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Illuminating fingerprints: A novel fluorescence-based system for detecting proteins

Date: Apr 16, 2018

Author: Jon Evans

Indian scientists have developed a fluorescence-based system that can reveal a whole load of information about proteins separated by gel electrophoresis while they’re still embedded in the gel.

Read More thumbnail image: Illuminating fingerprints A novel fluorescence-based system for detecting proteins

Cutting through complexity: With non-aqueous CE and two detectors

Date: Mar 19, 2018

Author: Jon Evans

By taking advantage of an organic solvent with a volatile electrolyte, German scientists have managed to couple both a conductivity detector and a mass spectrometer to capillary electrophoresis.

Read More thumbnail image: Cutting through complexity With non-aqueous CE and two detectors

Journal Highlight: CE-XRF–initial steps toward a non-invasive elemental sensitive detector for liquid separations

Date: Mar 12, 2018

Author: separationsNOW

Chemists in the US have developed an elemental specific detector based on X-ray fluorescence spectrometry for use with capillary electrophoresis.

Read More thumbnail image: Journal Highlight CE-XRFinitial steps toward a non-invasive elemental sensitive detector for liquid separations

Journal Highlight: Multi-channel in situ DLS instrumentation enhancing biological small-angle X-ray scattering experiments at the PETRA III beamline P12

Date: Mar 5, 2018

Author: separationsNOW

Scientists from France and Germany have developed a multi-receiver, four-channel dynamic light scattering system at the PETRA III synchrotron for detecting biomolecules separated by size-exclusion chromatography.

Read More thumbnail image: Journal Highlight Multi-channel in situ DLS instrumentation enhancing biological small-angle X-ray scattering experiments at the PETRA III beamline P12

Sweet finding for novel electrode: Determining the sugars released from biofuel feedstocks

Date: Feb 19, 2018

Author: Jon Evans

Using an electrode covered in carbon nanotubes and nickel nanoparticles, Brazilian scientists have developed a sensitive method for determining the amount of different sugars released from biofuel feedstocks.

Read More thumbnail image: Sweet finding for novel electrode Determining the sugars released from biofuel feedstocks

Journal Highlight: Power of Orbitrap-based LC-high resolution-MS/MS for comprehensive drug testing in urine with or without conjugate cleavage or using dried urine spots after on-spot cleavage in comparison to established LC–MSn or GC–MS procedures

Date: Feb 12, 2018

Author: separationsNOW

Scientists in Germany have compared using Orbitrap-based liquid chromatography-high resolution tandem mass spectrometry for detecting drugs in urine with conventional liquid and gas chromatography methods.

Read More thumbnail image: Journal Highlight Power of Orbitrap-based LC-high resolution-MSMS for comprehensive drug testing in urine with or without conjugate cleavage or using dried urine spots after on-spot cleavage in comparison to established LCMSn or GCMS procedures

Journal Highlight: Online detection of functional groups in SEC via quantum cascade laser IR spectroscopy

Date: Feb 5, 2018

Author: separationsNOW

Chemists from Germany and Austria have, for the first time, coupled a quantum cascade laser infrared spectrometer with size exclusion chromatography for analyzing the chemical composition of polymers.

Read More thumbnail image: Journal Highlight Online detection of functional groups in SEC via quantum cascade laser IR spectroscopy

Spokes beat spirals: A novel flow cell design for chemiluminescence

Date: Jan 15, 2018

Author: Jon Evans

A new flow cell design for chemiluminescent detection is not only quicker and easier to produce via 3D printing than conventional designs, but also more sensitive.

Read More thumbnail image: Spokes beat spirals A novel flow cell design for chemiluminescence

Journal Highlight: Mass spectrometry in untargeted LC/MS metabolomics: Electrospray ionisation parameters and global coverage of the metabolome

Date: Jan 8, 2018

Author: separationsNOW

Biochemists from South Africa have investigated the electronic factors, including capillary and sample cone voltages, relating to the functioning of the electrospray ionization source in metabolomics studies with liquid chromatography/mass spectrometry.

Read More thumbnail image: Journal Highlight Mass spectrometry in untargeted LCMS metabolomics Electrospray ionisation parameters and global coverage of the metabolome

Journal Highlight: Routine quantification of 54 allergens in fragrances using comprehensive GCxGC-QMS with dual parallel secondary columns

Date: Jan 5, 2018

Author: separationsNOW

Scientists in Switzerland and Italy have combined two-dimensional gas chromatography with both a quadrupole mass spectrometer and a flame ionization detector to produce a novel method for analyzing allergens in fragrances.

Read More thumbnail image: Journal Highlight Routine quantification of 54 allergens in fragrances using comprehensive GCxGC-QMS with dual parallel secondary columns
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