|
Books > Science & Mathematics > Biology, life sciences > Biochemistry > Toxicology (non-medical)
With the expansion of human settlements and the environmental
changes brought on by human activity and pollutants, toxicology and
risk assessment of bird and reptile species is becoming
increasingly of interest to toxicologists involved in environmental
research. This book focuses specifically on environmental risk
assessment in non-conventional bird and reptile species. Bird and
Reptile Species in Environmental Risk Assessment Strategies will be
an ideal companion to toxicologists and ecologists interested in
risk assessment in the environments of birds and reptiles.
Particularly those with an interest in the impact introduced by
human activity. The book will also be of interest to those working
in conservation biology, biological invasion, biocontrol and
habitat management.
HPLC is the principal separation technique for identification of
the pesticides in environmental samples and for quantitative
analysis of analytes. At each stage of the HPLC procedure, the
chromatographer should possess both the practical and theoretical
skills required to perform HPLC experiments correctly and to obtain
reliable, repeatable, and reproducible results. Developed to serve
as a detailed practical guide, High Performance Liquid
Chromatography in Pesticide Residue Analysis is a comprehensive
source of information and training on state-of-the-art pesticide
residue methods performed with the aid of HPLC. The book presents
the pros and cons of HPLC as a flexible and versatile separation
and analysis tool with multiple purposes and advantages in
investigations of pesticides for food and plant drugs
standardization, promotion of health, protection of new herbal
medicines, and more.
Nanoparticles have numerous biomedical applications including drug
delivery, bone implants and imaging. A protein corona is formed
when proteins existing in a biological system cover the
nanoparticle surface. The formation of a nanoparticle-protein
corona, changes the behaviour of the nanoparticle, resulting in new
biological characteristics and influencing the circulation
lifetime, accumulation, toxicity, cellular uptake and
agglomeration. This book provides a detailed understanding of
nanoparticle-protein corona formation, its biological significance
and the factors that govern the formation of coronas. It also
explains the impact of nanoparticle-protein interactions on
biological assays, ecotoxicity studies and proteomics research. It
will be of interest to researchers studying the application of
nanoparticles as well as toxicologists and pharmaceutical chemists.
Establishes a connection between poor gut microbiome health and
chronic disease and cancer development Demonstrates how animal
products and low-fiber diet patterns induce a detrimental metabolic
transition of the gut microbiome from a human health maintaining
towards a disease promoting state. Discusses the opportunity of a
toxic microbial metabolic signature as a powerful clinical and
diagnostic tool to effectively predict chronic disease and cancer
development Provides the latest evidence on different strategies to
rebuild a healthy microbiome metabolism and effectively prevent
non-communicable diseases and colorectal cancer Documents the gut
microbiome benefits of a plant-based diet.
Provides better understanding of Persistent Organic Pollutants
(POPs) and how they affect humans and ecosystems. Includes genesis,
categories, environmental fate and behaviour, and associated
hazards. Reviews analytical techniques involved in detection, human
exposure and management. Discusses environmental dynamics of POPs.
Focus is on the comprehensive account of PCDD/Fs, PCBs, and PAH;
other organochlorine POPs such as DDT, lindane, and dieldrin.
This title includes a number of Open Access chapters. Climate
change is a significant threat to humanity's future. Culturally,
politically, economically, and personally, however, we are all
deeply embedded in a system that continues to send us on a
collision course that leads directly toward this threat. At this
point, climate change is inevitable. What we must do now is to find
ways to prepare-and do all we can to slow our race to disaster.
This means that a transition to a lower-carbon economy is
unavoidable. Biochemical research is vitally necessary for the
transition we must make, and it will be an essential component of
any climate policy. To that end, the editors have collected within
this compendium the most recent and relevant research in this
field. Included are: Initial chapters explaining climate change
impact and sustainability issues Chapters focusing on biochemicals
and biotechnologies that offer potential for offsetting and
preparing for climate change A section on the challenges that must
be acknowledged, assessed, and overcome A final chapter that offers
12 reasons why safe climate policy is affordable These articles do
not merely summarize answers that have already been found. Graduate
students and scientific researchers will find these chapters also
point the way toward future investigations that are still urgently
needed. Policymakers and graduate-level environmental policy
students will also find much food for thought within this
compendium.
Latin America is one of the most diverse but also vulnerable
regions in the world that is under continuous anthropogenic
pressure due to increasing urban, industrial and agricultural
developments. Although there are many research groups studying the
impacts caused by those pressures, the results and conclusions
obtained by many of them are largely unknown because their studies
are mostly published at the local or regional scale. Ecotoxicology
in Latin America represents an effort to collect and share research
performed in Latin America in the area of ecotoxicology and
environmental risk assessment, presenting a collection of relevant
and innovative studies focused on the following topics: (i)
Contaminant entrance, transportation, distribution and fate; (ii)
Environmental risk in freshwater ecosystems; (iii) Ecological risk
in coastal zones; (iv) Biomonitoring programs: water, sediment and
air; (v) Physiological effects and biomarkers; (vi) Soil
ecotoxicology; (vii) Bioaccumulation and human risk; (viii)
Toxicity of emerging contaminants; and (ix) Frontiers in
Ecotoxicology. This selection of topics aims at covering the most
important subjects and applications of ecotoxicology, including
classical and novel subjects. Therefore, this book contains
chapters related to different environmental compartments prone to
contamination (water, sediment, soil and air), to different
contamination sources (agriculture, industry, urban discharges and
natural emissions), and to multiple biological responses at
different organizational levels (individual to ecosystems,
including human beings). It is envisioned to have an international
projection within and beyond Latin American countries, as it is a
great opportunity to increase the networks not only among Latin
American research teams working on similar subjects, but also with
teams from other regions. The idea of this book was to favour the
connection among groups to quickly improve the development of
methods and their application in ecotoxicological and environmental
risk studies in Latin America. This book will be useful to
important sectors of environmental sciences and related areas, and
to specific target demographics such as students and researchers
acting in environmental studies, and decision-makers (i.e.,
politicians and environmental organizations). Ecotoxicology in
Latin America presents 34 chapters authored by 111 researchers from
12 Latin American countries (Argentina, Brazil, Chile, Colombia,
Costa Rica, Cuba, Ecuador, Mexico, Panama, Peru, Uruguay, and
Venezuela) and from 6 non-Latin American countries (Austria,
Belgium, Italy, Portugal, Spain, and USA).
 |
The Garbage Menace
(Paperback)
Michael F Somerville; Illustrated by Michael F Somerville
|
R352
R324
Discovery Miles 3 240
Save R28 (8%)
|
Ships in 10 - 15 working days
|
|
This book provides selected authorship on anthropogenic impacts
caused by arsenic, lead, chromium and other pollutants and
contaminants emanating from identified activities (e.g. tanning
industry, effect of irrigation water and exposure to living
tissue). The basis of the study is to improve on the knowledge and
spread awareness to the general public. In this book, identified
impacts associated with arsenic, chromium, lead, salinity induced
processes, effluents and selected synthetic tannins provide a
preview of how identified anthropogenic activities can degrade and
affect terrestrial, aquatic and human health. In light of this, the
individual chapters pursue (to some extent) an experimental and
descriptive approach in explaining these aspects. All the
contributors of these chapters are specialists in their areas of
specialization with very strong research backgrounds. Thus, the
book has a formidable basis of communicating the science that is
relevant for agronomical activities when evaluating the effluent
generation from anthropogenic view, its disposal, potential impacts
towards irrigation related to specific geographical areas and the
human occupational risks involved overall. It is, therefore,
apparent that identifying the denudating aspects of the ecosystems
is a paramount step towards building appropriate diagnostic,
preventive and curative capabilities in managing the environmental
sustainably.
Written as an advanced text for toxicology students, this book is
much more than an introduction and provides in-depth information
describing the underlying mechanisms through which toxicants
produce their adverse responses. Links traditional toxicology to
modern molecular techniques, important for teaching to graduate
courses and professional studies Uses a didactic approach with
basic biological or theoretical background for the methodology
presented Brings together and comprehensively covers a range of
dynamic aspects in biochemical and molecular toxicology Guides
student and professional toxicologists in comprehending a broad
range of issues, compiled and authored by a diverse group of
experts A good introductory textbook covering the biochemical
toxicology of organic substances and the relevant methodology in
some detail...It offers good value for money and can be recommended
as a textbook for appropriate courses BTS Newsletter review of the
4th edition
This volume covers a selection of important research in the
multifaceted field of food toxicology. With more than seven billion
people in the world today and counting, advances in food toxicology
have a direct bearing on food safety issues that are of concern to
all humanity for the foreseeable future. Massive globalization,
industrialization, and commercialization have affected every aspect
of food production, the food supply chain, and food consumption.
This informative volume offers the global perspectives of
scientists in important areas related to biomarkers and nanosensors
in food toxicology, toxicology of nanomaterials, chemicals in
sanitation and packaging, additives, mycotoxins, endocrine
disruptors, radionuclides, toxic metals, and waste-burning residues
in food. The book also emphasizes regulatory toxicology and
includes an interesting example case study. The challenge of
sustainable and safe food for everyone needs a multidisciplinary
and multi-sectorial approach from related industries and
governments alike. Food chemical safety is an underappreciated
aspect of consumer safety, and this volume seeks to help fill that
gap by providing informative research for food scientists and
researchers and many others.
Marine and freshwater biotoxins are a well-known problem in food
safety, mainly for filter-feeding mollusks and for freshwater
aquaculture. This is a challenging matter since, in recent years,
toxic algal blooms seems to grow in frequency and duration, leading
to longer closure of harvesting areas, disruption in trade,
mortality in farmed fish and a growing concern in producers,
consumers and health authorities. Unfortunately, in recent years
toxins from far latitudes are emerging, leading to new human health
problems. Research and exhaustive knowledge of a problem makes it
easier to draw a scenario where the best management strategies are
gathered. This book combines all if the information related to
food-borne illness associated with marine or freshwater biotoxins,
the anthropogenic and environmental factors that cause the
appearance of toxic episodes and all available analytical
procedures for phycotoxins detection.
The term ecotoxicology is the branch of toxicology concerned with
the study of toxic effects, caused by natural or synthetic
pollutants, to the constituents of ecosystems, animal (including
human), vegetable and microbial. This book discusses the
ecotoxicological effects of pharmaceuticals in the environment; the
effects of various ecotoxicants on nematodes; salinity threats to
agricultural productivity; sorption and the ecological risk
assessment of non-ionic organic contaminants; and the application
of ecotoxicological tools in the assessment, monitoring of
Brazilian waters; and others.
Aquatic toxicology is the study of the effects of manufactured
chemicals and other anthropogenic and natural materials and
activities on aquatic organisms at various levels of organization,
from subcellular through individual organisms to communities and
ecosystems. This book presents the latest research in this field
from around the globe.
 |
Palladium
(Paperback)
International Programme on Chemical Safety
|
R926
Discovery Miles 9 260
|
Ships in 10 - 15 working days
|
|
Palladium is a steel-white, ductile metallic element resembling and
occurring with the other platinum group metals and nickel.
Palladium and its alloys are used in the (petro) chemical and the
automotive industries as catalysts, in dentistry, and in
electronics and the, electrical industry.This book evaluates the
risks to human health and the environment posed by exposures to
palladium. The general population is primarily exposed to palladium
through dental alloys or jewellery. There were case reports
referring to palladium sensitivity associated with exposure to
palladium-containing dental restorations; the, symptoms being
contact dermatitis, stomatitis or mucositis and oral lichen
planus.Palladium ions are considered to be highly toxic to aquatic
organisms. However, due to palladium's high economic value,
emissions of palladium from point sources are currently minimal.
Increased use of catalytic converters may increase palladium
emissions from diffuse sources. It was recommended that these
emissions should, be controlled to be as low as possible.
Evaluates the risks to human health and the environment posed by
exposure to dinitro-"ortho"-cresol, a chemical used for over a
century as an acaricide, larvicide, and ovicide to control the
dormant forms of many insects in orchards. The chemical is also
sprayed on potatoes to prevent virus and disease contamination of
the tubers. Although the chemical's use as a pesticide has been
banned in many countries, significant volumes of obsolete stocks
are still found in several parts of the world, especially in
developing countries. Dinitro-"ortho"-cresol continues to be used
in the plastics industry as an inhibitor of polymerization in
styrene and vinyl aromatic compounds. Concerning environmental
behavior studies indicate that the chemical is rapidly biodegraded
in soil and has no potential to volatilize when released to water.
Evidence further suggests that uptake by treated fruit trees or
potatoes leaving residues at harvest time does not occur. Food is
therefore not considered an important source of exposure for the
general population. Occupational exposures during agricultural
spraying and during manufacturing and formulation are regarded as
the principal sources of human exposure. The most extensive part
evaluates the results of toxicity studies in laboratory mammals and
"in vitro "test systems. Short-term dietary administration
decreased body-weight gain in some species, usually without
significant alteration in food consumption. At high doses, adverse
effects on the liver have been observed. Data on embryotoxicity,
teratogenicity, mutagenicity, and carcinogenicity were judged
inadequate for evaluation. The evaluation of effects on human
health draws on data obtained during the limited use of
dinitro-"ortho"-cresol in the 1930s as a therapeutic agent for the
treatment of obesity and on cases of acute poisoning. Symptoms
associated with toxicity include restlessness, flushed skin,
sweating, thirst, deep and rapid respiration, severe increase of
body temperature, and cyanosis leading to collapse, coma, and
death. Concerning adverse effects on occupationally exposed
workers, the report cites a dramatic decline over the last 25 years
in reported cases of occupational intoxication. The decline is
attributed to better education of users, the use of adequate
protective equipment, and improvements in application techniques,
equipment, and formulations. The report concludes that when used
according to registered recommendations, and when measures for
personal protection are followed, exposure to
dinitro-"ortho"-cresol is reduced to levels that do not cause
systemic toxicity.
|
You may like...
The Gone World
Tom Sweterlitsch
Paperback
(1)
R310
R283
Discovery Miles 2 830
|