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Journal Highlight: Development and validation of a high-throughput online SPE–LC–MS/MS method for the detection of gonyautoxins 1&4 and gonyautoxins 2&3 in human urine

Date: Sep 11, 2017

Author: separationsNOW

Scientists in the US have developed a method based on solid phase extraction with liquid chromatography and tandem mass spectrometry to identify several related paralytic shellfish toxins in human urine.

Read More thumbnail image: Journal Highlight Development and validation of a high-throughput online SPELCMSMS method for the detection of gonyautoxins 14 and gonyautoxins 23 in human urine

Journal Highlight: Graphene-based molecularly imprinted polymer for separation and pre-concentration of trace polycyclic aromatic hydrocarbons in environmental water samples

Date: Aug 29, 2017

Author: separationsNOW

Researchers from South Africa and India used a composite of reduced graphene oxide and pyrene-imprinted polymer for the solid phase extraction of five selected polycyclic aromatic hydrocarbons from water samples.

Read More thumbnail image: Journal Highlight Graphene-based molecularly imprinted polymer for separation and pre-concentration of trace polycyclic aromatic hydrocarbons in environmental water samples

Choose your solvent: For detecting metabolites in colon cancer cells

Date: Aug 22, 2017

Author: Jon Evans

Researchers from Spain and the US have shown that the type of metabolites detected in cancer cells is strongly influenced by the method used to extract them from the cells.

Read More thumbnail image: Choose your solvent For detecting metabolites in colon cancer cells

Journal Highlight: Characterization of rapid extraction protocols for high-throughput metabolomics

Date: Aug 14, 2017

Author: separationsNOW

Scientists in the US have characterized the efficacy of fast liquid–liquid extractions for analyzing hydrophilic compounds in blood with ultra-high-pressure liquid chromatography/mass spectrometry

Read More thumbnail image: Journal Highlight Characterization of rapid extraction protocols for high-throughput metabolomics

Journal Highlight: Preparation of magnetic microsphere-gold nanoparticle-immobilized enzyme batch reactor and its application to enzyme inhibitor screening in natural extracts by CE

Date: Jul 24, 2017

Author: separationsNOW

By immobilizing enzymes on magnetic microspheres and gold nanoparticles in a reactor, Chinese scientists have developed a novel capillary electrophoresis method for screening the enzyme inhibitors from natural products.

Read More thumbnail image: Journal Highlight Preparation of magnetic microsphere-gold nanoparticle-immobilized enzyme batch reactor and its application to enzyme inhibitor screening in natural extracts by CE

Frozen droplets rise to challenge: Of detecting Viagra in dietary supplements

Date: Jul 17, 2017

Author: Jon Evans

By combining solid-phase extraction with dispersive liquid-liquid microextraction, Korean scientists have developed the most sensitive, rapid and efficient liquid chromatography-UV detection method for identifying Viagra in dietary supplements.

Read More thumbnail image: Frozen droplets rise to challenge Of detecting Viagra in dietary supplements

Journal Highlight: Determination of chlorophenols in water using dispersive liquid–liquid microextraction coupled with water-in-oil microemulsion electrokinetic chromatography in normal stacking mode

Date: Jul 10, 2017

Author: separationsNOW

Chinese chemists have shown that liquid–liquid microextraction can be combined with water-in-oil microemulsion electrokinetic chromatography for the analysis of chlorophenols in water.

Read More thumbnail image: Journal Highlight Determination of chlorophenols in water using dispersive liquidliquid microextraction coupled with water-in-oil microemulsion electrokinetic chromatography in normal stacking mode

Journal Highlight: Separation of cucurbitane triterpenoids from bitter melon drinks and determination of partition coefficients using vortex-assisted dispersive LPME followed by UHPLC analysis

Date: Jun 26, 2017

Author: separationsNOW

Researchers in the US and China have developed a novel vortex-assisted liquid–liquid microextraction method for extracting cucurbitane triterpenoids from bitter melon juices.

Read More thumbnail image: Journal Highlight Separation of cucurbitane triterpenoids from bitter melon drinks and determination of partition coefficients using vortex-assisted dispersive LPME followed by UHPLC analysis

Espresso extraction: Treat yourself to a tasty new extraction method

Date: Jun 19, 2017

Author: Jon Evans

In the search for faster, cheaper, greener extraction methods, Spanish scientists have discovered that there’s nothing quite like a good cup of espresso.

Read More thumbnail image: Espresso extraction Treat yourself to a tasty new extraction method

Journal Highlight: Simple extraction method for quantification of phenothiazine residues in pork muscle using LC–triple quadrupole tandem MS

Date: Jun 12, 2017

Author: separationsNOW

Researchers in South Korea have developed a novel liquid-liquid method for extracting the drug phenothiazine, which is used to treat gastrointestinal nematodes in livestock, from pork muscle prior to analysis by liquid chromatography–tandem mass spectrometry.

Read More thumbnail image: Journal Highlight Simple extraction method for quantification of phenothiazine residues in pork muscle using LCtriple quadrupole tandem MS
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