Adsorption and desorption of cd
Adsorption and desorption of cd
... 23% of Cd was adsorbed at 15 min, while 32%, 37%, and 55% of Cd was adsorbed at reaction times of 24 h, 7 days, and 4 Fig. 1. Percent Cd adsorption by the phosphate-treated goethite () and untreated ... accelerated the adsorption kinetics. The adsorption edges shifted to lower pH substantially in the presence of phosphate, indicative of enhanced Cd adsorption....
Ngày tải lên: 15/03/2014, 23:08
Báo cáo khoa học: Molecular cloning, expression and characterization of cDNA encoding cis-prenyltransferases from Hevea brasiliensis A key factor participating in natural rubber biosynthesis pdf
... poly(A) tail of 15 bp (Fig. 1A). The cDNA of HRT2 was 1051 bp in length containing an 852 bp ORF (Fig. 1B) and with 92% sequence homolgy to that of HRT1. The complete cDNA sequences of HRT1 and HRT2 ... regions II, III and IV of cis-prenyltransferase was designated as LT600. The Fig. 1. Nucleotide and deduced amino acid sequences of HRT1 (A) and HRT2 (B). Numbers of nu...
Ngày tải lên: 07/03/2014, 21:20
Bioavailability and toxicity of cd to microorganisms and their activities in soil
... Gray lowland, Andosol and Humic Andosol (pH 5.7–8.5) CdCl 3372 2 y, CO 37–65% 2 Hattori (1989) 5 different soils—River sand, Gley, Gray lowland, Andosol and Humic Andosol (pH 5.7–8.5)q2% sludge CdCl 1124–3372 2 y, ... bioavailability of Cd and its relationship to ecotoxicity in soils spiked with Cd. Bioavailability of Cd is largely governed by (i) soil type, (ii) Cd speciatio...
Ngày tải lên: 15/03/2014, 23:21
Correlation of the partitioning of dissolved organic matter fractions with the desorption of cd
... evaluation of contributions of Fe/Mn oxide and organic surface coatings. Environ Sci Technol 1982;16: 660 –6. Liu A. Adsorption/ desorption in a system consisting of humic acid, heavy metals, and clay ... PA. The pH dependence of free ionic activities and total dissolved concentrations of copper and cadmium in soil solution. Geo- derma 1998;83:281 –91. Sanders JR. The use...
Ngày tải lên: 15/03/2014, 23:22
Adsorption and aggregation of surfactants in solution
... Department of Chemistry, The University of Auckland, Auckland, New Zealand Seong-Geun Oh Department of Chemical Engineering and CUPS, Han- yang University, Seoul, Korea Hirofumi Okabayashi Department of ... Max-Planck-Institute of Colloids and Interfaces, Pots- dam, Germany Cynthia Q. Sun* Department of Chemistry, The University of Auckland, Auckland, New Zealand Junzo Sunam...
Ngày tải lên: 16/03/2014, 11:43
synthesis and characterization of cdse-zns core-shell quantum dot
... function of CdSe particle diameter. 36 Equation 5: Volume of X monolayers of ZnS on a CdSe core of radius r. 41 Equation 6: Number of ZnS monomers in X monolayers. 41 Equation 7: Moles of ZnS ... conduction bands) alignment of different core-shell systems. 21 Figure 20: Electronic energy levels of selected III-V and II-VI semiconductors based valence band offsets (CB =...
Ngày tải lên: 15/05/2014, 10:25
Tài liệu Báo cáo khoa học: Design, structure and biological activity of b-turn peptides of CD2 protein for inhibition of T-cell adhesion ppt
... ability of Jurkat cells to express CD2 was Fig. 2. Ribbon diagram of crystal structure o f CD2 CD5 8 complex and crystal structure of rat CD2 . (A) Ribbon diagram of crystal structure of CD2 CD5 8 ... interaction region of hCD2–hCD58) of hCD2 and rat CD2 was 0.9 A ˚ .Theb-turn regions of hCD2 (Thr38-Ser39-Asp40-Lys41 and Asp87-Thr88- Lys89-Gly90) o verlap with b-tur...
Ngày tải lên: 19/02/2014, 13:20
Tài liệu Báo cáo khoa học: Altered expression of CD1d molecules and lipid accumulation in the human hepatoma cell line HepG2 after iron loading pptx
... hepatic CD1 d is upregulated and recognized by CD1 d-specific T cells tend to sup- port this assumption [52]. Activation of CD1 d-restric- ted T cells may induce the secretion of cytokines capable of ... and mole- cules of the immunological system in hepatic injury and repair. Understanding the interdependence between the metabolism of iron and lipids [14,56,57] may be rel...
Ngày tải lên: 19/02/2014, 16:20
Tài liệu Báo cáo khoa học: Characterization and functional expression of cDNAs encoding thyrotropin-releasing hormone receptor from Xenopus laevis Identification of a novel subtype of thyrotropin-releasing hormone receptor ppt
... described the isolation of full-length cDNAs encoding three subtypes of the Xenopus laevis brain TRHR (xTRHR1, xTRHR2 and xTRHR3) and their functional expression in Xenopus oocytes and mammalian cells. ... region of the receptor and to the A5NV portion. The resulting 5¢-end amplified fragment is shown. (D) Construction of full- length xTRHR3 cDNA. A fragment of the receptor s...
Ngày tải lên: 21/02/2014, 03:20
Báo cáo Y học: Novel fish hypothalamic neuropeptide Cloning of a cDNA encoding the precursor polypeptide and identification and localization of the mature peptide pptx
... precursor cDNA was composed of 742 nucleotides containing a short 5¢-untranslated sequence of 15 bp, a single open reading frame of 591 bp, and a 3¢-untranslated sequence of 136 bp with the addition of various ... Minakata 3 and Kazuyoshi Tsutsui 1,2 1 Laboratory of Brain Science, Faculty of Integrated Arts and Sciences, Hiroshima University, Higashi-Hiroshima, Japan, 2 Co...
Ngày tải lên: 08/03/2014, 16:20