Particle Toxicology - Chapter 13 ppsx

... of the MAPK and NF-kB cascade induces proinflammatoryresponses, including production of IL-4, IL-5, IL-8, IL-10,IL -1 3, RANTES, MIP- 1 a ,MCP-3, GM-CSF, TNF-a ,ICAM-1, and VCAM-1. At higher levels ... 246 13. 3 Toll Like Receptors and Their Regulation in the Respiratory Tract 248 13. 4 Effect of Particles on AllergicImmuneResponses 249 13. 5 Mechanism of Action of PM on the ImmuneResponse...

Ngày tải lên: 11/08/2014, 21:21

... 5.4.Itisuseful to grade the response of the lung to particle- induced oxidative stress, with low-leveloxidativestress resultinginanup-regulation of endogenous extra- and intracellular responses,prior to the ... if particle- induced pulmonary inflammatory processesare afunction of the numbers of Particle Toxicology1 04 © 2007 by Taylor & Francis Group, LLC 5.2.4 M ETAL C HELATION P ROT...

Ngày tải lên: 11/08/2014, 21:21

... was followed by 24-h, 1-week, 1-month, and 3-month recovery periods. Exposure groups • • PBS (vehicle control) Particle- types (1 and 5mg/kg) oR-100 fine-TiO 2 oPigment A-fine-TiO 2 coated with ... and10mg/kg), thetoxicity of OTES-coated TiO 2 particles was not significantly different from the hydrophilic R-100 fine-TiO 2 particles. R-100 fine-TiO 2 has amean particle diameter of 300 nm and ....

Ngày tải lên: 11/08/2014, 21:21

... less diverse old-growth (Fig. 13. 3f). Old-growth black spruce forest is more spatially heterogeneous compared to younger forests. Old-growth attributes of more abundant canopy gaps (Fig. 13. 3g), a ... were available 13 Old Growth Forests in the Canadian Boreal 287 Chapter 13 Old-Growth Forests in the Canadian Boreal: the Exception Rather than the Rule? Yves Bergeron and Karen A. Har...

Ngày tải lên: 03/07/2014, 13:20

... once its system is put in place. It is a static once-and-for-all-time reconstruction. In this respect, it is equi- valent to a libertarian laissez-faire in which the only function of officials is ... free-market utopia, the best-and-brightest utopia, the religious utopia, the Green utopia, and the techno- logical utopia – and he offers his own “civilized egalitarian capitalist utopia.” 13. 5...

Ngày tải lên: 06/07/2014, 02:20

... low-energy means for sit-and-wait predators to relocate, induced by local prey shortage. Sitting-and-waiting strategies are not restricted to cryptic and slow-moving predators. Fast-flying, diur- nal, ... & S.L. Ward.) Chapter 13 INSECT PREDATION AND PARASITISM TIC13 5/20/04 4:41 PM Page 327 328 Insect predation and parasitism We saw in Chapter 11 that many insects are phyto- phagous...

Ngày tải lên: 06/07/2014, 22:20

... Everglades–Flor- ida Bay ecosystem; WCAs are water conservation areas. (Modified from South Florida Water Management District, 1999.) Florida Lake Okeechobee EAA WCA-1 WCA-2 WCA-3 Miami Everglades National Park Florida ... Submerged aquatic vegetation and periphyton-based wetland treatment systems appear promis- ing. Successful technologies may be integrated into the existing STAs or imple- me...

Ngày tải lên: 21/07/2014, 17:20

... Operations 13. 4 Occupational Safety and Health Administration 13. 4.1 Personal Protective Equipment 13. 4.2 OSHA General Duty Clause 13. 5 Insurance Coverage 13. 6 Clean Air Act Amendments 13. 7 National ... Measurement 13. 8.5 ANSI/ASHRAE Standard 41. 3-1 989: Methods for Pressure Measurement 13. 8.6 ANSI/ASHRAE Standard 41. 6-1 994 (RA-01): Methods for Measurement of Moist Ai...

Ngày tải lên: 11/08/2014, 09:21

... at particular risk. 13. 5 CHAPTER REVIEW QUESTIONS AND PROBLEMS 13. 1. Those characteristics or range of character- istics that make water appealing and useful are called ________________. 13. 2. Process ... McGraw-Hill, New York, 1994. 13. Peavy, H.S., Rowe, D.R., and Tchobanglous, G., Envi- ronmental Engineering, McGraw-Hill, New York, 1985. 14. Sterritt, R.M. and Lester, J.M., Micro...

Ngày tải lên: 11/08/2014, 10:22

... pyrethroid with the simple com- mon name bioallethrin has the name (RS )-3 -allyl-2-methyl-4-oxocyclo- pent-2-enyl(1R,3R )-2 ,2-dimethyl- 3-( 2-methylprop-1-enyl)cyclopropanecar- boxylate from the International ... analogues of DDT in his efforts to relate toxicity to molecular shapes. DCC (1,1-di-(p-chlorophenyl-2,2-dichlo- rocyclopropane)), is rather toxic. A newer study of structure...

Ngày tải lên: 11/08/2014, 12:21