Fabrication and characterization of the ultrafiltration and nanofiltration membranes

... curves of PBI membranes at pressure of 15 bar124 xiv Fabrication and Characterization of Ultrafiltration and Nanofiltration Membranes WANG KAI YU Figure 4.10 The salt rejection by PBI nanofiltration ... Membranes and their Application in the Separation of Pharmaceuticals 75 3.1 Introduction 75 iii Fabrication and Characterization of Ultrafiltration...

Ngày tải lên: 12/09/2015, 11:29

... acid structure in Z japonica We found about 30 kinds of fatty acids in the leaves and stems and about 36 kinds of fatty acids in the roots and rhizomes of Z japonica We focused on the fatty acid ... based on the quantity of lipid, the content ratios of all the fatty acids, and the ratio of each fatty acid RESULTS AND DISCUSSION...

Ngày tải lên: 05/09/2013, 10:17

... PVDF-SPS composite membrane Table shows the water uptake of the pristine PVDF membrane, the PVDF-PS membrane and the PVDF-SPS composite membrane The blending of PS polymer reduces the water uptake of ... of the PVDF-SPS membrane: (a) C1s, (b) O1s, (c) S2p 3.4 Morphology of the PVDF-SPS composite membrane The morphologies of the pristine PVDF...

Ngày tải lên: 05/09/2013, 16:11

... Organic Process Research & Development 2007, 11, 846–860 Characterization of the Polymorphic Behavior of an Organic Compound Using a Dynamic Thermal and X-ray Powder Diffraction Technique David ... sensors of the DSC cell Thermal isolation was maintained by using beryllium metal foil to seal the X-ray optical path identification and understan...

Ngày tải lên: 14/02/2014, 03:20

... seen in the putative T-box DNA-binding domain of t-bet, the STAT protein interaction domain, STAT protein all-alpha domain, STAT protein DNA-binding domain and SH2 domain of stat6, and the zinc-finger ... implicated in other protein–protein interactions, a STAT protein DNA-binding domain and an SH2 domain, which binds phosphorylated tyrosine residues in the context...

Ngày tải lên: 16/02/2014, 09:20

... mechanism of both RNA and DNA synthesis [17] In a previous study, we reported the findings of an analysis of the complete sequence of the cryptic plasmid pIT3 isolated from the crenarchaeon S solfataricus ... analyses of the predicted amino acid sequence showed that the C-terminal half of the RepA of the pIT3 plasmid is sequence-similar to the heli...

Ngày tải lên: 18/02/2014, 18:20

... (2002) A novel interaction partner for the C-terminus of Arabidopsis thaliana plasma membrane H+-ATPase (AHA1 isoform): site and mechanism of action on H+-ATPase activity differ from those of 14-3-3 ... Rasi-Caldogno F (1998) Fusicoccin binding to its plasma membrane receptor and the activation of the plasma membrane H+-ATPase IV Fusicoccin induce...

Ngày tải lên: 19/02/2014, 07:20

... to the 9th cycle from the N-terminus including the initiating Met: MHKTHSTMS for Sno1p and MTGEDFKIKS for Snz1p Properties of the complex of Sno1p and Snz1p When Sno1p with a His-tag and Snz1p ... SNO3, SNZ2 and SNZ3 complement the defect The relationship of all of these genes remains to be clarified Expression and purification of Sno1p and Snz1p In light...

Ngày tải lên: 19/02/2014, 12:20

... residue using the mean residual weight of GlcNAc [24] Further characterization of chitosan and the depolymerization products Further characterization of chitosan and the depolymerization products ... spectra of chitosan and LMWC Table Characteristics of chitosan and low-molecular weight chitosan (LMWC), and the percentage yield of the dep...

Ngày tải lên: 19/02/2014, 12:20

... above and in [1]) We investigated representative gene products from the E coli and Synechocystis sp bacteria further, to gain insight into the function of these proteins and the evolution of the MAPEG ... the six MAPEG families and three further groups (Insect, E.coliMGST cluster and SynMGST cluster) A major subgrouping is visible with MGST1, PGES and Insect in...

Ngày tải lên: 19/02/2014, 17:20

... aminoacids at the N-terminus of PHI (sequence: SKVYLALQDND) were compared with the sequences of the so called ‘intermediate components’ from two other PHs The N-terminal sequence of PHI from A radioresistens ... one PHR and one PHO (abc) protomer The hypothesis of a direct PHI phenol interaction is quite unlikely, because of the fact that the addition of ph...

Ngày tải lên: 21/02/2014, 00:20

... lg of protein) were separated by SDS/PAGE using the standard Laemmli system [30] with 13% and 4% (w/w) acrylamide in the separating and stacking gels, respectively In order to estimate the ratio ... they are acidic and presumably located in the cytoplasm like UspA Members of this family share a strikingly similar hydropathy profile (data not shown), and UP12 shares...

Ngày tải lên: 22/02/2014, 07:20

... in the higher activity observed in Vasconcellea spp.: (1) a higher protein content in their latex; and (2) the presence of other cysteine proteinases or isoforms in the latex To investigate these ... relationships of cysteine proteinases it can be deduced that the common ancestor of the genera Carica and Vasconcellea already contained at least two d...

Ngày tải lên: 07/03/2014, 11:20

... product of the second round of PCR was cloned and the 1066 bp sequence encoding 125 amino acids of the A-chain, the 19 amino acids linker, and 216 amino acids of the B-chain of the ml gene was obtained ... (Met153 of the ML1p and ML2p B-chains and Met156 of the ML3p B-chain corresponding to the ricin B-chain Leu152; and Met234 of the ML1p and...

Ngày tải lên: 07/03/2014, 15:20

... of parallel b strands associated to an antiparallel strand (b2) and is surrounded by helices (a1 , a2 , a3 , a7 and a8 ) The second domain consists of helices a4 , a5 and a6 all clustered on the top ... indicating that Rv1399c is composed of 22% of a- helices, 25% of b-strand and 39% of random coil The catalytic triad is located at the bottom of a s...

Ngày tải lên: 07/03/2014, 16:20