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Beneficial bream bacteria biosurfactants: Analyzing bioactive compounds in bream guts

Date: Jan 8, 2018

Author: Jon Evans

Using various analytical techniques, including thin-layer chromatography, Italian scientists have discovered that certain bacteria in the guts of sea bream can produce biosurfactants with some highly useful properties.

Read More thumbnail image: Beneficial bream bacteria biosurfactants Analyzing bioactive compounds in bream guts

Journal Highlight: Characterization of a robust serine protease from Bacillus subtilis K-1

Date: Jan 5, 2018

Author: separationsNOW

Researchers in India used ion-exchange chromatography and size-exclusion chromatography to extract and purify a robust protease from the bacterium Bacillus subtilis.

Read More thumbnail image: Journal Highlight Characterization of a robust serine protease from Bacillus subtilis K-1

Journal Highlight: Biochemical characterization and structural analysis of trypsin from Plodia interpunctella midgut

Date: Dec 25, 2017

Author: separationsNOW

Scientists in Iran have used ion exchange chromatography to characterize trypsin from the Indian mealmoth (Plodia interpunctella).

Read More thumbnail image: Journal Highlight Biochemical characterization and structural analysis of trypsin from Plodia interpunctella midgut

Into the unknown: Novel method for screening water for unknown contaminants

Date: Dec 11, 2017

Author: Jon Evans

A novel method based on ion-exchange chromatography and high-resolution mass spectrometry can not only identify known contaminants in drinking water, but can also be used to reveal unknown contaminants.

Read More thumbnail image: Into the unknown Novel method for screening water for unknown contaminants

Journal Highlight: Direct determination of δ44/42Ca isotope ratio by ion chromatography/low-resolution multicollector ICPMS

Date: Dec 5, 2017

Author: separationsNOW

Polish chemists developed an ion chromatography method for measuring calcium isotopic ratio and tested it on samples of water, bone and coral.

Read More thumbnail image: Journal Highlight Direct determination of 4442Ca isotope ratio by ion chromatographylow-resolution multicollector ICPMS

Journal Highlight: Proteomic analysis of the venom of the predatory ant Pachycondyla striata (Hymenoptera: Formicidae)

Date: Nov 27, 2017

Author: separationsNOW

Scientists in Brazil used various analytical techniques, including ion-exchange chromatography, to evaluate the protein content of the venom in a species of predatory ant.

Read More thumbnail image: Journal Highlight Proteomic analysis of the venom of the predatory ant Pachycondyla striata Hymenoptera Formicidae

Gout can make you spit: Analyzing gout-related metabolites in saliva

Date: Nov 13, 2017

Author: Jon Evans

Scientists in the US have used capillary ion chromatography and mass spectrometry to identify metabolites in saliva associated with the painful inflammatory condition known as gout.

Read More thumbnail image: Gout can make you spit Analyzing gout-related metabolites in saliva

Journal Highlight: Exogenous and endogenous lipids of human hair

Date: Nov 6, 2017

Author: separationsNOW

Spanish chemists used thin layer chromatography with flame ionization detection to characterize the external and internal lipids of Caucasian hair and their influence on properties such as moisture content and hydrophobic character.

Read More thumbnail image: Journal Highlight Exogenous and endogenous lipids of human hair

Journal Highlight: Lipid profiling of parkin-mutant human skin fibroblasts

Date: Oct 23, 2017

Author: separationsNOW

Scientists in Italy used thin-layer chromatography to investigate possible lipid alterations associated with the lack of a protein called parkin, mutations of which are a major cause of early-onset Parkinson's disease, in skin primary fibroblasts.

Read More thumbnail image: Journal Highlight Lipid profiling of parkin-mutant human skin fibroblasts

Metals for the modern world: Extracting tantalum and niobium from minerals

Date: Oct 9, 2017

Author: Jon Evans

South African chemists have developed an ion exchange chromatography method for extracting the metals tantalum and niobium from minerals, which is safer and more environmentally friendly than existing methods.

Read More thumbnail image: Metals for the modern world Extracting tantalum and niobium from minerals
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