comparative phototoxicity of nanoparticulate and bulk zno to a free-living
comparative phototoxicity of nanoparticulate and bulk zno to a free-living
... Comparative phototoxicity of nanoparticulate and bulk ZnO to a free-living nematode Caenorhabditis elegans: The importance of illumination mode and primary particle size H. Ma a , * , 1 , ... (abs.) Nano ZnO bulk ZnO Total surface area (m /l) 2 Total surface area (m /l) 2 AB Fig. 6. Toxicity of nano -ZnO and bulk- ZnO to C. elegans (A) and methylene...
Ngày tải lên: 06/05/2014, 13:22
How do China and Brazil deal with water pollution challenges? A comparative perspective of two emerging countries’ approach to water pollution problems docx
... Europeans arrived in most of what today is known as Brazil, that land was like a gigantic Eden with clean natural resources and a balanced harmony between men and nature. Since the discovery of ... unregulated water and sewerage runoff (Osava, 2007). As Rio de Janeiro metropolitan area has grown to the west towards the Guandú basin, the main cause of water pollution is th...
Ngày tải lên: 15/03/2014, 16:20
Application of Hydrothermal Reaction to Biodegradability Improvement of Refractory Pollutants: Structural Conversion of Di- and Trichloroacetic Acid to Biodegradable Products
... and formic acid were used as standard materials for qualitative and quantitative analysis of products obtained from CAAs. 2.2 Batch reactor apparatus Reaction was carried out using a batch ... and half- life time of CAAs in the field and laboratory study. Initial water quality indexes of DCAA and TCAA did not change in ambient water. Since the deviation of water qual...
Ngày tải lên: 05/09/2013, 08:40
Sensibility study of flooding and drying issues to the operating conditions in PEM fuel cells
... order to achieve high performances, water management in PEMFCs is one of the main critical issues to address: lack of water in the membrane can lead to an important increase of membrane resistance ... resistance and thus to a decrease of the cell potential, while an excess of liquid water in the electrodes can reduce gas transport to the catalyst layers and, again,...
Ngày tải lên: 05/09/2013, 14:58
A contrastive analysis of grammatical and semantic features of words and idioms related to hearing in english and vietnamese
... MINISTRY OF EDUCATION AND TRAINING UNIVERSITY OF DANANG *** LE XUAN THANH GIANG A CONTRASTIVE ANALYSIS OF GRAMMATICAL AND SEMANTIC FEATURES OF WORDS AND IDIOMS RELATED TO “HEARING” ... English and Vietnamese. For this reason, a contrastive analysis of grammatical and semantic features words and idioms related to hearing in English and Vietnam...
Ngày tải lên: 26/11/2013, 13:31
Tài liệu LoopStar® 711 Leveraging a Full Suite of Ethernet and TDM Services to Cost-Effectively Utilize Fiber Networks doc
... revenue-generating services such as voice, and to add new packet-based services at the same time. The LoopStar 711 is a fixed configuration, multi-service access platform offering cost-effective and easy -to- manage Ethernet ... services that require this transport. Usually deployed at the customer premise, this product can create a resilient infrastructure ideally suited for a va...
Ngày tải lên: 10/12/2013, 19:15
Tài liệu Applications of Robotics and Artificial Intelligence to Reduce Risk and Improve Effectiveness pdf
... quick-change hand and the dexterous hand. The robot would be able to charge a quick-change hand by itself, attaching the means of transmitting power as well as the physical hand to the arm. Although ... such as retrieval of disabled equipment; sampling and handling nuclear, biological, and chemically active materials (NBC); and limited decontamination. • Airborne Surve...
Ngày tải lên: 13/12/2013, 01:15
Tài liệu Báo cáo khoa học: Lipopolysaccharide-evoked activation of p38 and JNK leads to an increase in ICAM-1 expression in Schwann cells of sciatic nerves ppt
... membrane of Gram-negative bacteria. It activates monocytes and macrophages to produce cytokines such as tumor necrosis factor- a and interleukins IL-1b and IL-6. These cytokines appear to be ... that phorbol ester and TNF -a induced ICAM-1 expression via activation of the JNK pathway and activator protein-1 [45], the pres- ent research suggests that the JNK pathway also p...
Ngày tải lên: 18/02/2014, 18:20
Báo cáo khoa học: N-Glycosylation is important for the correct intracellular localization of HFE and its ability to decrease cell surface transferrin binding pptx
... Dublin, Ireland). To generate the pEP7–HFE-N11 0A HA vector we used the following primer set: sense, ATGGAAAATC ACGCCCACAGCAAGGAG; antisense, CTCCTTGTCG TGGGCGTGATTTTCCAT. To generate the pEP7–HFE- N13 0A HA ... NN110/ 130AA mutant was made by introducing the N13 0A muta- tion into the pEP7–HFE-N11 0A HA plasmid. The HFE NN130/234AA mutant was made by introducing the N23 4A mutation int...
Ngày tải lên: 06/03/2014, 22:21
Báo cáo khoa học: Thermodynamic characterization of substrate and inhibitor binding to Trypanosoma brucei 6-phosphogluconate dehydrogenase pot
... m M aPyADP in the same buffer. A total of 25 injec- tions was made at 380 s intervals. Top panel: raw ITC data. Bottom panel: data after the subtraction of the control titration and peak integration. ... Cervellati, Franco Dallocchio and Stefania Hanau Dipartimento di Biochimica e Biologia Molecolare, Universita ` di Ferrara, Italy Drugs designed to combat African trypanosomiasis...
Ngày tải lên: 07/03/2014, 05:20