ECOTOXICOLOGY: A Comprehensive Treatment - Chapter 21 ppt
ECOTOXICOLOGY: A Comprehensive Treatment - Chapter 21 ppt
... with
and without a particular species, are practical alternatives to actual manipulation and will play an
important role in identifying keystone species. Well-designed studies that take advantage ... contaminants will be relatively abrupt, but that
recovery along a contaminant gradient may be more gradual. Finally, natural environmental gradi-
ents are often superimposed on contaminant gr...
ECOTOXICOLOGY: A Comprehensive Treatment - Chapter 1 pptx
... United States of America on acid-free paper
10987654 321
International Standard Book Number-13:97 8-0 -8 49 3-3 35 7-6 (Hardcover)
This book contains information obtained from authentic and highly regarded ... understand its parts and also how that level functions as part of a
larger whole. This can only be done by simultaneous and thoughtful application of microexplana-
tion, holis...
ECOTOXICOLOGY: A Comprehensive Treatment - Chapter 2 pptx
... in adults in that particular part of
the estuary.
particular habitat can sustain. As an example, phosphorus might limit the standing crop of a nuisance
blue-green algalspecies ina freshwaterlake ... the accumulation of a contaminant in (and occasionally also on) an individual
organism. Models and associated concepts applied to toxicant bioaccumulation in individuals estab-
lish the founda...
ECOTOXICOLOGY: A Comprehensive Treatment - Chapter 3 ppt
... Phase I reactions (Slater 1984). As a final example,
enhanced oxidative damage at high metal concentrations occurs due to hydroxyl radical formation.
In such a case, more metal ion is available ...
Function
or
purpose
Associated
process
Metabolism
(anabolism
and catabolism)
Translation TranscriptionExcretion,
respiration,
detoxification,
and sequestration
Maintain
soma, control
aging
Mai...
ECOTOXICOLOGY: A Comprehensive Treatment - Chapter 7 ppt
... such
as lead can be excreted via the mammalian liver by an active transport mechanism (Rozman and
Klaassen 1996). Abou-Donia et al. (2002) also make the generalization that a molecular weight
greater ... gill ATPases. The basolateral membrane of gill cells, which have high Na
+
/K
+
-ATPase activity
(Evans et al. 1999), is the site ofATPase-mediated transport of many metals such as silver i...
ECOTOXICOLOGY: A Comprehensive Treatment - Chapter 13 pptx
... same population.
Time-to-event data can also be analyzed with semiparametric and parametric methods. These
semiparametric and fully parametric models are expressed either as proportional hazard ... cancer example, the effect of creosote contamination on ln time-to-fatal cancer might be
estimated with an accelerated failure model. The median time-to-fatal cancer appearance might be
230 days .....
ECOTOXICOLOGY: A Comprehensive Treatment - Chapter 18 pptx
... genetic variation (including additive-, epistatic- and
dominance-associated variance), environmental variation and, perhaps, the interaction
between genetic and environmental factors.
• Narrow sense ... population
that has adapted successfully to an environmental toxicant will not necessarily be optimally adapted
for a clean habitat. (2) Natural selection leading to successful adaptation re...
ECOTOXICOLOGY: A Comprehensive Treatment - Chapter 20 ppt
... Ecotoxicology: A Comprehensive Treatment
Nakano, S., Miyasaka, H., and Kuhara, N., Terrestrial-aquatic linkages: Riparian arthropod inputs alter trophic
cascades in a stream food web, Ecology, 80, 2435–2441, ... likely
influence contaminant bioavailability, uptake, and depuration in complex and often unpredictable
ways. The photoactivation of certain contaminants after exposure to UV...
ECOTOXICOLOGY: A Comprehensive Treatment - Chapter 23 pptx
... comparison of beak sizes among allopatric and sympatric pop-
ulations of Galapagos finches. Assuming that beak size is an appropriate surrogate for resource use,
the greater separation of beak ... statisticalnull hypothesistesting paradigmhas becomeso catholicand ritualizedas toseemingly
impede clear thinking and alternative analysis approaches.
(Anderson et al. 2001)
Statistical approaches .....
ECOTOXICOLOGY: A Comprehensive Treatment - Chapter 26 ppt
... enhanced UV-B treatments for
ciliates, flagellates, bacteria, and diatoms in mesocosms. The decrease in biomass of predatory ciliates resulted
in an increase in biomass of flagellates and bacteria, ... characteristics. Some groups of aquatic
organisms such as corals have a very narrow range of temperature tolerance and are likely to suffer
significant damage as a result of moderate global wa...
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