2 growth mediated by hexamethylenetetramine hmta aqueous solution

... from aqueous solutions For estimating the removal rate, time courses of cadmium concentration in aqueous solution and calculated amount adsorbed were measured as well as the pH value of the solution ... Double-Stranded DNA by Using Cadmium Hydroxide Nanostrands, NANO LETTERS, 5(1), 97-100 Li Y.-H., Wang S., Luan Z., Ding J., Xu C and Wu D (2003) Adsorption of cadmium(II) from aqueous solution by surface ... zinc, cadmium and mercury ions from aqueous solutions on an activated carbon cloth, Carbon, 40, 1109-1115 Basso M C and Cukierman A L (2006) Wastewater Treatment by Chemically Activated Carbons from...

Ngày tải lên: 05/09/2013, 10:15

... all solutions - The Fe0 nanoparticles were synthesized before use The Fe0 nanoparticles were synthesized by dropwise addition of NaBH4 aqueous solution into 1000ml flash containing FeSO4.7H2O aqueous ... from aqueous solution by iron nanoparticles, Journal of Zhejiang University SCIENCE 6B, 10 (2005) 1022 [2] M Ponder Sherman, G Darab John, E Mallouk Thomas, Remediation of Cr(VI) and Pb(II) Aqueous ... 98.8% Cr(VI) concentration was removed by iron nanoparticals, while only 24.75% Cr(VI) concentration was removed by iron powder Conclusion The removal of Cr(VI) by Fe0 nanoparticles was studied, the...

Ngày tải lên: 14/03/2014, 10:20

... released to aqueous solution and eventually red UC luminescent intensities increase sharply These results are consistent with the conclusion drawn by XRD and TEM The nano-particles in aqueous solution ... applications of the nano-particles in aqueous solution is under way Conclusion In summary, b-(Pb,Cd)F2:Er3?,Yb3? nano-particles in aqueous solution were prepared by means of thermal induction to produce ... and display a good dispersibility in aqueous solution Figure reveals the main UC emission of the 2H11/2/ S3/2/4F9/2 ? 4I15/2 transition in GCs and in aqueous solution under 980 nm diode laser excitation...

Ngày tải lên: 22/06/2014, 01:20

... of various pollutants from aqueous solutions on to activated carbon Wat Res 1985;14:277 [25] Panday KK, Prasad G, Singh VN Copper (II) removal from aqueous solution by ¯y ash Wat Res 1985;19:869 ... lÀ1 As(V) stock solution These stock solutions were used to prepare experimental solutions of speci®ed concentrations One gram of red mud powder was placed in a conical ¯ask Solutions containing ... and ml of 0.1 M NaCl solution were made up to 50 ml using distilled water Thus, solutions representing wastewaters in the concentration range 2.5±30 mg lÀ1 were obtained The solution was added...

Ngày tải lên: 13/07/2014, 06:20

... mild steel in pH aqueous solutions with absence and presence of various concentration of ethyl acetate extract of U gambir Table 3: Corrosion parameters for mild steel in pH aqueous solution with ... aerated unstirred solutions at 298 K 2.3 Weight Loss Measurement 2.3.1 Effect of concentrations Specimens in duplicate were immersed for a period of days in 100 ml, pH aqueous solutions containing ... corrosion process by an electrical circuit The EIS technique is based on the response of an equivalent circuit for an electrode /solution interface The response can be analysed by transfer functions...

Ngày tải lên: 07/08/2014, 14:20

... nano-crystalline HAp by an aqueous solution combustion method Calcium nitrate tetrahydrate (S.D Fine-Chem, India) and di-ammonium hydrogen ortho-phosphate (DAP; S.D Fig Flow chart for the aqueous solution ... well-established In conclusion, nano-HAp powders prepared by a novel aqueous solution combustion technique, is a very simple method by which not only the powder size, but the composition can ... purpose of the present study was to evaluate porous HAp, the powders of which were prepared by a novel aqueous solution combustion technique, as a bone substitute in healing bone defects Fine-Chem,...

Ngày tải lên: 07/08/2014, 20:23

... light chain domains coupled by a flexible peptide linker, and it is less immunogenic, of greater affinity, and more easily introduced into cells than antibodies produced by ordinary methods Therefore, ... selection from phagedisplay library The epitopes DNA-PKcs were predicted by a patent Biosun software, which was developed by Dr Jian-Nan Feng from Beijing Institute of Basic Medicine, China, based ... were purified and digested with Mva I at 37°C for h The diversity of scFv was analyzed by PAGE followed by zymography and ethidium bromidine (EB) staining Expression and identification of soluble...

Ngày tải lên: 09/08/2014, 09:20

... LY294002 Hcy + SB203580 Figure Homocysteine-induced MIP- is mediated by p38MAPK and PI3 kinase Homocysteine-induced MIP- is mediated by p38MAPK and PI3 kinase MCs were incubated (24 hours; 37°C) ... and PI-3 Kinase in MIP-2 expression induced by Hcy Hcy-induced MIP-2 was significantly attenuated (p < 0.05) by a PI-3 Kinase inhibitor (LY294002) and by an inhibitor of a p38MAPK (SB203580) In ... leukocytes were removed by gently washing with PBS, followed by addition of 300 μl PBS to each well Fluorescence from leukocytes bound to mesangial cells was determined by spectrophotometry (Wallac...

Ngày tải lên: 11/08/2014, 08:22

... first introduced aqueous solution method for growth of ZnO in 1990 In his report, ZnO rods were formed in aqueous solutions which contain of zinc nitrate, zinc chloride and hexamethylenetetramine ... Advantage of solution base-method against gas phase method In terms of energy and material saving, aqueous solution methods have clear advantages over gas phase methods In addition, aqueous solution ... Zn2+ ions in aqueous solution When ZnAc2 and NH4OH are mixed in an aqueous solution, the hydrolysis of ZnAc2 and NH4OH take place Hydrolysis means the cleavage of chemical bonds by the addition...

Ngày tải lên: 09/09/2015, 10:14

... work 15 Aqueous solution growth of ZnO 2.1 Introduction Aqueous solution growth has been widely used to grow highly oriented ZnO nanowires and other nanostructures The first report was by Andres-Verges ... the solution is then given by [ Zn 2+ ] = number of moles of ZnAc 0.001367 = = 0.0325 M (42 1000) volume of water in litres (2.2) The pH of a solution is another important variable in aqueous solution ... nuclei can grow by several ways One way is by self-assembly where ionic species from the solution adsorb onto the nucleus This process begins with the solvated Zn2+ ions in aqueous solution, Zn2+...

Ngày tải lên: 14/09/2015, 08:26

... best illustrated by the Creutz-Taube ion, perhaps the most well-known MV complex The complex, first reported by Creutz and Taube in 1969, is composed of two Ru(NH3)5 units bridged by a pyrazine ... complexes with the one predicted by theory According to Hush,12b ν1/2 of the IVCT absorption band of Class II MV complexes should be related to the band maxima by equation 1.2 ∆ν1/2 = (2310νmax)1/2cm-1 ... oxidation state (a+) caused by the metal ion in higher oxidation state (b+) in a MV complex This effect is commonly observed in MV complexes in which the metal ions are linked by πconjugated bridges.17b...

Ngày tải lên: 17/09/2015, 17:17

... When RAS aqueous solution was treated by plasma jet, approximately 60% of RAS was decomposed with one stoichiometry of OH radical reaction ACKNOWLEDGMENT This study was partly supported by the ... aqueous terephthalate ion as a fluorescence monitor,” Ultrason Sonochem., vol 1, no 2, pp S91–S95, 1994 [10] X Fang, G Mark, and C von Sonntag,“OH radical formation by ultrasound in aqueous solutions ... Finney, “Formation of hydroxyl radicalas, hydrogen peroxide and aqueous electrons by pulsed streamer corona discharge in aqueous solution, ” J Hazard Mater., vol.41, pp 3-30, 1995 [14] F.J Beltran,...

Ngày tải lên: 29/04/2016, 15:22

... removal(~-OPh, ~ -TPPh), initial PO] concentration in aqueous solutions up to 50 mg/1, contact time - min, a dose of red mud added to the aqueous sample, 10 g/l The m a x i m u m extent of phosphate ... preliminary red mud treatment on the phosphate removal from aqueous model solutions are presented in Table The greatest removal for both types of solutions at the studied conditions was observed when ... concentration of the model solutions This effect is more pronounced in the case of OPh-solutions It was established that the dose of activated red mud added to the PO43solutions is important for...

Ngày tải lên: 23/09/2012, 14:47

... 'cc.intcatalogid=p.catalogid and cc.intcategoryid=c.categoryid and c catdescription like '5'%' and hide=0 order by specialoffer desc,cname' /shop$db.asp, line 467 Okie, tiếp tục nhé, bạn thêm ðoạn code sau ðây...

Ngày tải lên: 09/10/2013, 12:20

... apoptosis by using 3T3-L1 adipocytes and rat primary adipocytes Adipocyte apoptosis could be induced by troglitazone, pioglitazone or 15-deoxy-D12,14-prostaglandin J2 (PGJ2), and reversed by GW9662, ... induced by troglitazone through a PPARc-dependent Akt-1 signaling pathway (Fig 3A,B) However, the mechanism by which PPARc agonists reduce Akt-1 levels is not fully understood It is not by suppression ... (10 or 20 lM) for 96 h (F) Inhibition of apoptosis by Ac-DEVD-CHO AO ⁄ EB, apoptosis measured by AO ⁄ EB staining; Hoechst, apoptosis measured by Hoechst 33258 staining Results are means ± SDs...

Ngày tải lên: 16/02/2014, 09:20

... expression by siRNA led to an additional increase in caspase activity triggered by tBid overexpression Together, these results show that Itch can significantly reduce cell apoptosis directly induced by ... accounted for by Itch ubiquitylating activity However, we could not demonstrate a direct interaction nor ubiquitylation of intact Bid by Itch This leads to the suggestion that removal of tBid by proteasomal ... the blockage of TRAIL-induced apoptosis mediated by EGF ⁄ ErbB1 signaling pathway J Cell Biochem 89, 1177–1192 Park SY & Seol DW (2002) Regulation of Akt by EGF-R inhibitors, a possible mechanism...

Ngày tải lên: 16/02/2014, 09:20

... increased by incubation with the protein tyrosine phosphatase inhibitor vanadate (Figs 1B and 5C) By contrast, the phosphorylation of CDK1 on Y15 was increased to a much lesser degree by vana- ... NaF, 0.1 mm Na3VO4) The lysate was clarified by centrifugation at 15 000 g for 30 followed by centrifugation at 100 000 g for h Saturated ammonium sulfate solution (200 mL) was added (33% final concentration) ... D3-CDK4-p27kip1 holoenzyme in thyroid epithelial cells: activation by TSH, inhibition by TGFbeta, and phosphorylations of its subunits demonstrated by two-dimensional gel electrophoresis Exp Cell Res 291,...

Ngày tải lên: 18/02/2014, 18:20

... febrile response induced by SEC1 is dependent on NADPH oxidase and not on PI3K ⁄ Akt or 5-LOX ⁄ 3640 FLAP because these phenomena are attenuated by apocynin and not by ETYA, MK 886, Wort or HIMO ... YC, Tatebe S, Mills GB & Unate H (2002) Induction of human MDR1 gene expression by 2-acetylaminofluorene is mediated by effectors of the phosphoinositide 3-kinase pathway that activate NF-kappaB ... Specificity was determined by competition of the nuclear protein obtained from the cells treated with ngÆmL)1 of SEC1 for 24 h The NF-jB-DNA binding activity (lanes 2–8) was quantified by densitometry The...

Ngày tải lên: 19/02/2014, 00:20

... mixtures, precipitated DNA was analyzed by 1% agarose gel electrophoresis DNA was visualized by staining with ethidium bromide Results are represented by negative images Asterisks indicate nucleic ... that the promotion of EJ by aggregation is common to many types of human cells It is very likely that the resultant organization of nuclear components from dilute aqueous solutions involves either ... deproteinized by incubation with 0.5% SDS and 0.5 mgÆmL)1 proteinase K for 15 at 65 °C and subsequently for h at 37 °C for DNA analysis, and were analyzed by 1% agarose gel electrophoresis followed by staining...

Ngày tải lên: 19/02/2014, 06:20