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By David M. Whitacre
Stories of Environmental infection and Toxicology presents concise, serious experiences of well timed advances, philosophy and critical components of finished or wanted recreation within the overall box of xenobiotics, in any phase of our surroundings, in addition to toxicological implications. It covers all points of environmental illness and linked toxicological outcomes in addition to enables the duty of getting access to and analyzing cogent medical information.
Read or Download Reviews of Environmental Contamination and Toxicology Volume 194 (Reviews of Environmental Contamination and Toxicology) PDF
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Additional info for Reviews of Environmental Contamination and Toxicology Volume 194 (Reviews of Environmental Contamination and Toxicology)
Example text
It is a neurotoxin for humans, and effects have been noted in populations consuming fish (Clarkson and Magos 2006). In estuarine systems, sediments are a primary area of MMHg production (Mason et al. 2006). Sulfate-reducing bacteria are thought to be the principal methylators of mercury in anoxic estuarine sediment (Compeau and Bartha 1985), although iron-reducing bacteria have recently also begun receiving scrutiny (Kerin et al. 2006). The production of MMHg is, therefore, controlled by factors influencing the distribution of mercury between abiotic and biotic compartments, such as sulfur chemistry and organic matter, and by factors that control microbial activity, such as temperature and the availability of suitable organic matter for cellular respiration (Gilmour and Henry 1991; Hammerschmidt and Fitzgerald 2004; Heyes et al.
Water Sci Technol 25(2):283–290. van der Ploeg M, Dennis ME, de Regt MQ (1995) Biology of Oscillatoria cf. chalybea, a 2methylisoborneol producing blue-green alga of Mississippi catfish ponds. Water Sci Technol 31(11):173–180. Veijanen A, Paasivirta J, Lahtipera M (1988) Structure and sensory analyses of tainting substances in Finnish freshwater environments. Water Sci Technol 20:43. Veijanen A, Kolemainen E, Kauppinen P, Lahtiperä M, Paasivirta J (1992) Methods for the identification of tainting terpenoids and other compounds from algae.
The distribution of MMHg and total mercury has been generally described by Choe and associates (Choe and Gill 2003; Choe et al. 2003), Heim et al. (2007), and Conaway et al. (2003). Focusing on the northern reach, the studies by Choe are distinguished by their detailed treatment of the surface water, including colloidal fractions, and are complemented by the study of Heim et al. which provides data on mercury speciation in sediment over an annual period. The study by Conaway et al. details total mercury and MMHg distribution in both water and sediment with a multiannual, multiseasonal statistical approach.