Interactions Between Infections, Nutrients and Xenobiotics

Interactions Between Infections, Nutrients and Xenobiotics PDF Author:
Publisher: Nordic Council of Ministers
ISBN: 9289311665
Category : Business & Economics
Languages : en
Pages : 97

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Book Description
During recent years there have been several incidents where symptoms of disease have been linked to consumption of food contaminated by chemical substances (e.g. TCDD). Furthermore, outbreaks of infections in food producing animals have attracted major attention with regards to the safety for consumers (e.g., BSE and influenza in chicken). As shown for several xenobiotics in an increasing number of experimental studies, even low-dose xenobiotic exposure may impair immune function over time, as well as microorganism virulence, resulting in more severe infectious diseases and possibly other diseases as well. Also, during ongoing infection, xenobiotic uptake and distribution is often changed resulting in increased toxic insult to the host. The interactions between infectious agents, nutrients, and xenobiotics have thus become a developing concern and new avenue of research in food toxicology, as well as in food-born diseases. From a health perspective, in the risk assessment of xenobiotics in our food and environment, synergistic effects between microorganisms, nutrients, and xenobiotics will have to be considered. Such effects may otherwise gradually change the disease panorama in society. The author of this report is senior food toxicologist at the National Food Administration, Uppsala, Sweden. He is PhD and Adjunct Professor in Experimental Infectious Diseases at the Faculty of Medicine, Uppsala University, Sweden, and a great part of his scientific production has been devoted to the theme covered in this report.

Interactions Between Infections, Nutrients and Xenobiotics

Interactions Between Infections, Nutrients and Xenobiotics PDF Author:
Publisher: Nordic Council of Ministers
ISBN: 9289311665
Category : Business & Economics
Languages : en
Pages : 97

Get Book Here

Book Description
During recent years there have been several incidents where symptoms of disease have been linked to consumption of food contaminated by chemical substances (e.g. TCDD). Furthermore, outbreaks of infections in food producing animals have attracted major attention with regards to the safety for consumers (e.g., BSE and influenza in chicken). As shown for several xenobiotics in an increasing number of experimental studies, even low-dose xenobiotic exposure may impair immune function over time, as well as microorganism virulence, resulting in more severe infectious diseases and possibly other diseases as well. Also, during ongoing infection, xenobiotic uptake and distribution is often changed resulting in increased toxic insult to the host. The interactions between infectious agents, nutrients, and xenobiotics have thus become a developing concern and new avenue of research in food toxicology, as well as in food-born diseases. From a health perspective, in the risk assessment of xenobiotics in our food and environment, synergistic effects between microorganisms, nutrients, and xenobiotics will have to be considered. Such effects may otherwise gradually change the disease panorama in society. The author of this report is senior food toxicologist at the National Food Administration, Uppsala, Sweden. He is PhD and Adjunct Professor in Experimental Infectious Diseases at the Faculty of Medicine, Uppsala University, Sweden, and a great part of his scientific production has been devoted to the theme covered in this report.

Interactions Between Infections, Nutrients and Xenobiotics

Interactions Between Infections, Nutrients and Xenobiotics PDF Author: Nordic Council of Ministers
Publisher:
ISBN: 9789289336574
Category :
Languages : en
Pages :

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Book Description
During recent years there have been several incidents where symptoms of disease have been linked to consumption of food contaminated by chemical substances (e.g. TCDD). Furthermore, outbreaks of infections in food producing animals have attracted major attention with regards to the safety for consumers (e.g., BSE and influenza in chicken). As shown for several xenobiotics in an increasing number of experimental studies, even low-dose xenobiotic exposure may impair immune function over time, as well as microorganism virulence, resulting in more severe infectious diseases and possibly other diseases as well. Also, during ongoing infection, xenobiotic uptake and distribution is often changed resulting in increased toxic insult to the host. The interactions between infectious agents, nutrients, and xenobiotics have thus become a developing concern and new avenue of research in food toxicology, as well as in food-born diseases. From a health perspective, in the risk assessment of xenobiotics in our food and environment, synergistic effects between microorganisms, nutrients, and xenobiotics will have to be considered. Such effects may otherwise gradually change the disease panorama in society. The author of this report is senior food toxicologist at the National Food Administration, Uppsala, Sweden. He is PhD and Adjunct Professor in Experimental Infectious Diseases at the Faculty of Medicine, Uppsala University, Sweden, and a great part of his scientific production has been devoted to the theme covered in this report

Silent Winter

Silent Winter PDF Author: Joanna Moore
Publisher: Algora Publishing
ISBN: 162894448X
Category : Science
Languages : en
Pages : 180

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Book Description
Silent Winter is about the silent spread of toxic chemicals in our daily lives and their role in the growing prevalence of illnesses such as cancer, chronic fatigue, diabetes, asthma digestive issues, depression, dementia, and others. The scientific evidence about chronic illness and toxic chemicals is withheld from us through stunningly elaborate efforts so that business can continue as usual. Approximately 45% of the adult US population now has at least one chronic illness, and chronic illness is commonly caused by chronic exposure to toxic chemicals. We are often told that these diseases are a result of our lifestyle or our genes. We rarely hear that chronic illness is on the rise as a result of toxic chemicals in consumer products and throughout our environment. Industry does not want to change, so it is forcing us to change on an evolutionary level to deal with the onslaught of chemicals in our daily lives. When we cannot keep up and get ill, we are sold chemical solutions to make us feel better. But individuals and families dealing with chronic illness often know or suspect that toxic chemicals have played a role in the demise of their health. The author also shows how the problem is covered up at a societal level by obscuring what we know, and how discussion of possible solutions is silenced by manipulating the marketplace. Millions of human lives are being muted as a result of chronic illness. Finally, the author discusses our way out of this mess. In the 1962 book Silent Spring, Rachel Carson dedicated one short chapter to the anticipated human health impacts from toxic chemicals. That chapter seeded the present work, Silent Winter, which was written after sixty additional years of scientific research and widespread human exposure to a variety of toxic chemicals. In Our Stolen Future, 1996, Theo Colborn et al. warned of the potential dangers of hormone disrupting chemicals on human health. Nearly another 25 years have passed since that writing. Silent Winter reveals the observed impacts of these hormone disrupting chemicals on human health.

Handbook of Drug-Nutrient Interactions

Handbook of Drug-Nutrient Interactions PDF Author: Joseph I. Boullata
Publisher: Springer Science & Business Media
ISBN: 160327362X
Category : Science
Languages : en
Pages : 823

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Book Description
Handbook of Drug-Nutrient Interactions, Second Edition is an essential new work that provides a scientific look behind many drug-nutrient interactions, examines their relevance, offers recommendations, and suggests research questions to be explored. In the five years since publication of the first edition of the Handbook of Drug-Nutrient Interactions new perspectives have emerged and new data have been generated on the subject matter. Providing both the scientific basis and clinical relevance with appropriate recommendations for many interactions, the topic of drug-nutrient interactions is significant for clinicians and researchers alike. For clinicians in particular, the book offers a guide for understanding, identifying or predicting, and ultimately preventing or managing drug-nutrient interactions to optimize patient care. Divided into six sections all chapters have been revised or are new to this edition. Chapters balance the most technical information with practical discussions and include outlines that reflect the content; discussion questions that can guide the reader to the critical areas covered in each chapter, complete definitions of terms with the abbreviation fully defined and consistent use of terms between chapters. The editors have performed an outstanding service to clinical pharmacology and pharmaco-nutrition by bringing together a multi-disciplinary group of authors. Handbook of Drug-Nutrient Interactions, Second Edition is a comprehensive up-to-date text for the total management of patients on drug and/or nutrition therapy but also an insight into the recent developments in drug-nutrition interactions which will act as a reliable reference for clinicians and students for many years to come.

Health Impacts of Developmental Exposure to Environmental Chemicals

Health Impacts of Developmental Exposure to Environmental Chemicals PDF Author: Reiko Kishi
Publisher: Springer Nature
ISBN: 9811505209
Category : Medical
Languages : en
Pages : 554

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Book Description
This book provides concise and cutting-edge studies on threats resulting from exposure to environmental chemicals that can affect human health and development, with a particular emphasis on the DOHaD concept. The book is divided into five main parts, the first of which includes an introduction to the impacts of developmental exposure to environmental chemicals and historical perspectives, while the second focuses on how environmental chemicals can affect human organs, including neurodevelopment, immune functions, etc. In turn, the third part addresses the characteristics of specific chemicals and their effects on human health and development, while the fourth part provides a basis for future studies by highlighting the latest innovations in toxicology, remaining challenges, and promising strategies in children’s environmental health research, as well as ideas on how to bridge the gap between research evidence and practical policymaking. The fifth and last part outlines further research directions and related policymaking aspects. Health Impacts of Developmental Exposure to Environmental Chemicals will appeal to young and veteran researchers, students, and physicians (especially gynecologists and pediatricians) who are seeking comprehensive information on how children’s health can be affected by harmful chemicals and other environmental toxicants.

Xenobiotics in Fish

Xenobiotics in Fish PDF Author: D.J. Smith
Publisher: Springer Science & Business Media
ISBN: 1461547032
Category : Science
Languages : en
Pages : 226

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Book Description
Aquaculture is rapidly becoming a major source of fish protein used to meet the nutritional needs of humans. As the aquaculture industry grows, exposure of farmed fish to environmental contaminants, and the need for chemical therapeutic agents for fish, will increase. This book is designed to bring together authorities worldwide on the regulation of environmental contaminants and food chemicals and researchers investigating the metabolism and disposition of foreign chemicals (xenobiotics) in fish species.

Hormones and Resistance

Hormones and Resistance PDF Author: Hans Selye
Publisher: Springer Science & Business Media
ISBN: 3642651925
Category : Medical
Languages : en
Pages : 1158

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Book Description
7 If so, the individual members of each class thus identified could then be subjected to a more profound pharmacokinetic analysis. In other words, we had to determine first which hormone protects against which drug, before we could explore how it did this. We had to know first that a hormone has adaptive value before we could ask whether this is due to a syntoxic or a catatoxic mechanism. Such observations, as the fact that an indomethacin-induced intestinal ulcer can be prevented by ethylestrenol, orthat cortisol aggravates certain infections, reveal nothing about how these hormones work; but only findings of this type can tell us where further research would be rewarding. Of course, scientists can rarely identify by direct observation the tbings that they are looking for; most of the time they have to be guided by indirect indices. The ebernist often first detects a compound, or even a particular functional group in its molecule, by inference from a color reaction, a revealing X-ray diffraction pattern or the formation of a characteristic precipitate. The physician must first suspect the presence of a microbe through certain clinical signs and symptoms before he can verify his diagnosis by looking for a particular organism. It is perhaps not too daring to hope that in our first efforts to clarify the role of hormones in resistance, simple, directly visible indicators might also serve us best.

Environmental Chemicals, the Human Microbiome, and Health Risk

Environmental Chemicals, the Human Microbiome, and Health Risk PDF Author: National Academies of Sciences, Engineering, and Medicine
Publisher: National Academies Press
ISBN: 0309468698
Category : Science
Languages : en
Pages : 123

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Book Description
A great number of diverse microorganisms inhabit the human body and are collectively referred to as the human microbiome. Until recently, the role of the human microbiome in maintaining human health was not fully appreciated. Today, however, research is beginning to elucidate associations between perturbations in the human microbiome and human disease and the factors that might be responsible for the perturbations. Studies have indicated that the human microbiome could be affected by environmental chemicals or could modulate exposure to environmental chemicals. Environmental Chemicals, the Human Microbiome, and Health Risk presents a research strategy to improve our understanding of the interactions between environmental chemicals and the human microbiome and the implications of those interactions for human health risk. This report identifies barriers to such research and opportunities for collaboration, highlights key aspects of the human microbiome and its relation to health, describes potential interactions between environmental chemicals and the human microbiome, reviews the risk-assessment framework and reasons for incorporating chemicalâ€"microbiome interactions.

Handbook of Human Toxicology

Handbook of Human Toxicology PDF Author: Edward J. Massaro
Publisher: CRC Press
ISBN: 9781439805756
Category : Medical
Languages : en
Pages : 1196

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Book Description
Covering some of the most important topics in modern toxicology, the Handbook of Human Toxicology is a unique and valuable addition to the current literature. It addresses issues, answers questions, and provides data related to. Within each of these five major sections are several carefully selected topics that reflect the current state of human to

Dietary Reference Intakes for Vitamin C, Vitamin E, Selenium, and Carotenoids

Dietary Reference Intakes for Vitamin C, Vitamin E, Selenium, and Carotenoids PDF Author: Institute of Medicine
Publisher: National Academies Press
ISBN: 0309069491
Category : Medical
Languages : en
Pages : 530

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Book Description
This volume is the newest release in the authoritative series of quantitative estimates of nutrient intakes to be used for planning and assessing diets for healthy people. Dietary Reference Intakes (DRIs) is the newest framework for an expanded approach developed by U.S. and Canadian scientists. This book discusses in detail the role of vitamin C, vitamin E, selenium, and the carotenoids in human physiology and health. For each nutrient the committee presents what is known about how it functions in the human body, which factors may affect how it works, and how the nutrient may be related to chronic disease. Dietary Reference Intakes provides reference intakes, such as Recommended Dietary Allowances (RDAs), for use in planning nutritionally adequate diets for different groups based on age and gender, along with a new reference intake, the Tolerable Upper Intake Level (UL), designed to assist an individual in knowing how much is "too much" of a nutrient.