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ACN in Biological Technology

Separation of Peptides by Hydrophilic Interaction Chromatography Using TSKgel Amide-80

... peptides by HILIC, the effect of acid and acn concentration were examined. It is comm... The effect of acn concentration on peptide retention was also examin...n of all peptides is possible above an 85% initial acn concentration. Furthermore, recovery of...

Isolation and Characterization of Anti-Viral Nucleoside Compounds from the Chinese Herb Taraxacum Mongolicum

...250 mm, 5 μm Flow rate: 300 μl/min Mobile phase: A-acetonitrile, B-2 mM ammonium acetate Gradient: 5-60% acn in 10 min and hold for 2 min Injection: 10 μl Autosampler: PE series 200 MS Conditions API 2000TM LC/MS/MS Sy...

Fast Multi-Residue Pesticide Analysis in Soil and Vegetable Samples

... 5 m, (250 x 2.1 mm). Elution is performed in gradient mode (Solvent A: water + 10 mM ammoniumformiate + 0.1% formic acid; Solvent B: acn + 0.1% formic acid). Liquid flow rate is 200 l.min.-1 Injection volume is 10 l. Mass spectrometry is performed on an API...

Identification of Low-Level Oxidation Products in Calmodulin Using NanoSpray Ion Trap Mass Spectrometry

...olumn (Thermo Hypersil-Keystone) at a flow rate of 700 nL/min with a linear gradient of 0.7%/min from 3% Solvent B (100% acn with 0.1% aqueous formic acid) to 45% B followed by a linear gradient of 1%/min to 80% B. Solvent A was 0.1% aqueous formic acid. ...
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(Date:4/23/2014)... from healthy, unrelated donors was safe and effective ... by Clostridium difficile , according to a ... Diseases and available online. Known as fecal ... given via a colonoscope or a nasogastric tube. ... promising treatment more readily available to patients. , ...
(Date:4/23/2014)... John J. O,Shea, M.D., scientific director at the National ... has been named the 2014 recipient of the Ross ... peer-reviewed, open-access journal Molecular Medicine . The award ... York Academy of Sciences in Manhattan, followed by scientific ... is part of the National Institutes of Health. , ...
(Date:4/23/2014)... have developed a way to detect and measure cancer ... particles with tails of synthetic DNA., A team led ... used gold nanoparticles to target and bind to fragments ... variants, which can indicate the presence and stage of ... in a cell can be determined by examining the ...
(Date:4/23/2014)... New Rochelle, NY, April 23, 2014Men whose testosterone falls ... dysfunction and to be overweight and have heart disease ... designed to identify testosterone-deficient men for further testing and ... Journal of Men,s Health , a peer-reviewed publication from ... free on the Journal of Men,s Health ...
(Date:4/23/2014)... As evidence mounts showing the potential health benefits of ... people are taking supplements. And the chemical industry is ... supplements, health effects could deter growth, so the industry ... claims, according to the cover story in Chemical ... of the American Chemical Society. , Melody M. Bomgardner, ...
Breaking Medicine News(10 mins):Health News:Pilot study suggests ways to widen access to fecal transplants for C. diff infections 2Health News:NIH scientist to receive Ross Prize in Molecular Medicine 2Health News:Gold nanoparticles help target, quantify breast cancer segments in a living cell 2
(Date:4/23/2014)... ripping open a dinner roll, a fuel cell catalyst ... hydrogen molecule. Now researchers have captured a view of ... its hydrogen feast. The view confirms previous hypotheses and ... better for alternative energy uses. , This study is ... hydrogen halves end up in the structure of a ...
(Date:4/23/2014)... A team of researchers in Korea ... the brains of nonhuman primates and assessed cell ... found that the hNSCs had differentiated into neurons ... , The study will be published in a ... is currently freely available on-line as an unedited ...
(Date:4/23/2014)... Researchers have found evidence of an interaction between ... aggressive behavior in children, especially in girls. , ... exposed to prenatal smoking will have behavioral problems. ... Brian Boutwell, Assistant Professor at Sam Houston State ... on the study. "One possible explanation for ...
Breaking Biology News(10 mins):Halving hydrogen 2Halving hydrogen 3Halving hydrogen 4Study finds long-term survival of human neural stem cells transplanted into primate brain 2Genetics risk, prenatal smoking may predict behavioral problems 2
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