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Journal Highlight: Ion chromatography with the indirect ultraviolet detection of alkali metal ions and ammonium using imidazolium ionic liquid as ultraviolet absorption reagent and eluent

Date: Sep 26, 2016

Author: separationsNOW

Two Chinese chemists have developed a novel cation-exchange chromatography method for detecting ammonium and alkali metal ions such as lithium and sodium.

Read More thumbnail image: Journal Highlight Ion chromatography with the indirect ultraviolet detection of alkali metal ions and ammonium using imidazolium ionic liquid as ultraviolet absorption reagent and eluent

Rock of ages: Sm-Nd dating with cation-exchange chromatography

Date: Sep 12, 2016

Author: Jon Evans

By combining several different forms of chromatography and mass spectrometry, Japanese scientists have developed a sensitive method for conducting the samarium-neodymium dating of rocks and meteorites.

Read More thumbnail image: Rock of ages Sm-Nd dating with cation-exchange chromatography

Journal Highlight: Comparison of analytical methods in chemometric fingerprinting of metallicolous and non-metallicolous populations of Echium vulgare L.

Date: Sep 5, 2016

Author: separationsNOW

Polish scientists have tested the abilities of four analytical techniques, including thin-layer chromatograhy, at producing chemometric fingerprints of the flowering plant Echium vulgare.

Read More thumbnail image: Journal Highlight Comparison of analytical methods in chemometric fingerprinting of metallicolous and non-metallicolous populations of Echium vulgare L_

Journal Highlight: β-Elimination coupled with strong cation-exchange chromatography for phosphopeptide analysis

Date: Aug 22, 2016

Author: separationsNOW

Scientists from Thailand and the Netherlands have shown that a combination of β-elimination and diagonal strong cation-exchange chromatography can enrich phosphorylated peptides prior to analysis by LC-MS.

Read More thumbnail image: Journal Highlight -Elimination coupled with strong cation-exchange chromatography for phosphopeptide analysis

Curse of the red mud: Determining arsenic contamination in a Scottish loch

Date: Aug 8, 2016

Author: Jon Evans

Using ion chromatography, British researchers have shown that the environmental effects of red mud, produced during the production of aluminum, can persist for over 30 years.

Read More thumbnail image: Curse of the red mud Determining arsenic contamination in a Scottish loch

Journal Highlight: Disulfide–bridging PEGylation during refolding for the more efficient production of modified proteins

Date: Aug 3, 2016

Author: separationsNOW

British researchers used ion-exchange chromatography to help demonstrate that the simultaneous refolding and disulfide bridging PEGylation of proteins could be a useful strategy in the development of affordable modified protein therapeutics.

Read More thumbnail image: Journal Highlight Disulfidebridging PEGylation during refolding for the more efficient production of modified proteins

Journal Highlight: T4 lysozyme fused with cellulose-binding module for antimicrobial cellulosic wound dressing materials

Date: Jul 25, 2016

Author: separationsNOW

Scientists from Sweden and Egypt have used cation exchange chromatography to help determine whether a lysozyme can make an effective antimicrobial in a wound dressing.

Read More thumbnail image: Journal Highlight T4 lysozyme fused with cellulose-binding module for antimicrobial cellulosic wound dressing materials

Process of elimination: Reveals phosphorylated proteins

Date: Jul 11, 2016

Author: Jon Evans

By combining a chemical reaction known as β-elimination with strong cation exchange chromatography, researchers from Thailand and the Netherlands have come up with an efficient new way to identify phosphorylated proteins.

Read More thumbnail image: Process of elimination Reveals phosphorylated proteins

Journal Highlight: Rhizosecretion improves the production of Cyanovirin-N in Nicotiana tabacum through simplified downstream processing

Date: Jul 6, 2016

Author: separationsNOW

Scientists in the UK have used ion exchange chromatography to isolate an anti-HIV protein secreted from the roots of tobacco plants grown in water.

Read More thumbnail image: Journal Highlight Rhizosecretion improves the production of Cyanovirin-N in Nicotiana tabacum through simplified downstream processing

Journal Highlight: Evaluation of polyphenolic fingerprints and antioxidant profiles of wild fruits

Date: Jun 27, 2016

Author: separationsNOW

Romanian chemists have used high-performance thin-layer chromatography and UV–vis spectrometry to analyze the polyphenolic and antioxidant compounds in extracts of wild fruit such as raspberries and blackberries.

Read More thumbnail image: Journal Highlight Evaluation of polyphenolic fingerprints and antioxidant profiles of wild fruits
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