections with experimental results. Presents a careful discussion of the force fields used in the membrane simulations including detailed all-atom fields and coarse-grained fields. Presents a continuum description of membranes. Discusses a variety of issues such as influence of membrane surfaces on properties of water, interaction between membranes across water, nanoparticle permeation across the membrane, action of anesthetics and creation of inhomogeneous regions in membranes. Discusses important methodological issues when using simulations to examine phenomena such as pore creation and permeation across membranes. Discusses progress recently achieved in modeling bacterial membranes. It will be a valuable resource for graduate students, researchers and instructors in biochemistry, biophysics, pharmacology, physiology, and computational biology.
Expert researchers who have developed and applied significant new assays describe in step-by-step detail a variety of methods for measuring a broad variety of hormones, related peptides, and synthetic steroids in various biological fluids. The hormones measured range from glucocorticoids in biological fluids, urinary steroids, aldosterone in blood, and plasma renin activity, to gut hormones in plasma, melatonin, prolactin, 6-sulfatoxymelatonin, and androgens in blood, saliva, and hair. The emphasis is on noncommercial assays so that investigators can set up novel methods suited to their special needs. Commercial assays are also described for comparative purposes. Tutorials on radioimmunoassay, gas chromatography-mass spectrometry, high-performance liquid chromatography, and PCR techniques help the reader to choose the best method for his or her purpose.
This book provides a comprehensive, state-of-the art review of intestinal polyposis syndromes. The book reviews the most up-to-date clinical, management, and genetic information regarding the continually evolving colorectal condition that manifests as a polyposis condition. It provides a reference for clinicians and researchers in understanding the complexity of intestinal polyposis and the importance of utilizing multiple modalities for the diagnosis, management and control of these conditions. It also provides an overview of what should alert a care provider to the possibility of a polyposis syndrome. Written by experts in their fields, Intestinal Polyposis Syndromes: Diagnosis and Management is a valuable resource for physicians and researchers who deal with the challenges of diagnosing and managing colorectal cancer and intestinal polyposis syndromes.
Biotechnology is a multidisciplinary field encompassing microbiology, bichemistry, genetics, molecular biology, chemistry, immunology, cell and tissue culture physiology. This book describes the recent developments in these areas. Current research topics such as Quorum sensing, Integrons, Phytomining are discussed, which would serve as an excellent reference work for both academicians and researchers in the field.
There is a renewed interest in the fundamentals of energy metabolism, yet most people base their understanding on the views of generalists expressed in elementary textbooks. New techniques that enable analysis of thousands of metabolites provide useful data, but do not themselves substitute for an understanding of the fundamentals of metabolism. While classical ideas of metabolism are also valuable, some earlier ideas have not withstood further investigation. This book presents a personal philosophy but rests on what is broadly accepted by metabolic biochemists over the past few decades.
This three-volume set explores Problems and Solutions in Medical Physics. These invaluable study guides should be used in conjunction with other key textbooks in the field to provide additional learning opportunities. Volume one explores Diagnostic Imaging Physics and contains problems and solutions on key imaging modalities, exploring X-ray, mammography, and fluoroscopy, in addition to computed tomography, magnetic resonance imaging, and ultrasonography. Volume two explores Nuclear Medicine and contains problems and solutions on radioactivity and nuclear transformation, radionuclide production and radiopharmaceuticals, non-imaging detectors and counters, instrumentation for gamma imaging, SPECT and PET/CT, imaging techniques, radionuclide therapy, internal radiation dosimetry, and quality control and radiation protection in nuclear medicine. Volume three explores Radiotherapy and contains problems and solutions on external beam therapy equipment, photon beam physics, radiation dosimetry, treatment planning for external beam radiotherapy, and external beam commissioning and quality assurance. Each chapter provides examples, notes, and references for further reading to enhance understanding. Features: Consolidates concepts and assists in the understanding and applications of theoretical concepts in medical physics Assists lecturers and instructors in setting assignments and tests Suitable as a revision tool for postgraduate students sitting medical physics, oncology, and radiology sciences examinations
Update your knowledge of the chemical, biological, and physical properties of liquid-liquid interfaces with Liquid-Liquid Interfaces: Theory and Methods. This valuable reference presents a broadly based account of current research in liquid-liquid interfaces and is ideal for researchers, teachers, and students. Internationally recognized investigators of electrochemical, biological, and photochemical effects in interfacial phenomena share their own research results and extensively review the results of others working in their area. Because of its unusually wide breadth, this book has something for everyone interested in liquid-liquid interfaces. Topics include interfacial and phase transfer catalysis, electrochemistry and colloidal chemistry, ion and electron transport processes, molecular dynamics, electroanalysis, liquid membranes, emulsions, pharmacology, and artificial photosynthesis. Enlightening discussions explore biotechnological applications, such as drug delivery, separation and purification of nuclear waste, catalysis, mineral extraction processes, and the manufacturing of biosensors and ion-selective electrodes. Liquid-Liquid Interfaces: Theory and Methods is a well-written, informative, one-stop resource that will save you time and energy in your search for the latest information on liquid-liquid interfaces.
This volume illustrates the extent to which the traditional
distinction between biochemical and physiological processes is
being obliterated by molecular biology. It can hardly be doubted
that the revolution in cell and molecular biology is leading to
core knowledge that provides an outline of the integrative and
reductionist approach. We view this as the beginning of a new era,
that of the integration of learning. |
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