mkdir rmdir ls cd and pwd
Báo cáo khoa học: X-ray crystallography, CD and kinetic studies revealed the essence of the abnormal behaviors of the cytochrome b5 Phe35fiTyr mutant pdf
... structure and the above detailed studies the essence of these unusual behaviors is discussed MATERIALS AND METHODS Protein preparation Bovine liver cyt b5 and its mutants were prepared and purified ... [21] that the core consists of b-strand III (Tyr27–Leu32), b-strand II (Thr21–Leu25), b-strand I (Lys5–Tyr7) and a-helix I (Thr8– His15) Trp22, Tyr6, Tyr7, Tyr27 and Tyr30 are the main aromatic components ... spectra and heat capacity of apo- and holo-cyt b5 Fig 4A demonstrates the transitional CD curves of wild-type cyt b5 monitored at 222 nm, 299 nm, 398.4 nm and 418.8 nm The curves of 222 nm, 299 nm and...
Ngày tải lên: 08/03/2014, 10:20
Effect of cd and as in soil on growth availability to plant
... As and Cd were limited (John, 1972; Sadana and Singh, 1987) Therefore, this study was carried out to find the adverse effect of As and Cd on the growth of chinese cabbage, radish and lettuce and ... of Cd in edible part of chinese cabbage, radish and lettuce grown at the 0, 5, 10, 25, 50, and 100 mg kg-1 of Cd treated soils The contents of Cd in edible part of chinese cabbage, radish and ... August 2002, Thailand cultivation soil for chinese cabbage and lettuce must consider the concentration of Cd, too Table Theoretical acceptable Cd and As concentration in the upland soils their absorption...
Ngày tải lên: 16/03/2014, 00:07
Effect of cd and ni on soybean seed development
... Malan and J M Farrant Figure Effect of Cd and Ni on the sugar and starch content (mg glucose/seed) of seeds harvested from plants grown in 0.05 mg/litre Cd or mg/litre Ni IP and YP values for Ni and ... Bioavailability of heavy metals and decontamination of soils by plants Applied Geochemistry 11, 163–167 Friedland, A.J (1990) The movement of metals through soils and ecosystems pp 7–20 in Shaw ... pollutants and soybean seed development 449 Table Effect of Cd and Ni on dry mass and seeds per pod for mature (BP) seeds harvested from plants grown in 0.05 mg/litre Cd or mg/litre Ni SD and sample...
Ngày tải lên: 16/03/2014, 00:07
Effects of ph on cd and zn uptake by plant
... speciation modela 2.3 Chemical speciation modelling Species Log K Log Q CdOH+ Cd( OH)0 Cd( OH)− + CdCl CdCl0 CdCl− CdCl2− CdSO0 Cd( SO4)2− CdCO0 ZnOH+ Zn(OH)0 Zn(OH)− Zn(OH)2− ZnCl+ ZnCl0 ZnCl− ZnCl2− ZnSO0 ... OXI91/ EO90) and hydrogen ion activity with a glass electrode (Ingold 104573002) Stocks of cadmium and zinc, containing 100 mM Cd and 1000 mM Zn, were prepared The radioisotopes 10 9Cd and 65Zn (Amersham ... stability data base for zinc and cadmium was built based on the data of Smith and Martell (1976), Martell and Smith (1982) and Smith and Martell (1989) The thermodynamic and conditional stability...
Ngày tải lên: 16/03/2014, 00:07
Báo cáo Y học: Conformational analysis by CD and NMR spectroscopy of a peptide encompassing the amphipathic domain of YopD from Yersinia potx
... these peptides, CD experiments were conducted on YopD278)292, YopD271)292 and YopD278)300 The CD spectrum of YopD278)300, in aqueous buffer, showed two minima at 208 and 222 nm and an isodichroic ... Samples for CD were either 60 lM peptide in mM sodium phosphate buffer at pH 4.5 and or 60 lM LcrH in 10 mM buffer at pH CD experiments were conducted on YopD278)292, YopD271)292 and YopD278)300 ... that no residues were in disallowed regions, Ramachandran plot analysis was conducted using the program PROCHECK-NMR [37] RESULTS AND DISCUSSION CD and NMR studies Computer analysis of YopD primary...
Ngày tải lên: 31/03/2014, 21:21
Backing up and restoring with CD-RRW and DVD- RRW
... 112 Backing up and restoring with CD- R/RW and DVD-R/RW Image files and CD/ DVD writers Image files and CD/ DVD writers Norton Ghost support of SCSI and IDE CD and DVD writers allows the ... confirms that your CD/ DVD drive is compatible with Norton Ghost Table 8-1 lists the media that you should use with CD and DVD writers and the action that Norton Ghost takes Table 8-1 CD and DVD media ... the CD/ DVD bootable See “Standard boot disks” on page 76 Saving an image file directly to a CD- R/RW or DVDR/RW drive You can save an image file directly to a CD or DVD You can also make the CD/ ...
Ngày tải lên: 06/10/2013, 10:20
Tài liệu Floppy Drive, Hard Drive, and CD-ROM Installation pptx
... bay that will be used for the CD- ROM If there is a cover for this bay, reach inside the case and push out the cover Retrieve the CD- ROM from the parts inventory and slide it in from the front ... the case Push it back until it is flush with the case and the screw holes line up with the case rails Use the proper screws and secure the CD- ROM to the case Step The floppy drive is connected ... according to pin one Step The CD- ROM is attached using an IDE, forty-pin, forty-conductor ribbon cable The CDROM cable has two connectors One for the motherboard and one for the CD- ROM Select the proper...
Ngày tải lên: 21/12/2013, 19:15
Báo cáo khóa học: Conformational changes of b-lactoglobulin in sodium bis(2-ethylhexyl) sulfosuccinate reverse micelles A fluorescence and CD study docx
... 30; and 6, GdnHCl (6 M) (B) CD spectra of bLG in AOT (1–4) and SDS (5 and 6) aqueous solutions at different surfactant concentrations Inset: % of a-helix obtained with SELCON for SDS (d) and AOT ... hydrated and water molecules start to be free for the protein hydration Increasing x0 also leads to a decrease in [h]270 (Fig 2, inset), with the appearance of a broad band Fig CD spectra Near-UV CD ... dimers to monomers, and the loss of H-bonding involving the strands bI of bLG [47], could be promoted in both situations A CD spectrum assigned to distortions of b-strands showed a band with a minimum...
Ngày tải lên: 07/03/2014, 15:20
Adsorption and desorption of cd
... example, 23% of Cd was adsorbed at 15 min, while 32%, 37%, and 55% of Cd was adsorbed at reaction times of 24 h, days, and Fig Percent Cd adsorption by the phosphate-treated goethite () and untreated ... amounts of HNO3 and NaOH were gradually applied to the suspensions to achieve a pH range between and The Results and discussion Goethite and phosphate are commonly found in soils Under natural ... 24 h, days, and weeks at 20 °C At the end of each reaction time, the suspensions were centrifuged and the supernatants were collected for measurements of pH and Cd concentration The Cd adsorption...
Ngày tải lên: 15/03/2014, 23:08
A review on the cd content of rice daily cd intake and accumulation in the kidneys
... for example in Germany and Sweden individuals and total diet method for populations Foods and beverages are sampled and bought in representative retail shops in the area and analyzed for the element ... eds Handbook on the toxicology of metals 2nd ed Vol II Amsterdam: Elsevier, 1986: 166–169 Iwao S Cadmium, lead, copper and zinc in food, feces and organs of humans Interrelationships in food and ... J Cadmium, zinc, copper, and metallothionein levels in the kidney and liver of inhabitants of upper Silesia (Poland) Int Arch Occup Environ Health 1993; 65: 57–63 5) Nilsson U, Schütz A, Skerfving...
Ngày tải lên: 15/03/2014, 23:11
ADSORPTION OF pb AND cd ONTO METAL OXIDES
... representative laboratory surrogate materials for the oxide and organic phases Pd and Cd adsorption to surface coating components MATERIALS AND METHODS Development and characterization of natural bio®lms ... acid and reducing the extraction time to 30 Fig Test for adsorption interference between Cd and Pb A Pb adsorption to bio®lms in the presence and absence of Cd B Cd adsorption in the presence and ... Cd speciationb Cd2 + Cd Cl+ Cd SO4 Cd NO+ Concentration (mg/l) 89% 1.5% 4.6% 4.9% 30 35 120 15 0.84 0.70 a Ionic strength adjusted to 0.05 M w/NaNO3; pH adjusted to 6.0 before autoclaving Pb and...
Ngày tải lên: 15/03/2014, 23:12
Bioavailability and toxicity of cd to microorganisms and their activities in soil
... different soils: River sand, Gley, Gray lowland, Andosol and Humic Andosol (pH 5.7–8.5) different soils—River sand, Gley, Gray lowland, Andosol and Humic Andosol (pH 5.7–8.5)q2% sludge CdCl2 55 55 ... fixed Cd in soils (Chanmugathas and Bollag, 1987) Microbial mobilization of Cd, both aerobically and anaerobically, was faster in sandy loam and loam soils than in a silt loam soil The amount of Cd ... amount of C mineralized and the concentration of water-soluble Cd in Cd- and sludge-amended soils Thus, the toxicity of Cd varies with the soil type and the nature of Cd salt 3.4 Microbial activities...
Ngày tải lên: 15/03/2014, 23:21
Cd toxicity effects on growth, mineral and chlorophyll contents and activities of stress related enzymes
... i.e GPOD, SOD, and in the intermediary metabolism, i.e ME, ICDH, G6PDH and GDH Materials and methods Plant growth and plant samples analysis Plant growth conditions, measurements and analysis, ... cells (Van Assche and Clijsters, 1990a) Changes in SOD and POD activities, and in the (iso)SOD and (iso)POD patterns have been reported both in leaves and roots of bean plants as a result of Cd ... analysis of variance, and the Newman–Keuls test at the 5% level Results Growth and Cd concentration in plant tissues Increasing the Cd concentration of the HNS led to an increase in Cd content of all...
Ngày tải lên: 15/03/2014, 23:22
Chemical speciation and extractability of zn, cu and cd in two contrasting biosolids amended clay soils
... heavy metals in biosolidsamended soils there remain some important questions For example, the forms of heavy metals that are most available to plants and the mobility of metals in soils will determine ... extractability and chemical speciation of Zn, Cu and Cd in two soils experimentally amended with anaerobically digested biosolids The data are discussed in relation to potential plant uptake of metals and ... environmental risk associated with increased levels of mobile heavy metals in soils Materials and methods 2.1 Soil incubation Samples of the two soils used were collected from the plough layer (0–20...
Ngày tải lên: 15/03/2014, 23:22
Effects of nutrient supply and soil cd con
... N1 N2 Cd0 N1 N2 Cd1 2-Au98 -3.5 N1 N2 Cd0 N1 N2 Cd1 2-Au99 N1 N2 Cd0 N1 N2 Cd1 2-Au98 N1 N2 Cd0 N1 N2 Cd1 2-Au99 Fig Mean values (n = 2) for Cd concentration (dry weight basis) and total Cd amount ... clone (81090 and 78183), nutrient level (N1 and N2) and soil Cd concentration (Cd0 and Cd1 ) The plants are 2-years old, harvested in autumn 1998 (2-Au98) and spring 1999 (2-Sp99), and 1-year old ... Stem Cd amount (mg plant -1 ) Stem Cd concentration (mg kg -1 ) 20 (b) 15 10 3.0 2.5 (c) 2.0 1.5 1.0 0.5 0.0 N1N2 Cd0 N1N2 Cd1 2-Au98 N1N2 Cd0 N1N2 Cd1 N1 N2 Cd0 2-Sp99 N1N2 Cd1 1-Au99 N1N2 Cd0 ...
Ngày tải lên: 16/03/2014, 00:07
Báo cáo khoa học: Tec family kinases: Itk signaling and the development of NKT ab and cd T cells potx
... NKT and cd T cells Q Qi et al Fig Involvement of Itk in the development of i NKT and NKT-like cd T cells During T-cell development in the thymus, cd T cells separate from ab T cells during the CD4 )CD8 ) ... cells and express the CD4 and NK1.1 markers Itk and NKT cd T-cell development Compared with ab T cells, the cd T-cell population is minor, comprising 5–10% of the total T cells in the blood and ... cells then downregulate the expression of CD2 4 as they progress through to stage (CD2 4) ⁄ NK1.1) ⁄ CD4 4)) As the cells progress to stage they upregulate CD4 4 (CD2 4) ⁄ NK1.1) ⁄ CD4 4+) At stages and...
Ngày tải lên: 28/03/2014, 22:21
stochastic global optimization techniques and applications in chemical engineering techniques and applications_in chemical engineering with cd rom
... processes and manufacturing In view of its importance and usefulness, optimization has attracted the interest of chemical engineers and researchers in both industry and academia, and these engineers and ... in ES GA and its applications are discussed in Chapters 4, 16 and 18, and DE and its variants are the subject of Chapters 6, 13 and 14 Ant colony optimization (ACO) covered in Chapter and particle ... Mong Kai, Gade Pandu Rangaiah and Mekapati Srinivas 147 Chapter Differential Evolution: Method, Developments and Chemical Engineering Applications Chen Shaoqiang, Gade Pandu Rangaiah and Mekapati...
Ngày tải lên: 01/04/2014, 11:36