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Sampling the climate record: Analyzing ice cores with dual capillary ion chromatography

Date: Mar 11, 2019

Author: Jon Evans

Australian scientists have developed a dual capillary ion chromatography method able to detect anions and cations in ice samples that are 35 times smaller than those required by conventional methods.

Read More thumbnail image: Sampling the climate record Analyzing ice cores with dual capillary ion chromatography

Journal Highlight: Lupin seeds storage proteins composition and their interactions with native flavonoids

Date: Mar 4, 2019

Author: separationsNOW

Two food biochemists from Poland used anion-exchange chromatography to isolate and analyze seed storage proteins from two species of lupin.

Read More thumbnail image: Journal Highlight Lupin seeds storage proteins composition and their interactions with native flavonoids

Journal Highlight: Purification and biochemical characterization of polyphenol oxidase from soursop (Annona muricata L.) and its inactivation by microwave and ultrasound treatments

Date: Feb 25, 2019

Author: separationsNOW

Mexican scientists used ion‐exchange chromatography to help derive and purify the ripening enzyme polyphenol oxidase from a spiky fruit known as soursop.

Read More thumbnail image: Journal Highlight Purification and biochemical characterization of polyphenol oxidase from soursop Annona muricata L_ and its inactivation by microwave and ultrasound treatments

Shiitake surprise: Analyzing cadmium-binding proteins in shiitake mushrooms

Date: Feb 11, 2019

Author: Jon Evans

Anion-exchange chromatography has helped to uncover a previously unknown form of cadmium-binding protein in shiitake mushrooms.

Read More thumbnail image: Shiitake surprise Analyzing cadmium-binding proteins in shiitake mushrooms

Journal Highlight: Isolation and characterization of CAC antenna proteins and Photosystem I supercomplex from the cryptophytic alga Rhodomonas salina

Date: Feb 4, 2019

Author: separationsNOW

Scientists from the Czech Republic and Italy have developed an ion-exchange chromatography method for isolating pure chlorophyll a/c antenna proteins from algae.

Read More thumbnail image: Journal Highlight Isolation and characterization of CAC antenna proteins and Photosystem I supercomplex from the cryptophytic alga Rhodomonas salina

Journal Highlight: ‘Herbal’ preparations for equine dermal neoplasms contain large amounts of zinc chloride

Date: Jan 28, 2019

Author: separationsNOW

Two researchers in the US used ion chromatography to help investigate the levels of zinc chloride in ‘herbal black salve’ preparations, which are sometimes used to treat dermal neoplasms in horses.

Read More thumbnail image: Journal Highlight Herbal preparations for equine dermal neoplasms contain large amounts of zinc chloride

Printed stationary: A novel process for 3D printing ion-exchange stationary phases

Date: Jan 14, 2019

Author: Jon Evans

Two researchers in the UK have come up with a method for producing ion-exchange chromatography stationary phases with defined, regular architectures by 3D printing.

Read More thumbnail image: Printed stationary A novel process for 3D printing ion-exchange stationary phases

Journal Highlight: Production and characterization of β‐cyclodextrin glucanotransferase from Bacillus sp. ND1

Date: Jan 9, 2019

Author: separationsNOW

Indian scientists have used ion exchange chromatography to help purify the enzyme β‐CGTase, which could prove of use in several industrial processes, after it was derived from a bacterium found in sugarcane field soil in India .

Read More thumbnail image: Journal Highlight Production and characterization of cyclodextrin glucanotransferase from Bacillus sp_ ND1

Journal Highlight: Evaluating sulfates and nitrates as enemies of the recent constructions: Spectroscopic and thermodynamical study

Date: Dec 24, 2018

Author: separationsNOW

An international team of scientists used ion chromatography to help determine the impact of soluble salts on the degradation of buildings and other constructions.

Read More thumbnail image: Journal Highlight Evaluating sulfates and nitrates as enemies of the recent constructions Spectroscopic and thermodynamical study

All at sea with vanadium: Measuring the ratio of vanadium isotopes in seawater

Date: Dec 10, 2018

Author: Jon Evans

By taking advantage of ion-exchange chromatography, a team of US scientists has helped vanadium to become a useful chemical proxy for measuring past oxygen levels in the oceans.

Read More thumbnail image: All at sea with vanadium Measuring the ratio of vanadium isotopes in seawater
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