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Reading the tea leaves: quality markers for green tea

Date: Feb 12, 2016

Author: Ryan De Vooght-Johnson

Green tea has well-reported health benefits, but the compounds responsible for these effects are still not fully understood. This study used a combination of chromatography and chemometrics to identify the two most important compounds in Brazilian green tea samples, which could be used as quality markers.

Read More thumbnail image: Reading the tea leaves quality markers for green tea

Journal Highlight: The use of 'Omics technology to rationally improve industrial mammalian cell line performance

Date: Feb 8, 2016

Author: separationsNOW

The intersection of systems biology, 'Omics technologies and mammalian bioprocess sciences have been discussed to see how these can better characterize and understand host cell culture state.

Read More thumbnail image: Journal Highlight The use of Omics technology to rationally improve industrial mammalian cell line performance

Moroccan olive oil – preventing cheap imitations

Date: Feb 1, 2016

Author: Ryan De Vooght-Johnson

Morocco is one of the biggest producers of olive oil in Africa, but currently lacks protection. This paper is the first to use lipid composition to characterise olive oils grown in the country, paving the way to proper quality assurance.

Read More thumbnail image: Moroccan olive oil  preventing cheap imitations

The origins of pompia: An Italian citrus delicacy

Date: Jan 13, 2016

Author: Ryan De Vooght-Johnson

Citrus monstruosa is one of the rarest citrus fruits in the world. Grown in a small region of Italy and used in sweets and liqueurs, its origin and taxonomy remain unknown. Using chemometrics, researchers have now identified its closest siblings, including oranges and grapefruit.

Read More thumbnail image: The origins of pompia An Italian citrus delicacy

Journal Highlight: Relationships between volatile compounds and sensory characteristics in virgin olive oil by analytical and chemometric approaches

Date: Jan 11, 2016

Author: separationsNOW

The compositions of the volatile fractions of 25 extra virgin olive oils from different regions were analysed and the relationships between chemical composition and sensory characteristics were evaluated using chemometrics.

Read More thumbnail image: Journal Highlight Relationships between volatile compounds and sensory characteristics in virgin olive oil by analytical and chemometric approaches

Pereskia bleo: A prickly source of antioxidants?

Date: Jan 1, 2016

Author: Ryan De Vooght-Johnson

Finding the compounds responsible for antioxidant activity is an important goal in herbal medicine analysis. Researchers have now developed an affordable way of doing this, which will enable developing countries to conduct the analysis.

Read More thumbnail image: Pereskia bleo A prickly source of antioxidants

Chasing the Chinese chastetree: Chemical fingerprint of a traditional herbal remedy

Date: Dec 14, 2015

Author: Ryan De Vooght-Johnson

A simple method for chemical fingerprint analysis of traditional Chinese medicines, using high-performance liquid chromatography with diode array detection, is described in a new study. The method was applied to Chinese chastetree seeds, establishing the first quality control standards for this herbal medicine.

Read More thumbnail image: Chasing the Chinese chastetree Chemical fingerprint of a traditional herbal remedy

Journal Highlight: Quantitative and qualitative determination of LiuweiDihuang preparations by UHPLC in dual-wavelength fingerprinting mode and random forest

Date: Dec 7, 2015

Author: separationsNOW

UHPLC with dual-wavelength detection was used to determine 11 constituents in LiuweiDihuang preparations, using a random forest technique on the spectrometric fingerprint data to distinguish four dosage forms.

Read More thumbnail image: Journal Highlight Quantitative and qualitative determination of LiuweiDihuang preparations by UHPLC in dual-wavelength fingerprinting mode and random forest

Healing powers of Chinese walnut

Date: Dec 1, 2015

Author: Ryan De Vooght-Johnson

Researchers describe a four-step approach to identify the active compounds in medicinal Chinese walnut, providing a blueprint for the systematic analysis of plant chemicals.

Read More thumbnail image: Healing powers of Chinese walnut

Journal Highlight: A novel four-step approach for systematic identification of naphthoquinones in Juglans cathayensis Dode using various scan functions of LC-tandem MS along with data mining strategies

Date: Nov 9, 2015

Author: separationsNOW

An efficient four-step approach has been developed for the systematic discovery and identification of naphthoquinones in Juglans cathayensis using various scan functions in LC/MS of with data mining strategies.

Read More thumbnail image: Journal Highlight A novel four-step approach for systematic identification of naphthoquinones in Juglans cathayensis Dode using various scan functions of LC-tandem MS along with data mining strategies
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