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By employing cation-exchange chromatography, Japanese scientists have established a procedure for removing interfering materials from extracts of geological and biological samples. [August 23, 2010] |
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Under certain circumstances, a pure protein sample will elute from a cation exchange chromatography column as two separate peaks. A team of Swiss chemists have now worked out why. [August 9, 2010] |
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Using anion exchange chromatography and gel filtration chromatography, Serbian scientists have purified and characterized a trypsin-like enzyme from the anterior midgut of the beetle Morimus funereus. [August 2, 2010] |
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Indian scientists have developed a batch-mode chromatographic method, based on anion-exchange chromatography, for fractionating human amniotic fluid, allowing the detection of proteins present at low concentrations. [July 26, 2010] |
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To develop a portable version of ion chromatography, Czech scientists simply needed to find a way to replace pumps with gravity. [July 12, 2010] |
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In this paper, US scientists discuss strategies for determining design spaces, meaning the interaction between process variables, for removing viruses by anion exchange chromatography during purification of monoclonal antibodies. [July 5, 2010] |
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Using cation-exchange chromatography, US scientists have developed a novel analytical approach for studying the aggregation and phase separation of complex mixtures of monoclonal antibodies. [June 28, 2010] |
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By combining precipitation with ion exchange chromatography, a team of Canadian food scientists has developed an effective method for isolating several useful proteins from egg white. [June 14, 2010] |
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US scientists have used a combination of pH gradient cation-exchange chromatography and liquid chromatography to separate proteome digests from the hearts of adult zebrafish, which are well-known model freshwater fish. [June 7, 2010] |
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Using various analytical techniques, including anion-exchange chromatography, US food scientists have analysed the effects of grain composition, starch fine structure and leaching characteristics on cooked rice texture. [May 24, 2010] |
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Sulphites are very effective food preservatives but they can cause breathing difficulties in susceptible people. Using ion exchange chromatography, Italian scientists are trying to reduce the risk of this happening. [May 10, 2010] |
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Using various analytical techniques, including anion-exchange chromatography, an international team of scientists has studied variation in zinc stable isotope compositions in the bodily organs of sheep raised on a controlled diet. [May 3, 2010] |
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Turkish scientists have used a single-column suppressed ion chromatography technique to determine major and trace anions in sulfate-rich geothermal groundwater samples. [April 26, 2010] |
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It may be fairly obscure itself, but ion-exclusion chromatography could well help to bring cellulosic ethanol into the mainstream. [April 12, 2010] |
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Using gel filtration and anion-exchange chromatography, Portuguese biologists have purified a trypsin-like serine protease from the excretory-secretory products of the parasitic nematode Steinernema carpocapsae [April 5, 2010] |
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Japanese and Thai scientists have developed a simple anion-exchange chromatography method for determining 1-deoxynojirimycin, which can suppress blood glucose levels, in mulberry-based food products, including mulberry tea. [March 22, 2010] |
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Inkjet printers and scanners are not just for printing emails and copying old research papers, they can also conduct thin-layer chromatography, say German and Canadian scientists. [March 8, 2010] |
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British scientists have discovered that HPLC columns packed with 3 µm cation-exchange particles offer considerable advantages over 5 µm particles in the analysis of basic drugs, including various anti-psychotics and anti-depressants. [March 1, 2010] |
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Using ionic liquids as a two-phase solvent system modifier, Chinese chemists have developed a high-speed countercurrent chromatography method for isolating neomangiferin and mangiferin from a Chinese medicinal herb. [February 22, 2010] |
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Microwaves are not only good at speeding up chemical reactions but also at removing salty water from crude oil, say Brazilian chemists, who employed ion chromatography to show just how good. [February 8, 2010] |
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