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John Points posted a blog post
This study (purchase required) aimed to determine the ability of two portable miniaturised low-cost near-infrared spectroscopy (NIR) devices to discriminate between fresh and thawed mackerel (submitted to one or two frozen-thawed cycles) and between…
yesterday
John Points published an article
The dates have been announced for the International Association of Food Protection (IAFP) Latin American conference in November.  The outline programme is online here.  Invitations are open for speakers, sponsors and exhibitors and accomodation is…
yesterday
John Points posted blog posts
yesterday
John Points posted blog posts
Jun 14
John Points and Lizzie Rix are now friends
Jun 14
John Points posted blog posts
Jun 10
John Points posted a blog post
Many analytical approaches use markers as indicators of food authenticity.  These markers can stem from various systems biology approaches, including elements, metabolites, lipids, proteins, and nucleic acids.
This article (purchase required),…
Jun 6
John Points posted a blog post
This review (open access) covers reported incidents of counterfeit spirits over the past 20 years.  It includes estimates of the economic cost as well as fatalities and serious injuries.
Estimations of counterfeit spirits range from 25% to 40% of…
Jun 5
John Points posted a blog post
This study (purchase required) reports the analysis, using LC-MS, of 252 commercially available spices in the Singapore market for 14 synthetic dyes. In 18 out of these (7.1%) at least 1 illegal dye was detected at concentrations ranging from 0.01…
Jun 4
John Points posted blog posts
Jun 3
John Points posted a blog post
“Maçã de Alcobaça” Portuguese apples have a Protected Geograpic Indication (PGI).  The PGI encompasses the cultivars Casa Nova, Golden Delicious, Red Delicious, Gala, Fuji, Granny Smith, Jonagold, Reineta and Pink produced in the defined…
May 21
John Points posted a blog post
The Joint Research Centre of the European Commission have published their monthly collation of food fraud reports here.  Thanks to FAN member Bruno Sechet who has again collated these as an infographic.  The original infographic is on Bruno's…
May 17
John Points posted a blog post
In this study (purchase required), near-infrared spectroscopy coupled with chemometrics was validated to authenticate oat flour (from different forms of oat; oat groats, steel-cut and rolled oats) and distinguish it from common adulterants including…
May 16
John Points posted a blog post
There are many options for analytical techniques to authenticate edible oils.  One which is less frequently reported is Differential Scanning Calorimetry (DSC).  DSC measures the thermal properties of a sample as it is heated or cooled through phase…
May 15
John Points posted a blog post
One of the most difficult challenges in authenticity analysis is verifying the species of an ingredient or component in processed products where little or no intact DNA might remain.  Verifying tuna species in processed products (e.g. canned tuna)…
May 14
John Points posted blog posts
May 13
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