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Isolation by HPLC and characterisation of the bioactive fraction of New Zealand manuka (Leptospermum scoparium) honey

Using HPLC a fraction of New Zealand manuka honey has been isolated, which gives rise to the non-peroxide antibacterial activity. This fraction proved to be methylglyoxal, a highly reactive [...]

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How Honey Kills Bacteria

Due to a rise in resistance to antibiotics, honey is becoming increasingly valued for its antibacterial properties. To distinguish all bactericidal factors in high grade honey, a novel approach [...]

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Accepted Manuka Speer 2014

  This study analyses pollen-identical pure manuka, kanuka, and a 3 Australian jelly bush honey for non-volatiles by UHPLC-PDA-4 MS/MS and also the volatiles by HS-PME-GC/MS. A [...]

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Honey Authenticity: A Review

    Honey is in the only natural sweetener available in the world, which also is considered to be healthy for both old and young. Honey’s authenticity is defined by the Codex [...]

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High pressure processing – Waikato

The effect of high pressure processing (HPP) on the kinetics of the conversion of dihydroxyacetone (DHA) to methylglyoxal (MGO) was examined in New Zealand mānuka honey and models thereof. Both [...]

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Floral classification of honey using liquid chromatography diode array detection China 2013

A high performance liquid chromatography–diode array detection–tandem mass spectrometry (HPLC–DAD–MS/MS) method for determining the floral origin of chaste honey and rape honey samples was [...]

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Fast and global authenticity screening of honeys using NMR french 2015

A new approach has been developed in an attempt to overcome the common adulterations and quality deviations in honey. Using proton-NMR profiling coupled to suitable quantification procedures and [...]

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Dr Stephens – The factors responsible for UMF in Manuka honey

This study explores the variability of non-peroxide antibacterial component levels in manuka honey produced in New Zealand. The field analysis results, confirmed that there is a considerable [...]

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Corrigendum to First Paper on NPA_MGO correcting curve

Upon review of the date from the methylglyoxal concentrations by the derivatisation method (table 2), it was discovered that there was failure to apply a multiplication of 1.87. This is to take [...]

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Flavonoids, phenolic acids and abscisic acid in Australian and New Zealand Leptospermum honeys

The quality of honey is based on the botanical and floral origin, as well as the chemical composition (Cherchi, Spaneeda, Tuberoso, and Cabras, 1994) and the price is based on its quality, and is [...]