Effect on Human Health

U.S. Assembly of Life Sciences, The Effects on Human Health of Suhtherapeutic Use of Antimicrobials in Animal Feeds, National Academy of Sciences, Washington, D.C., 1980. 

Does your company have a documented product stewardship policy, or a health, safety and environmental policy which incorporates the management of chemicals through their total life cycle, thus minimizing adverse effects on human health and well-being and on the environment If so please attach. ... 

Many sophisticated models and correlations have been developed for consequence analysis. Millions of dollars have been spent researching the effects of exposure to toxic materials on the health of animals the effects are extrapolated to predict effects on human health. A considerable empirical database exists on the effects of fires and explosions on structures and equipment. And large, sophisticated experiments are sometimes performed to validate computer algorithms for predicting the atmospheric dispersion of toxic materials. All of these resources can be used to help predict the consequences of accidents. But, you should only perform those consequence analysis steps needed to provide the information required for decision making. 

The major purpose of ambient particulate sampling is to obtain mass concentration and chemical composition data, preferably as a function of particle diameter. This information is valuable for a variety of problems effects on human health, identification of particulate matter sources, understanding of atmospheric haze, and particle removal processes. 

Recently, much emphasis has been put on the harmful effects of small particles, i.e., particulate matter (PM), on human health. A number of standards have been established to characterize the PM fractions in the air and their effects on human health. A widely used PM standard in force in both Europe and the United States is based on the mass concentration of particles with a diameter of 10 gm or less (PMjo). However, recently the U.S. Environmental Protection Agency (EPA) proposed a new standard that is based on the aerodynamic diameter of 2.5 gm particles. This new standard emphasizes the significant impact of small particles on human health, especially on the respiratory and cardiovascular systems. 4 ... 

After the use of a chemical becomes widespread, new deleterious effects on human health may be observed. In such situations, the occupational limit values will have to be modified. Usually the OELS tend to decrease when more information on the toxicity of a chemical is obtained. Knowledge of the specific features of various chemicals is thus extremely important for planning ventilation of industrial premises. It is important to be especially aware of those chemicals that may cause long-term effects without causing any acute effects. There are also compounds such as isocyanates that are extremely irritating at concentrations as low as 0.5 ppm. However, some workers may become sensitized to isothiocyanates at a concentration of 10 ppb, and therefore this has to be taken into consideration when planning the industrial ventilation. Thus, one has to plan against compounds that can cause serious health effects at concentrations at which their presence cannot be observed by the human senses, i.e., irritation or odor. 

Biological agent Any of a range of microorganisms which have an adverse effect on human health, including those genetically modified cell cultures and en-doparasites. 

TABLE 8.3.3 Predicted Effects on Human Health of Exposure to Various Conccnti-ations of Anhydrous Ainmoiiia" ... 

Hazardous air pollutants (HAPs) are substances that may cause immediate or long-term adverse effects on human health. HAPs can be gases, particulates, trace metals such as mercui y, and vapors such as benzene. For coal-fired power plants, the HAPs of most concern are metals such as mercury, arsenic, and vanadium. 

Although the principle has been incorporated into a number of international directives and conventions, e.g. the Convention on Climate Change, it has found only limited judicial support. For example the EU failed in a case to ban US beef on the grounds that it contained growth hormone which may have a detrimental effect on human health. 

The second major difficulty is that cells and tissues in the body are exposed to numerous metabolites displaying different structures compared to the parent molecules present in plant foods. For example, it has been suggested that the metabolites of lycopene may be responsible for reducing the risk of developing prostate cancer. These metabolites may interact with nuclear receptors such as PPARs, LXR, and others. " Future research is needed to produce metabolites (enzymatically or chemically) in order to elucidate their cellular mechanisms and thus clarify their effects on human health. 

Carotenoid oxidation products, as carotenoids, may exert protective or detrimental effects on human health. Efforts must be made to try to identify them in vivo where they may appear in lower quantities than carotenoids. Studies of abiotic systems can provide great support for their identification and the comprehension of their stability and reactivity. 

A number of site-specific factors must first be evaluated. Including (1) the chemical characteristics and amount of hazardous waste, (2) the potential for release to the environment, (3) the sensitivity of the particular environment to the hazardous waste, (4) the proximity of the hazardous waste to humans, and (5) Its potential effect on human health. Then the environmental engineer must decide If a field Investigation of the site Is necessary, whether a feasibility study for remedial action Is required, what remedial action Is required to mitigate. If not eliminate, the contamination, and finally, what monitoring plan will enable the efficacy of the remedial action to be evaluated. 

The selenium species that are drawing most attention are Se(IV) and Se(VI) in water and sediments, and the biomethylated products (dimethylselenide and dimethyldi-selenide) that are spread into the environment (Camara et al. 1995). Se-species in food (including Se-cysteine and other species in yeast) are in the limelight (Crews 1998) because of their beneficial effect on human health and their increasing use as nutraceuticals. 

Caffeine was conceived for a wide range of readers interested in the effects on human health, nutrition, and physiological function of the methylxanthine beverages and foods—tea, coffee, mate, cola beverages, and cocoa and chocolate products. These products supply one or more of the dietary methylxanthines—caffeine, theobromine and theophylline— and are an integral part of the diet of many people in many countries. The interest in the health effects of both the methylxanthines in isolation and in the products containing them has grown rapidly in recent years. 

No single book can possibly cover all aspects of the chemistry, consumption, and health effects of the methylxanthines, but I hope that this volume will help a wide variety of readers to better understand coffee, tea, mate, cola beverages, and cocoa and chocolate products and their effects on human health. 

For two decades, the Ethyl Corporation had controlled the worldwide market for the tetraethyl lead additive discovered by Thomas Midgley, Jr. (Chapter 6). Ethyl s 2 million annual advertising budget identified tetraethyl lead with baseball, football, and the American Way of Life. The company funded almost all the research about tetraethyl lead s effect on human health. As a result, research on tetraethyl lead had focused on safety in the factory workplace rather than on the health of the general population. 

Data analysis should focus on the development or refinement of the conceptual site model by analyzing data on source characteristics, the nature and extent of contamination, the contaminants transport pathways and fate, and the effects on human health and the environment. All field activities, sample management and tracking, and document control and inventory should be well managed and documented to ensure their quality, validity, and consistency. 

In the USSR, pesticide use was an economic loss even without considering negative effects on human health and environmental damage. Using pesticides to cultivate cereals under conditions in the USSR might somehow be justified economically (though not environmentally ) when the harvest was over than 45-50 cwt/ha (in the USSR the average harvest was 14-17 cwt/ha). 

There is a significant amount of data from other countries on the effects on human health of large-scale pesticide production and use, in particular of OPPs and OCPs. Even one-time, accidental contact with some OCPs and OPPs such as dieldrin, malathion, and parathion, can lead to changes in the encephalogram (which remain for a year after exposure), disruptions of sleep patterns and memory, loss of libido, and difficulties in concentration [3]. Global practice shows that all pesticides are toxic to humans. 

The facts of pesticides negative effect on human health, especially in rural areas, show that there is no coincidence of, and no underestimating, some factors - the range of effects is too large. Pesticide impact has affected the health not only of agricultural workers using pesticides, but also the health of those who did not. 

Landrigan PJ Mount Sinai School of Medicine of CUNY, New York, NY Lead and organochlorines in New York City study the current urban sources, environmental distribution and toxic effects on human health of lead and persistent chlorinated hydrocarbons—in particular PCBs and DDT National Institute of Environmental Health Sciences... 

Superfund Hazardous Substances Basic Research Program to study the current urban sources, environmental distribution, and toxic effects on human health of lead... 

The biosphere includes ecological niches where microbes peacefully co-exist with their eukaryotic host in the human this includes the concept of the micro-biome [14], which is defined as the totality of microbial organisms that co-habit with human beings. On the other hand, microbial colonization of human mucosal surfaces or prosthetic devices, often results in the development of biofilms, with significant deleterious effects on human health [15]. These are some of the challenges in infectious diseases that reflect the need to maximally utilize genomic sequence information and related sciences to better control microbial disease in human populations, and to develop anti-microbial agents with a better therapeutic index. 

Elsewhere in this book, experiments are described which compare organically grown products with conventionally grown products. The next steps will be to interpret these differences in terms of their effects on human health and finding ways of improving crop quality in the production phase. This will require a coherent concept of food quality, a concept in which food quality is more than the sum of exterior characteristics some specific health components and the absence of harmful contaminants. Moreover, we need a concept that connects the different phases of plant growth to properties of the harvested product and to human or animal health. The IQC can meet these requirements. 

Tripoli E, Giammanco M, Tabacchi G, Di Majo D, Giammanco S and La Guardia M. 2005. The phenolic compounds of olive oil structure, biological activity and beneficial effects on human health. Nutr Res Rev 18(1) 98—112. 

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