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Cation in Medical News

Aesthetic Society Awards Journalists' Commitment To Patient Education

The American Society for Aesthetic Plastic Surgery Announces 2009 Journalistic Achievement Award Winners New York, NY (Vocus) May 3, 2009 -- Journalists representing Vogue magazine, CNN and ABC News 20/20 are among winners receiving top honors in the 2009 Journalistic A...

Switch to Daylight Savings Time Will Launch First Annual Sedation Dentistry Safety Week Hosted by DOCS Education

The first annual Sedation Dentistry Safety Week will be held March 9th to March 13th. Nearly 10,000 specially trained dentists and their staffs throughout the United States will be encouraged to mark the switch to daylight savings by taking the time to review and refresh their safety procedures. ...

Zicam Launches "Cold & Flu Companion" Mobile Application

Zicam Cold & Flu Companion uses location-based technology to help consumers stay one step ahead of cold and flu. Scottsdale, Ariz. (PRWEB) December 2, 2008 -- Matrixx Initiatives, Inc., makers of Zicam® Cold Remedy, today announced the launch of the Zicam® C...

HeartSine Portable Defibrillator Donation Brings Added Safety to Habitat for Humanity of Charlotte ReStore Location

HeartSine Technologies has donated a portable Automatic External Defibrillator (AED) to Habitat for Humanity, through Logistics Corporation. Newtown, Pennsylvania (PRWEB) October 27, 2008 -- HeartSine Technologies, a leading supplier of public access defibrillators , h...

E-mails Improve Patient-Surgeon Communication

Study found more exchanges occurred when people were encouraged to use them MONDAY, Feb. 18 (HealthDay News) -- Providing patients with e-mail access to their surgeon appears to improve communication, a new report shows. "People who use e-mail certainly would like to have e-mail acc...

Chemists Discover Cation Considered Too Unstable To Exist

Organic chemistry textbooks will need to be revised to recognize a chemical species that chemists have discovered. The species - pentamethylcyclopentadienyl cation (a positively charged ion) - was thought not to exist for long because theory said it was unstable. // "I’ve said this molecule is...

Errors in medication

According to a new study it was observed that nearly one out of every five medication doses delivered in hospitals and nursing homes may be in error. The problem occurs regardless of whether the facility has been accredited// by the nation's leading health care accrediting organization or not. ...

Acute Measles Supresses HIV Replication

Replication of human immunodeficiency virus (HIV) is briefly suppressed during acute measles. A study of HIV-infected children found that HIV levels in the blood// were significantly lower while having measles compared to HIV-infected children who did not have measles. "We were surprised by t...

Protein Might Mute Effects of Methamphetamine

...th of brain cells tied to Parkinson's disease might also help fight drug addiction, according to a newly published study. The protein -- organic cation transporter 3, or oct3 -- normally guides molecules in and out of cells, but it seems to lead the toxic brain chemical MPP+ straight to brain cells, w...

ESA to Launch Corona(R) ultra(TM) at Pittcon 2009: Booth #1080

...0-11 Determination of Lactose in Milk by HPLC with Corona CAD Corona 03/11/2009 1600-5 Simultaneous cation and Anion Analysis with Charged Aerosol Detection Corona 03/10/2009 1600-6 R...

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Cation in Biological News

Brain protein central to both Parkinson's, drug addiction identified

...s disease but could also play a role in muting the high from methamphetamine and other addictive drugs. The action of the protein, known as organic cation transporter 3 or oct3, fills a longstanding gap in scientists' understanding of the brain damage that causes symptoms like tremor, stiffness, slowness...

A pocketful of uranium

...ie, it is based on a bacterial nickel-binding protein. In oxygen-containing, aqueous environments, uranium normally exists in the form of the uranyl cation (UO22+), a linear molecule made of one uranium atom and two terminal oxygen atoms. The uranyl ion also likes to form coordination complexes. It prefer...

Organic soils continue to acidify despite reduction in acidic deposition

... The researchers believe that the observed trend in soil acidification is likely to continue until acidic inputs decline to the point where soil base cation pools are sufficient to neutralize them. Warby concluded, "Until then we are likely to see the continued sluggish chemical recovery of surface waters ...

New clues to how proteins dissolve and crystallize

...electrons of the carbon on the carboxylate group up into the lowest empty antibonding molecular orbitals," Uejio explains. "The more tightly bound the cation is to the carboxylate, the more energy it takes to promote the electron. Therefore, the x-ray absorption spectra tell you about the relative binding e...

Berkeley researchers identify photosynthetic dimmer switch

...rgy back down to its ground state and turning the zeaxanthin into a radical cation which, unlike an excited chlorophyll molecule, is a non-oxidizing agent. Ho...n spectroscopy to demonstrate that the generation of the zeaxanthin radical cation occurs exclusively in the three minor light-harvesting proteins, C29, CP26 ...

Insects evolved radically different strategy to smell

...ry receptor is unique. Together, they form the olfactory receptor complex. Vosshall and Touhara specifically show that this complex forms nonselective cation channels, meaning that they allow any ion to pass through the gate as long as it has a positive charge. Touhara and Vosshall developed their ion c...

Rapid, Low-Cost DNA Testing

...tric charges, having gained or lost electrons, they attract their opposites. An anion with a negative electric charge will attract positive charges, a cation with a positive charge will attract negative charges. Single-stranded DNA adsorbs on negatively charged citrate ions on the gold nanoparticles while d...

Lead with a poisonous electron shield

...at two proteins to which lead likes to bind. Calmodulin, a calcium-binding protein, plays an important role in regulating and transporting the calcium cation in the human body. A calcium ion binds to seven ligands at the active centers of the enzyme. If one of the four possible calcium ions of calmodulin is...

New mechanism underlying pain found

...ins, or proteins with sugar molecules attached, pacemaker channels -- also known as HCN channels (Hyperpolarization activated, Cyclic Nucleotide-gated cation channels) -- allow the entrance of sodium ions into the cell based on the configuration of the protein. Entry of sodium ions can trigger electrical ac...

'Acid rain' and forest mass: Another perspective

... the effects of the deposition of these compounds on the forest mass are the well-known nutrition disorders of the same. One classic effect is that of cation deficit (particularly magnesium) due to the washing both of the forest canopy and the soil produced by these together with anions (sulphates and nitra...

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Cation in Biological Technology

New SPE Cation Exchange Technology From Varian Simplifies Extraction of Basic Compounds

PALO ALTO, Calif., Oct. 22 /PRNewswire-FirstCall/ -- Varian, Inc. (Nasdaq: VARI ) announced today the release of Bond Elut Plexa(TM) PCX, a new addition to the Plexa family. Bond Elut Plexa and Plexa PCX comprise an advanced generation of polymers for solid phase extraction (SPE), designed fo...

Dendreon Reports First Quarter 2009 Financial Results

...h quarter of this year. Presented preclinical data at the AUA meeting announcing that D3263, a small molecule targeting TRPM8 (a transmembrane cation channel protein), reduced the size of the prostate in an animal model of benign prostatic hyperplasia (BPH) alone or in combination with finasteride. ...

Dendreon Reports Fourth Quarter and 2008 Year End Financial Results

... with the U.S. Food and Drug Administration (FDA) to evaluate D-3263, the Company's lead small molecule candidate which targets TRPM8 (a transmembrane cation channel protein), in a Phase 1 dose escalation study in cancer. The application was cleared by the FDA in January 2009. "This is an...

Dendreon Reports Third Quarter 2008 Financial Results

...eted in mid-2009. * Presented preclinical data on the Company's lead small molecule candidate, D-3263, which targets Trp-p8 (a transmembrane cation channel protein also known as Trp-M8), supporting Trp-p8 as a therapeutic cancer target. Dendreon plans to file an Investigational N...

Dendreon Presents Preclinical Data Validating Anti-Tumor Activity of D-3263, a Trp-p8 Agonist

...reon Corporation (Nasdaq: DNDN ) today presented preclinical data on its lead small molecule candidate, D-3263, which targets Trp-p8 (a transmembrane cation channel protein also known as Trp-M8), supporting Trp-p8 as a therapeutic cancer target. The poster, titled, "Preclinical Validation of the TrpM8 Io...

AGI Dermatics Clinical Data Identifies L-Ergothioneine as Part of Skin's Natural Antioxidant System

...ndings further underscore the value of EGT in topical skincare formulas that provide benefits in treatment of photoaged skin." OCTN-1 (Novel Organic cation Transporter) was recently identified as the receptor for EGT and responsible for its intracellular accumulation. This study of keratinocytes (NHEK) an...

Clinical Data Acquires Epidauros Biotechnologie AG, Significantly Enhancing Proprietary Genetic Biomarker Portfolio

...ccurrence of or non-occurrence of any events. (1) Multidrug Resistance 1, aka ABCB1 or ATP-Binding Cassette, Subfamiliy B, Member 1 (2) Organic cation Transporter 1 (3) Multidrug Resistance-Associated Protein 1, aka ABCC1 or ATP-Binding Cassette, Subfamily C, Member 1 (4) Cytochrome P450, Subf...

LC-MALDI and MALDI-MS/MS for the Analysis of Complex Peptide Mixtures

...s, e.g. diagnostic ions used for relative quantifi cation (iTRAQ ). ...ctrospray LC-MS/MS, would result in the identifi cation of even more proteins. These results are very enco...IMA-TOF 2 can be used for the relative quantifi cation of proteins using the iTRAQ labelling technology. ...

Protein Depletion for Plasma and Serum Proteomic Analysis

...on techniques are achieved in a single column packed with two different separation matrices [91]. Typically MudPIT uses a strong cation exchange and a reversed phase resin in single column that can be interfaced directly with the mass spectrometer. This technology...

Efficient Primary Structure Elucidation of Disulfide-bridged Peptides

... Sample Preparation: The multicomponent venom of the spider Cupiennius salei (Figure 1) was purified by a combination of gel filtration, cation exchange chromatography and reversephase HPLC1. Edman sequencing: Two important neurotoxic peptides1,2,3, CSTX-1 (8'351.9...

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Cation in Biological Products

Rabbit Protein Phosphatase 1 (PP1) from Upstate

Description:...nol, 0.1mM MnCl2, 1mM MgCl2, 1mM EGTA, 10 Properites: For selective in vitro dephosphorylation of proteins Purification: DEAE chromatography, divalent cation activation plus trypsin digestion, and gel filtration chromatography Quality Assurance: routinely evaluated by dephosphorylation of proteins Company:Upstate

Casein Kinase 1 Active from Upstate

Description:...a, refer to the Certificate of Analysis for individual lots of enzyme. Purification: ammonium salt precipitation followed by gel filtration and Mono-S cation exchange chromatography Quality Assurance: routinely evaluated by phosphorylation of Casein Kinase 1 Substrate Peptide (Catalog # 12-423) Company:Upstate

Cation Exchange ProteinChip Arrays from Ciphergen

Description:..., arginine and histidine. Binding occurs at low pH with low salt; binding decreases as pH and salt concentration increase. ProteinChip WCX2: is a weak cation exchange array with a carboxylate surface to bind cationic proteins. The negatively charged carboxylate groups on the surface of the WCX2 chip interac...
Company:Ciphergen

Human Topoisomerase II, Alpha from USB Corp.

Description:... or positively supercoiled DNA, as well as catenate/decatenate or knot/unknot DNA molecules. Topoisomerase II has an absolute requirement for divalent cation and ATP (or dATP). Tested User Friendly Properties: Molecular Weight : 340,000 Da homodimer Optimum Temperature: 3037C Optimum pH: 7.9, r...
Company:USB Corp.

Human Topoisomerase II, Alpha from USB Corp.

Description:... or positively supercoiled DNA, as well as catenate/decatenate or knot/unknot DNA molecules. Topoisomerase II has an absolute requirement for divalent cation and ATP (or dATP). Tested User Friendly Properties: Molecular Weight : 340,000 Da homodimer Optimum Temperature: 3037C Optimum pH: 7.9, r...
Company:USB Corp.

F-7000 Research Grade Fluorescence Spectrophotometer from Hitachi High Technologies America

Description:...tware, which offers Excitation/Emission Scan, Time Based Measurements, Pre-Scan, 3-D Scan and Data Export to Excel. As well as optional Intracellular cation Software. *Wavelength Range: 200 to 750nm (900nm optional) *Wavelength Accuracy: 1nm *Spectral Bandpass: 1, 2.5, 5, 10, 20 nm Em and Ex sides *...
Company:Hitachi High Technologies America

UNOsphere S Support, 100 ml from Bio-Rad

Description:... UNOsphere ion exchange media are hydrophilic, acrylamide-based supports with high binding capacity. The UNOsphere S support is a strong cation exchanger with median particle size of 120 micrometers. Fully supported for regulatory submissions. Supplied as 100 ml....
Company:Bio-Rad

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Cation in Biological Definition

Amine

... amine, with the release of a halogen acid. If the reacting amine is a tertiary amine in such a reaction, then a positive quaternary ammonium cation will be formed along with a negative halide ion. These sort of paired ion compounds are called quaternary ammonium salts . The X shown in...
Cation in Biological Dictionary

Transport protein

...rt protein exbD ... The European Bioinformatics Institute ... Organic cation transport proteins belong to this group. ... Organic cation transport protein . IPR011701. Major ... Mouse protein -coding gene...

Phosphate ion

...d Phosphate Lithium Ion Reviews. Provides thorough description of phosphorus in soils, including the reactions ... than 7) Ca is the dominant cation (positive ion ) that will react with phosphate . ... LiFePO4, (Lithium Iron Phosphate batteries in current production. ... Lithium Iron Phosph...

Malpighian tubule

...lpighian tubule provides a unique opportunity to ... Fluid secretion by the Malpighian tubule of Drosophila melanogaster is ... of anion and cation transport in Malpighian tubules of Drosophila melanogaster. ... Definition of malpighian tubule from the Merriam-Webster Online Dictionary ...

Hyperpolarization

...losa cells. ... Thus, membrane hyperpolarization may be a mechanism controlling steroid ... A family of hyperpolarization -activated mammalian cation channels. ... This current is activated on hyperpolarization of the plasma membrane. ... ... while repolarization and hyperpolarization arise...

Hydrolysis

...mpound reacts ... (As noted above, hydrolysis of metal salts is more commonly known as hydration. ... The Keq for the hydrolysis of a hydrated cation is analogous to the Ka for the ... These tabulated hydrolysis constants are averages of different experimental ... Definition of hydrolysis fro...

Amine

...methylpiperidine is a cyclic tertiary amine . ... Main article: Aromatic amine ... If the reacting amine is tertiary, a quaternary ammonium cation results in the ... Entry in the Material Safety Data Sheet HyperGlossary at ILPI. A general introduction to amines and their chemistry. ... Facts...

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