الصفحة 1
الصفحة 1
Omega-3 fatty acids : Keys to nutritional health
Argues for the importance of essential nutrients in our diet. Over the last two decades there has been an explosion of research on the relationship of Omega-3 fatty acids and the importance of antioxidants to human health. Expert authors discuss the importance of a diet rich in Omega-3 Fatty acids for successful human growth and development and for the prevention of disease. Chapters highlight their contribution to the prevention and amelioration of a wide range of conditions such as heart disease, diabetes, arthritis, cancer, obesity, mental health and bone health.
Ocular Transporters in Ophthalmic Diseases and Drug Delivery
This exceptionally important new work represents recent discoveries and advancements in the study of ocular transporters and their roles in ocular physiology, pathology, and drug delivery. Transporters are found on the membranes of cells and play a key role in transmitting signals between cells. In Ocular Transporters in Ophthalmic Diseases and Drug Delivery, a panel of distinguished authors discusses all the latest developments in the study of ocular transporters. Focusing on the molecular characteristics, localization, and substrate specificities in various compartments of the eye, this volume discusses how transporters regulate the clarity of the cornea and lens, the movements of fluids across the ciliary epithelium, and the transport of nutrients across the retinal pigment epithelium. It also provides an in-depth look at how mutations or dysfunction of specific transporters can contribute to various disorders in the eye, including blindness, and provides readers with potential targets and strategies to allow safe passage of therapeutic drugs into the eye.
Nutrition, Health and Disease : A Lifespan Approach
Delivers an easy-to-read and student-friendly textbook on the changing demands for nutrients made by the body throughout the human lifespan.
Nutrition of cancer patient
According to world statistics, nutrition is estimated to contribute to about one-third of preventable cancers, nearly the same amount as the contribution of smoking. It is defined as the processes by which living organisms' intake of food and drink is used by the body for fuel, growth, reproduction, and the overall maintenance of health. Thus, sufficient nutritional consumption is essential for well-being. Consequently, it is an important part of life, cancer treatment, recovery, and prevention; eating the necessary nutrients prior to, during, and after a cancer treatment would aid the patient in the recovery process. A healthy diet means a stable nourishment, and includes obtaining sufficient amounts of essential nutrients (vitamins, minerals, protein, carbohydrates, fat, and water) the body needs. Inadequate intake of essential vitamins and minerals might explain the epidemiological findings that people who eat only small amounts of fruits and vegetables have an increased risk of developing cancer.
Nutrition and human oral health
Contains the Nutrients Special Issue "Nutrition and Human Oral Health" edited by Dr. Kirstin Vach and Prof. Dr. Johan Woelber. It includes 18 wonderful publications that provide an outline of current scientific work in the field of nutritional dentistry.
Nutrition and dietary interventions in cancer
Presents the most up-to-date information on the effects of nutrition and food on cancer prevention and management. The book will provide clinicians and other healthcare practitioners with an educational source on how to educate cancer patients and their families on nutrition and dietary during cancer treatment. Recent nutritional epidemiology studies have occasionally produced controversial or unexpected results and highlight the need for additional research on diet and cancer risk. Chapters within the book focus among others on the role of natural antioxidants in cancer, the importance of micronutrients in cancer prevention and nutritional genomics and their role in cancer prevention.
Nutrition and diet in health: Principles and applications
Food provides us with essential nutrients involved in many physiological activities and biological processes in the body including growth and development, metabolism, immune function, and overall well-being. Nutrition and Diet in Health: Principles and Applications reviews and discusses the issues related to the roles of nutrition and diets in human health and diseases. The book contains two sections - one section features principles, the other, covers applications. Part One provides information on sustainable use of nutrition and diets in health and diseases; advanced biotechnological approaches to improve nutritional content of food; trace elements in nutrition; drug and nutrient interactions; functional foods and nutraceuticals in health maintenance; and Bio markers of functional foods and nutraceuticals in health maintenance. Part Two discusses the significance of nutrition in selected human diseases, including cardiovascular diseases, cancer, infection, neurodegenerative diseases, and metabolic co-morbidities. It also discusses optimal nutrition for wellness, fitness, pregnancy, mental health, aging, and longevity.
Nutrient Cycling in Terrestrial Ecosystems
The first part of the book presents the fundamentals of nutrient cycling. Topics included are cycling of carbon, nitrogen, phosphorus, sulphur and micronutrients. The second part discusses nutrient cycling at an ecosystem scale, covering cropping systems, pastures, natural grasslands, arid lands, tundras and forests. The final chapter reviews current models of nutrient cycling.
Nutrient Acquisition by Plants : An Ecological Perspective
Adaptation and evolution of terrestrial plants depend, to a large extent, on their ability to acquire nutrients. This is a modern and integrative treatment of the mechanisms controlling plant nutrient uptake and how plants respond to changes in the environment. The following key topics are covered: soil nutrient bioavailability; root responses to variations in nutrient supply; nitrogen fixation; regulation of nutrient uptake by internal plant demand; root characteristics; kinetics of nutrient uptake; root architecture; life span; mycorrhizae; responses to climate change. This integrated view helps us to understand the mechanisms that govern present-day plant communities and is indispensable in models designed to predict the response of plants to a changing climate.
Nutraceuticals and bone health
Here is an informative volume on the importance of nutraceuticals and herbal remedies for bone health. It explains the probable mechanisms of nutraceuticals for the prevention, treatment, and management of bone-related diseases as well as their curable effects on bone injuries. The volume covers the progression and development of bones, which is a multifaceted process that requires an endless and ample supply of nutrients, such as calcium, phosphorus, potassium, protein, vitamin D, magnesium, and fluoride. The book delves into the beneficial effects of nutraceuticals on overall bone health and for the treatment of bone disorders such as osteoporosis, bone fractures, scoliosis and related complications, rheumatoid arthritis, Paget’s disease, bursitis, gout, and carpal tunnel syndrome. It also addresses the use of nutraceuticals for inflammatory deformities and rickets.
Mycorrhizae : Sustainable Agriculture and Forestry
This book discusses and goes into detail on a number of topics: the molecular basis of nutrient exchange between arbuscular mycorrhizal (AM) fungi and host plants; the role of AM fungi in disease protection, alleviation of soil stresses and increasing grain production; interactions of AM fungi and beneficial saprophytic mycoflora in terms of plant growth promotion; the role of AM fungi in the restoration of native ecosystems; indirect contributions of AM fungi and soil aggregation to plant growth and mycorrhizosphere effect of multitrophic interaction; the mechanisms by which mycorrhizas change a disturbed ecosystem into productive land; the importance of reinstallation of mycorrhizal systems in the rhizosphere is emphasized and their impact on landscape regeneration, and in bioremediation of contaminated soils; Ectomycorrhizae (ECM) and their importance in forest ecosystems and associations of ECM in tropical rain forests function to maintain tropical monodominance; in vitro mycorrhization of micro-propagated plants, and visualizing and quantifying endorhizal fungi; the use of mycorrhizae, mainly AM and ECM, for sustainable agriculture and forestry.
Molecular microbiology of heavy metals
Molecular Microbiology of Heavy Metals includes chapters on allocation of metals in cells, metal transporter, storage and metalloregulatory proteins, cellular responses to metal ion stress, transcription of genes involved in metal ion homeostasis, uptake of essential metals, metal efflux and other detoxification mechanisms. Also discussed are metal bioreporters for the nanomolar range of concentration and tools to address the metallome. Chapters in the second part cover specific metals such as Fe, Mn, Cu, Ni, Co, Zn and Mo as key nutrient elements and Ag, As, Cd, Hg and Cr as toxic elements.
Molecular Biology of Metal Homeostasis and Detoxification : From Microbes to Man
One of the challenges faced by every cell as well as by whole organisms is to maintain appropriate concentrations of essential nutrient metals while excluding nonessential toxic metals. Toward that end, all organisms have developed mechanisms for metal homeostasis and detoxification to maintain metal levels within physiological limits. This book brings together current knowledge of the molecular basis of metal homeostasis and detoxification in various eukaryotic model systems, including yeasts, plants, and mammals. It focuses on the cellular systems controlling metal transport, intracellular distribution, and immobilization as well as on systems regulating metal-dependent transcription. In addition to environmental aspects (including phytoremediation), the book treats the pathophysiology of metal deficiency and overload in relation to disease.
Modern treatments for chronic blood diseases
Blood is a body fluid in humans and other animals that delivers necessary substances such as nutrients and oxygen to the cells and transports metabolic waste products away from those same cells. In vertebrates, it is composed of blood cells suspended in blood plasma. Plasma, which constitutes 55% of blood fluid, is mostly water (92% by volume), and contains proteins, glucose, mineral ions, hormones, carbon dioxide (plasma being the main medium for excretory product transportation), and blood cells themselves. Albumin is the main protein in plasma, and it functions to regulate the colloida osmotic pressure of blood. The blood cells are mainly red blood cells (also called RBCs or erythrocytes), white blood cells (also called WBCs or leukocytes) and platelets (also called thrombocytes). Thalassemias are inherited blood disorders characterized by decreased hemoglobin production Symptoms depend on the type and can vary from none to severe. Often there is mild to severe anemia (low red blood cells or hemoglobin). Anemia can result in feeling tired and pale skin. There may also be bone problems, an enlarged spleen, yellowish skin, and dark urine. Slow growth may occur in children.
Modelling water and nutrient dynamics in soil-crop systems : Applications of different models to common data sets - Proceedings of a workshop held 2004 in Müncheberg, Germany
This book contains articles from a workshop on "Modelling water and nutrient dynamics in crop-soil systems". Data sets from lysimeters and experimental fields of multiyear crop rotations were provided for modellers. A unique data set is provided of a 100 year long term field experiment regarding crop yield and organic carbon development under different management systems. The book includes a detailed description of data sets which can be used by modellers and the papers describe the applications of 18 different modelling approaches describing soil-crop-atmosphere interactions for water, nitrogen and carbon dynamics.
Microorganisms in soils : Roles in genesis and functions
The following key topics are covered: Microorganisms in bioerosion, humification, mineralization and soil aggregation; Microbial energetics and microbes in biogeochemical processes such as carbon and nitrogen cycles and phosphorus bio-availability; Interactions in the mycorrhizosphere, e.g. between mycorrhizal fungi and bacteria; Impact of microbes on plant nutrient cycling and the possible effects of transgenic rhizospheres on soil fungi; Functions of microbes in specific soil compartments such as soil surface or toxic metal polluted soils; Regulation of microbial activities in functional domains that are influenced by biotic or abiotic factors; Use of marker genes and isotopes as examples for modern techniques in soil microbiology.
Micronutrients and macronutrients as nutraceuticals
Explains in detail the properties of micronutrients and macronutrients and their diverse uses as nutraceuticals for their beneficial properties, such as their antioxidant activity and immunity-boosting properties and how they can be incorporated into the human diet for optimum health, for growing beneficial bacteria in the gut, and inhibition of pathogens. Interestingly, the authors look at how disease-promoting habits often unfold in childhood, even prenatally, and employing nutrigenomics early on goes a long way toward curbing these chronic diseases later on in life.
Micronutrient Deficiencies in Global Crop Production
This book provides a valuable guide to the requirements of crops for plant micronutrients and the causes, occurrence and treatment of deficiencies. It is essential reading for many agronomy, plant nutrition and agricultural extension professionals.
Microbial Phosphate Solubilization
Last decade has seen a significantly increased knowledge about phosphate solubilizing microorganisms. Sixty specialists from thirteen countries met in Salamanca to discuss the problems of the high P-unavailability as a soil nutrient for crops, and the hazards of an increasing phosphate input to aquatic habitats from industrial and mining activities, sewage disposal, detergents, and other sources. Updated solutions to enhance P-uptake by plants, bioremediation potential in the rehabilitation of ecosystems, taxonomic characterization interactions with mycorrizae, the physiological and molecular basis of PSM, and possibilities of genetic modifications of rhizospheric microorganisms were among the contributions presented. Challenges in commercializing a phosphate solubilizing microorganism were also outlined by a relevant biotech company.
Microbial Activity in the Rhizosphere
The rhizosphere is a very complex environment in which the effects of the plant on soil microorganisms and the effects of the microorganisms on the plant are interacting and are interdependent. Plant root exudates and breakdown products attract microbes and feed them and, in turn, the plants often benefit from the microbes. Interactions among microorganisms and plant roots are essential for nutritional requirements of the plant. Plant growth, development and productivity are largely dependent on the soil environment in the root region rhizosphere. The new techniques of studying the rhizosphere enables us to get a much better understanding of the dynamics of the rhizosphere population, such rhizosphere studies being of interest to agriculturists, soilbiologists, chemists, microbiologists and molecular biologists. The rhizosphere microbes in?uence the root environment in several ways. They may change the oxidation-reduction potential, influence the availability of moisture and nutrients, produce growth inhibiting or growth promoting substances in the form of exudates, provide competition and possibly induce many other effects. My corrhizal associations are beneficial in mineral uptake and in increasing root surface area for effective ion absorption. Antagonism, ompetition and synergism in soil and the rhizoplane (rhizosphere) are the most important microbial interactions to consider in the study of rhizosphere biology. With the growing information on the production of growth regulators, competitiveness of the microbes in the rhizosphere, microsymbionts, and other factors, their effect upon plant growth will become more evident. Experiments on the introduction of microbes or their products in the rhizosphere will help to improve our understandingofthebiologyoftherhizosphere.
