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Potassium in Biological Technology

ETHEX Corporation Issues Nationwide Voluntary Recall of Products

... Plaretase 800 (58177-416-04 & 416-08) potassium Chloride ER Capsules, 10mEq (58177-001-04, 001-08, 001-09, & 001-11) potassium Chloride ER Capsules, 8mEq (58177-677-04 & 677-08) potassium Chloride ER Tablets, 20mEq (58177-202-04, 202-08, ...

SENOMYX ANNOUNCES THIRD QUARTER 2008 FINANCIAL RESULTS

... of these were also effective enhancers of potassium chloride in the assays. potassium chloride is often used to help maintain a salty ... enhancer that facilitates reduction of potassium chloride could enable further decreases in sodium ...

MS Drug Development Agreement Based on WEHI's Medicinal Chemistry

... certain derivatives of a natural product called khellinone could block a potassium channel called Kv1.3. This potassium channel selectively inhibits autoreactive T cells, such as those that ...

SENOMYX ANNOUNCES CORPORATE UPDATE AND SECOND QUARTER 2009 FINANCIAL RESULTS

... of a variety of product prototypes and food ingredients including tea, cocoa, menthol, Rebaudioside-A, and the widely used sweeteners Acesulfame potassium (Ace-K) and saccharine. Regulatory-focused development activities for promising bitter blockers are underway. "Reducing bitterness would be ...

Astellas Receives FDA Approval for Use of Prograf(R) (Tacrolimus) in Conjunction With Mycophenolate Mofetil (MMF) in Kidney Transplant Recipients

... European randomized trials, respectively, and in 8% of heart transplant recipients in a European randomized trial, and may require treatment. Serum potassium levels should be monitored and potassium-sparing diuretics should not be used during Prograf therapy (see PRECAUTIONS). Neurotoxicity, ...

New nanotube coating enables novel laser power meter

... area and distributes the heat uniformly. The cavity is lined with a NIST-developed coating made of multiwalled carbon nanotubes held together by a potassium silicate (water glass) binder, and surrounded by a water jacket. The coating absorbs light and converts it to heat. The resulting rise in water ...

SENOMYX ANNOUNCES FIRST QUARTER 2009 FINANCIAL RESULTS

... receptor responsible for human salt taste perception, the Company has identified more than 160 enhancers of both sodium chloride (table salt) and potassium chloride that are active in the assays. These enhancers, which represent 12 diverse sample classes, provide numerous opportunities for the discovery ...

SENOMYX ANNOUNCES FOURTH QUARTER AND YEAR-END 2008 FINANCIAL RESULTS

... Using new proprietary screening assays based on SNMX-29, Senomyx has identified well over 100 enhancers of both sodium chloride (table salt) and potassium chloride that are active in the assays. These enhancers, which represent 12 diverse sample classes, are being optimized to increase their ...

UBC physicists develop 'impossible' technique to study and develop superconductors

... superconductors, a procedure considered impossible for the past two decades. Led by Physics Assoc. Prof. Andrea Damascelli, the team deposited potassium atoms onto the surface of a piece of superconducting copper oxide. The approach allows the scientists to continuously manipulate the number of ...

MIT develops a 'paper towel' for oil spills

... it out it's still dry, Stellacci said. But at the same time, if that water contains some hydrophobic contaminants, they will get absorbed. Made of potassium manganese oxide, the nanowires are stable at high temperatures. As a result, oil within a loaded membrane can be removed by heating above the boiling ...

ChanTest to Highlight Most-Comprehensive Range of Ion Channel Profiling Screens and Consultation Services at 14th Annual SBS Conference, Booth 1104

... effects of drugs directly on ion channel currents. For higher-throughput screening, we use FLIPRTetra(R) to measure membrane potential and potassium flux for voltage-gated and calcium-activated potassium channels. Too often, researchers identify unacceptable safety risks late in the ...

New Report Analyzes Key Controversies in Multiple Sclerosis Treatment

... Sphingomab; Lpath, S1P1 modulators; Epix / Amgen), inhibitors of DNA synthesis/repair (teriflunomide; Sanofi-Aventis, cladribine; Ivax/Serono), potassium channel blockers (fampridine; Acorda, BNC-245; Bionomics), interferons (Avonex; Biogen, Rebif; Ares-Serono, Betaseron; Bayer-Schering and ...

P. pastoris Fermentation using a BioFlo 110 Benchtop Fermentor

... shake-flask growth medium: potassium phosphate monobasic (anhydrous) . . .11.5 g/L potassium phosphate dibasic (anhydrous) . . . . . . .2.7 ... . . . . . . . . .. . . .0.93 g/L potassium sulfate . . . . . . . . . . . . . . . . . . . . ....

Rapid Method Development With the BioLogic DuoFlow Chromatography System for the Purification of His-Tagged Proteins

... A1: loading or equilibration buffer (50 mM potassium phosphate, 50 mM EDTA, 300 mM NaCl, pH 7.5) A2: cleaning buffer (50 mM potassium acetate, 300 mM NaCl, pH 4.0) ... pH 4.3) A4: loading buffer (50 mM potassium phosphate, 300 mM NaCl, pH 8.0) ...

E. coli Fermentation Using a BioFlo 110 Bench-Top Fermentor

... after sterilization. Initial Medium Composition: potassium phosphate monobasic (anhydrous) . . .2 g/L potassium phosphate dibasic (anhydrous) . . . . . .3 g/L Ammonium ...

Optimization of Biolistic Transformation Using the Helium-Driven PDS-1000/He System

... (0.5 mg/ml 5-bromo-4-chloro-3-indoyl--D-glucuronic acid, 0.5 mM potassium ferricyanide, 0.5 mM potassium ferrocyanide, 0.06% Triton X-100, 0.1 M sodium phosphate ...

Purification of Recombinant Flavonone 3beta-Hydroxylase Using Bio-Scale CHT5-1 Hydroxyapatite Column

... by a two-step linear gradient from 2550 mM in 10 ml and 50200 mM potassium phosphate in 40 ml (Figure 1). Pure enzyme was obtained in the fractions containing 5080 mM potassium phosphate. The purity of the enzyme was investigated by ...

Acrylamide Polymerization A Practical Approach

... Ammonium persulfate acts as a buffer between pH 8 and 9. potassium persulfate is recommended instead of ammonium persulfate in ... (2325C) for at least 1 year. Ammonium persulfate and potassium persulfate These initiators can be stored tightly sealed at ...

Streptococcus salivarius

... Washing solution 5 mM potassium phosphate (pH 4.5), 0.4 M sorbitol, 10% glycerol Electroporation solution 5 mM potassium phosphate (pH 4.5), 0.4 M sorbitol, 10% glycerol ...

Streptococcus salivarius

... Washing solution 5 mM potassium phosphate (pH 4.5), 0.4 M sorbitol, 10% glycerol Electroporation solution 5 mM potassium phosphate (pH 4.5), 0.4 M sorbitol, 10% glycerol ...

Wisconsin Health Information Exchange shares burden of electronic medical records

... where each data element is machine-recognizable, the machine can perform some logical functions on it," he continued. "It can detect whether the potassium level that the lab just sent is too low, and it can send out an alert or a reminder, maybe even to my pager. That's a whole level up. Just getting ...

Verifying Multichannel Pipettor Performance with Standard Dispense Solutions in the SpectraMax Plus (MaxLine Application Note #28)

... including Ponceau S dye, methyl red, Evans Blue dye and nicotinamide. 1 ,2, 10, 11 The College of American Pathologists and the NCCLS recommend potassium dichromate because it can be obtained as a primary standard. 1,2 The NCCLS and the ASTM recommend that for every pipettor, 10-replicate ...

Microdetermination of Phosphorus Using the SpectraMax Plus Microplate Spectrophotometer: Choice of Microplate, Cuvette, or Test Tube Assay Formats (MaxLine Application Note #24)

... mL (not 5.0 mL) of each dilution and use 12 x 75 mm glass tubes to hold the dilutions. The inorganic standard supplied with the Sigma kit contains potassium phosphate, equivalent to 20 g Pi/mL. Because the kit is intended to be used with serum samples, a one to ten dilution of the sample is factored in ...

Achieving Reliable Protein Quantitation Results Using ICAT Reagents, MALDITOF Mass Spectrometry, and Advanced Data Interpretation Tool

... such as intensity-based peak selection based on a userdefined mass range increment. It contains mass filters that automatically remove sodium and potassium adducts and user-defined common contaminants from ICAT reagent experiments. Data processing algorithms such as advanced baseline correction, noise ...

Small-Molecule Quantitation Using Automated Single-Shot Averaging MALDI-TOF Mass Spectrometry

... signal-to-noise (S/N) standard relative to the base peak intensity. The S/N criterion was included to reject spurious peaks resulting from sodium and potassium adducts and noise spikes. A single-shot spectrum was accepted and averaged only if all of the acceptance criteria illustrated in Figure 1 were ...

Direct Monitoring of Solid-Phase Peptide Synthesis by MALDI-TOF MS

... group). These are due to released Pbf attacking, for example, the Serine residue. Small contributions from cationization with sodium and potassium are also observed. Figure 3 shows the MH+ region of the completed and deprotected peptide. Neurotensin (MW 1,673) and ACTH 18-39 (MW 2,465) ...

Simultaneously characterizing and quantifying chloramphenicol and its metabolite using LC/MS/MS

... was incubated with rat liver S9 fractions at a substrate concentration of 50 micro molar and a protein concentration of 1 mg/ml in 100 mM potassium phosphate buffer at pH 7.4. Reactions were initiated by the addition of nicotinamide adenine dinucleotide phosphate reduced form (NADPH), uridine ...

Laser Capture Microdissection of muscle fiber populations and expression analysis by RT-PCR

... 1.0 ml of 30 mM cupric sulfate, 1.0 ml DEPC-treated water, and 1.0 ml of 5 mM potassium ferricyanide. Larger quantities of the four solutions can be prepared and stored at 4C. But the staining solution has to be prepared ...

Rapid hit confirmation and early hERG liability testing using the IonWorks HT system

... Panel A. An IC 50 value of 0.6 M was obtained. (See Figure 3, Panel B.) Rimcazole was then counter-screened against the hERG potassium channel using the IonWorks HT system. (See Figure 4.) Rimcazole did have an inhibitory effect on hERG currents (Figure 4, Panel A); the ...

In-Vitro Metabolism Studies Using Data-Dependent LC/MSn

... monkey, and human liver as described previously. 3 Reaction mixtures (250 L) with 5 or 50 M glyburide, 1 mg of microsomal protein/mL, 0.1 M potassium phosphate pH 7.25, 1 mM NADP, 10 mM glucose-6-phosphate, and 1 unit of glucose-6-phosphate dehydrogenase/mL were incubated at 37C for 30 min. ...

Propionibacterium freudenreichii

... Ice-cold 0.5 M sucrose Electroporation solution Ice-cold 0.5 M sucrose buffered with 1 mM potassium acetate (pH 5.5) Outgrowth medium SLB medium with 0.5 M sucrose ...

Propionibacterium freudenreichii

... Ice-cold 0.5 M sucrose Electroporation solution Ice-cold 0.5 M sucrose buffered with 1 mM potassium acetate (pH 5.5) Outgrowth medium SLB medium with 0.5 M sucrose ...

Reliable Assessment of Micronuclei for Genotoxicity Testing in Mice or Rats

... MN. Four treatment groups, consisting of five female and five male BALB/c mice, were given 0.9% saline and a dose response of potassium chromate (K2CrO4) (12.5, 25, and 50 mg/kg body weight) via intraperitoneal injections. Chemicals were delivered in a volume of 25 ...
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