Effects of compost and phosphate amendments on arsenic mobility in soils and arsenic uptake by the hyper

... applications on arsenic uptake by Chinese brake fern growing in arsenic con- taminated soils; (2) to determine the effects of composts and phosphate rock on arsenic leachability in arsenic contaminated ... Reduction and coordination of arsenic in Indian mustard. Plant Physiol. 122, 1171–1177. Pongratz, R., 1998. Arsenic speciation in environmental sampl...

Ngày tải lên: 16/03/2014, 00:07

... testing of the signi®cance of observed eects was limited by the substantial interaction of independent variables (sludge treatments with soil pH). In view of this and the ongoing nature of the ... elevated Mo concentrations in Hudson soil columns, particularly in the pH 7 columns. P concentrations (Fig. 9) declined over the course of operation. The greates...

Ngày tải lên: 16/03/2014, 00:07

... are accompanied by complementary changes in MM12.10 binding also in re- sponse to direct modulation of the ATP-binding site, con- firming that conformational changes intrinsic to the catalytic cycle ... also detected in the presence of nucleotides alone or ATP with V i , indicative of conformational changes propagating to the extracellular domains of the pump upon its...

Ngày tải lên: 08/03/2014, 23:20

... second subunit. The backbone NH group of R98 forms a hydrogen bond with the backbone CO of F102. Fur- thermore, the orientation of the side chain of the two residues brings the guanidinium plane and the ... protein concentrations ranging from 5 to 40 lm. In the case of the wild-type protein (PfTIM WT), there is a very little concentra- tion dependence of the...

Ngày tải lên: 18/02/2014, 11:20

... pools in neutrophils, one that is not inhibited by low concentrations of AACOCF 3 and another that is inhibited by high concentrations of AACOCF 3 .The increase in AA at low concentrations of AACOCF 3 could also ... the column by increasing the amount of methanol to 100% over 50 min. Leukotrienes and free AA were collected and the radioactivity in these fract...

Ngày tải lên: 22/02/2014, 07:20

... hydrogeological settings of the country for the mitigation of arsenic problem. To know the basic understanding of the source and mobility of arsenic it is essential to investigate the sampling depth and aquifer ... 1997. However, arsenic contamination of groundwater is now confirmed in the wide regions of Bangladesh and eastern India, and became on...

Ngày tải lên: 05/09/2013, 08:40

... to bind to the membrane of cells. Inhibitory effects of VVA1 on the hemolytic and cytotoxic activity of VVA2 The effects of VVA1 on the hemolytic activity of VVA2 were studied by incubation of ... represents the amino acid residues of the heparin-binding site (HBS) of VVA2 (166–194). (B) Inhibitory effects of VVA1 on the binding of VVA2 to lip...

Ngày tải lên: 19/02/2014, 06:20

... used in the rmsd calculation are those involved in the two peptide bonds and the two N- and C-terminal methyl groups, in order to compare the backbone orientations on both sides of the b-amino acid. ... modification of Phe7 causes a dramatic loss in receptor affinity for the corresponding peptide [21,41]. Indeed, the backbone conformation, the aromatic ring an...

Ngày tải lên: 08/03/2014, 08:20

... crow- ing Mixing of shives and impurities Faulty formation and wrinkling Unevey drying and wrinkling - 14 - Measures Promotion of dewatering on wire promotion of dewatering Roll grinding Removing the ... shows the transition of the unit water consumption of the paper mill in Japan. Table 5 Transition of the unit water consumption of the paper mill in Japa...

Ngày tải lên: 09/03/2014, 00:20

... utopian and critical contrast to the oppression of people of color found in the scenes of everyday and prison life in the film. And the transformation of life in the musical numbers of Pennies ... to link the concept of ideology with theories of hegemony and domination, and thus to delimit its application to ideas and positions which serve functions...

Ngày tải lên: 23/03/2014, 12:20