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styrene maleic acid copolymer

Detergent free approach to the studies of bacterial cell division membrane proteins using styrene maleic acid copolymer

Detergent free approach to the studies of bacterial cell division membrane proteins using styrene maleic acid copolymer

... eicosapentaenoic acid (cis-C20:5) revealed that phospholipids containing the eicosapentaenyl group are enriched in a specific microdomains at the division site of the Gram-negative psychrotrophic bacterium - ...

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Preconcentration of Germanium(IV) on Styrene Maleic Anhydride Copolymer Modified with Aminobenzoic Acids and Its Spectrophotometric Determination with  Bis(2,3,4 trihydroxyphenylazo)benzidine

Preconcentration of Germanium(IV) on Styrene Maleic Anhydride Copolymer Modified with Aminobenzoic Acids and Its Spectrophotometric Determination with Bis(2,3,4 trihydroxyphenylazo)benzidine

... pH range from 1 to 10 (Figure 1). In solutions, the con- centration of Ge(IV) is checked by the spectrophotomet- ric method (after 1 h). It was found that the modification of the aromatic part of 4-aminobenzoic ...

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Amphiphilic graft copolymer based on poly(styrene-co-maleic anhydride) with low molecular weight polyethylenimine for efficient gene delivery

Amphiphilic graft copolymer based on poly(styrene-co-maleic anhydride) with low molecular weight polyethylenimine for efficient gene delivery

... comb-shaped copolymer was synthesized by graft- ing PEI 800 onto SMA (Scheme 1), which involved the reaction of cyclic anhydride and primary amine to generate amido acid functionalities in the linking ...

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A Nano-Composite Based on Fe3O4@Styrene-Maleic Anhydride Copolymer as a Magnetic Sorbent for Preconcentration of Silver(I) Ion

A Nano-Composite Based on Fe3O4@Styrene-Maleic Anhydride Copolymer as a Magnetic Sorbent for Preconcentration of Silver(I) Ion

... All chemicals were used of analytical-reagent grade and all solutions were prepared with high-purity deionized water (Shahid Ghazi Co., Iran). A stock solution of silver (1000 mg l -1 ) was prepared in a 100 ml ...

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Functional multisite copolymer by one pot sequential RAFT copolymerization of styrene and maleic anhydride

Functional multisite copolymer by one pot sequential RAFT copolymerization of styrene and maleic anhydride

... sulfonic acid as a catalyst ...free acid is relatively slow and requires a catalyst and the elimination of ...the copolymer before (top) and after (bottom) ...from styrene as a ...six ...

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Adsorption studies on the removal of chromium onto chitosan g maliec anhydride g ethylene dimethacrylate

Adsorption studies on the removal of chromium onto chitosan g maliec anhydride g ethylene dimethacrylate

... Batch studies were performed with different concentrations of potassium dichromate to investigate the extent of adsorption using Chitosan-g-Maleic anhydride-g-(Ethylene dimethacrylate). Synthetic solution of ...

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Study of the temperature dependence of the intrinsic viscosity [nu] for polystyrene and poly (styrene - co - maleic anhydride)

Study of the temperature dependence of the intrinsic viscosity [nu] for polystyrene and poly (styrene - co - maleic anhydride)

... Table 7 Intrinsic viscosity [T|] Table 8 Literature Values for Ji Table 9 J, M, Z and Ke values Table 10 K and a values Table UK and a values for PS value results / g 30 34 calculated un[r] ...

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... A large number of chemically bonded stationary phases based on silica are available commercially. Silica based stationary phases are still most popular in reversed phase chromatography however other adsorbents based on ...

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Synthesis, Characterisation and Haematological Profile of Modified Styrene Maleic Anhydride by Piperazine and Dissolution in DMSO

Synthesis, Characterisation and Haematological Profile of Modified Styrene Maleic Anhydride by Piperazine and Dissolution in DMSO

... of copolymer with different compositions, were carried out in a 500 ml round bottom flask fitted with a mechanical stirrer, a thermometer and a reflux condenser it was charged with 300 ml of acetone, 10 ml ...

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Controlling Sub-Microdomain Structure in Microphase-Ordered Block Copolymers and Their Nanocomposites

Controlling Sub-Microdomain Structure in Microphase-Ordered Block Copolymers and Their Nanocomposites

... Lewis acid-base surface chemistry to take place in solid-state lithium batteries 3-4 ...block copolymer containing polymer segments that are chemically distinct, and NP provide further versatility of ...

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Kinetic study of styrene/maleic anhydride copolymers using succine anhydride as the model compound

Kinetic study of styrene/maleic anhydride copolymers using succine anhydride as the model compound

... The rate constants with aniline at Compound determined for the polymers 67 degrees Celsius are as and succinic anhydride follows from Table XV: Rate Constant reacted with aniline Deviati[r] ...

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Structural Modification of Proteins and Peptides

Structural Modification of Proteins and Peptides

... al. prepared and characterized the reversible lipidized- dipalmitoyldesmopressin and compared its anti-diuretic efficacy and biodistribution with unmodified desmo- pressin (DDAVP). The intramolecular disulfide bond in ...

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Electrospun nanofiber sorbents for the pre-concentration of urinary 1-hydroxypyrene

Electrospun nanofiber sorbents for the pre-concentration of urinary 1-hydroxypyrene

... {poly(styrene-co-methacrylic acid), poly(styrene-co-divinylbenzene) (SDVB), poly(styrene-co-acrylamide), poly(styrene-co- p -sodium styrene sulfonate), polystyrene, poly(vinyl ...

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Styrene maleic acid micelles as a nanocarrier system for oral anticancer drug delivery – dual uptake through enterocytes and M-cells

Styrene maleic acid micelles as a nanocarrier system for oral anticancer drug delivery – dual uptake through enterocytes and M-cells

... monolayers were washed with Hank’s balanced salt solution (HBSS) buffer supplemented with 1 mM 4-(2-hydroxyethyl)- 1-piperazineethanesulfonic acid (HEPES) (pH 7.4). SMA-Epi solution (100 µ M) was added to the ...

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Synthesis of ABA Type Block Copolymers of Poly(Ethylene Glycol) and Poly(Dodecyl Vinyl Ether) and Its Using as  Surfactant in Emulsion Polymerization

Synthesis of ABA Type Block Copolymers of Poly(Ethylene Glycol) and Poly(Dodecyl Vinyl Ether) and Its Using as Surfactant in Emulsion Polymerization

... “anchor”-chain) is chosen to be highly insoluble in the aqueous medium and strongly adsorbed at (or soluble in) the oil-droplets. The A-chain is chosen to be highly so- luble in the aqueous medium and strongly solvated ...

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Receptor-mediated gene delivery by folic acid-modified stearic acid-grafted chitosan micelles

Receptor-mediated gene delivery by folic acid-modified stearic acid-grafted chitosan micelles

... and incubated for 24 hours prior to transfection. The media was then replaced with fresh growth medium in each well. pDNA was diluted with phosphate-buffered saline (pH 7.4) to 0.5 mg/ mL, and then added to an ...

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Exogenous adenosine triphosphate (ATP) preserves proximal tubule microfilament structure and function in vivo in a maleic acid model of ATP depletion

Exogenous adenosine triphosphate (ATP) preserves proximal tubule microfilament structure and function in vivo in a maleic acid model of ATP depletion

... used maleic acid to selectively inhibit renal cortical ATP production in ...vivo. Maleic acid significantly decreased tissue ATP and apical F-actin in a dose-dependent manner relative to ...

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Voltammetric Method for the Determination of Lactic Acid Using a Carbon Paste Electrode Modified with Cobalt Phthalocyanine

Voltammetric Method for the Determination of Lactic Acid Using a Carbon Paste Electrode Modified with Cobalt Phthalocyanine

... lactic acid was studied on the unmodified and CoPC modified CPE in the ...lactic acid in pH 2 phosphate buffer on the modified and unmodified CPE using a scan rate of 100 mV s -1 ...lactic acid by ...

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Syzygium cumini : An overview

Syzygium cumini : An overview

... betulinic acid (m.p. 306-310 o C) [1, 2]. Betulinic acid [9] is a naturally occurring triterpenoid, which has demonstrated selective cytotoxicity against a number of specific tumor [10-11] and active ...

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Application Of Taguchis Experimental Design And Range Analysis In Optimization Of FDM Printing Parameters For PET-G, PLA And HIPS

Application Of Taguchis Experimental Design And Range Analysis In Optimization Of FDM Printing Parameters For PET-G, PLA And HIPS

... Butadiene Styrene (ABS), Poly Lactic Acid (PLA) , Poly Ethylene Terethalate- Glycol added (PET-G), High Impact Poly Styrene (HIPS),Polyamide (PA) and many other materials can be printed with less ...

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