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Journal Highlight: Proteomic profiling of lymphedema development in mouse model

Date: Jul 11, 2016

Author: separationsNOW

Korean scientists used 2D gel electrophoresis and mass spectrometry to study changes in protein expression caused by lymphedema, a chronic, progressive and incurable condition that leads to lymphatic fluid retention, in a mouse model.

Read More thumbnail image: Journal Highlight Proteomic profiling of lymphedema development in mouse model

Journal Highlight: Optimized extraction of polyphenolic antioxidant compounds from Brazil nut cake and evaluation of the polyphenol profile by HPLC

Date: Jun 27, 2016

Author: separationsNOW

Brazilian chemists have determined the optimum method for extracting antioxidant phenolic compounds from Brazil nuts prior to analysis by HPLC.

Read More thumbnail image: Journal Highlight Optimized extraction of polyphenolic antioxidant compounds from Brazil nut cake and evaluation of the polyphenol profile by HPLC

Making MOFs magnetic: To extract chlorophenols

Date: Jun 20, 2016

Author: Jon Evans

By taking advantage of their chemical structure, Chinese chemists have been able to produce magnetic metal-organic frameworks that are ideal for conducting solid-phase extraction.

Read More thumbnail image: Making MOFs magnetic To extract chlorophenols

Journal Highlight: Analysis of flavour compounds in beer with extruded sorghum as an adjunct using HS-SPME-GC-MS

Date: Jun 13, 2016

Author: separationsNOW

Chinese researchers have combined headspace solid-phase micro-extraction with gas chromatography–mass spectrometry to produce a simple, solvent-free technique for analyzing flavours and volatile compounds in sorghum beer.

Read More thumbnail image: Journal Highlight Analysis of flavour compounds in beer with extruded sorghum as an adjunct using HS-SPME-GC-MS

Journal Highlight: Optimized extraction of 2-arachidonyl glycerol and anandamide from aortic tissue and plasma for quantification by LC-MS/MS

Date: May 23, 2016

Author: separationsNOW

Scientists in the US have assessed the abilities of several sample preparation methods for extracting two endocannabinoids from blood plasma and aortic tissue prior to analysis by liquid chromatography-mass spectrometry.

Read More thumbnail image: Journal Highlight Optimized extraction of 2-arachidonyl glycerol and anandamide from aortic tissue and plasma for quantification by LC-MSMS

For efficient extraction, get knitting: SPME with knitting aromatic polymers

Date: May 16, 2016

Author: Jon Evans

Chinese scientists have shown that knitting together rigid aromatic building blocks with a cross-linker produces an effective material for extracting pollutants from water.

Read More thumbnail image: For efficient extraction get knitting SPME with knitting aromatic polymers

Journal Highlight: Analysis of serum transthyretin by on-line immunoaffinity solid-phase extraction CE-MS using magnetic beads

Date: May 9, 2016

Author: separationsNOW

Spanish analytical scientists have developed a solid-phase extraction-capillary electrophoresis-mass spectrometry method with magnetic beads for analyzing transthyretin, a protein linked to a rare disease called amyloidosis, in blood serum.

Read More thumbnail image: Journal Highlight Analysis of serum transthyretin by on-line immunoaffinity solid-phase extraction CE-MS using magnetic beads

Journal Highlight: Cell extraction combined with off-line HPLC for screening active compounds from Coptis chinensis

Date: Apr 25, 2016

Author: separationsNOW

Chinese scientists have developed a new method for extracting the contents of cells prior to HPLC analysis, which they've used to screen active compounds from natural products.

Read More thumbnail image: Journal Highlight Cell extraction combined with off-line HPLC for screening active compounds from Coptis chinensis

Magnetic attraction of illicit drugs: Concentrating drugs in urine with magnetic particles

Date: Apr 18, 2016

Author: Jon Evans

Chemists from Spain and Germany have shown how magnetic particles offer a quick and easy way to concentrate analytes inside the same capillary used to conduct electrophoresis.

Read More thumbnail image: Magnetic attraction of illicit drugs Concentrating drugs in urine with magnetic particles

Journal Highlight: Removal of sodium dodecyl sulfate from protein and peptide samples with cross-linked [Os(dmebpy)2Cl]+/2+-derivatized acrylamide and vinylimidazole copolymer

Date: Apr 11, 2016

Author: separationsNOW

Scientists in the US have developed a novel clean-up technique for removing sodium dodecyl sulfate from proteins and peptides prior to analysis by LC/MS.

Read More thumbnail image: Journal Highlight Removal of sodium dodecyl sulfate from protein and peptide samples with cross-linked Osdmebpy2Cl2-derivatized acrylamide and vinylimidazole copolymer
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