First Evidence of the Presence of Anatoxin-A in Sea Figs Associated with Human Food Poisonings in France
Visualitza/Obre
Autor/a
Biré, Ronel
Bertin, Thomas
Dom, Inès
Hort, Vincent
Schmitt, Corinne
Lemée, Rodolphe
De Haro, Luc
Nicolas, Marina
Data de publicació
2020-05-29ISSN
1660-3397
Resum
From January 2011 to March 2018, 26 patients aged from 20 to 80 years old reported being sick in France after eating sea figs of the genus Microcosmus. The patients had symptoms evoking a cerebellar syndrome: blurred or double vision, ataxia and dizziness, asthenia, headache, muscle cramps, paresthesia and digestive disorders (nausea, vomiting and diarrhea). Three of the 18 food poisoning events recorded by the Poison Control Center in Marseille and involving four patients were further investigated as the meal leftovers were collected and analyzed. A previous study ruled out the presence of the regulated lipophilic marine toxins after high-resolution mass spectrometry, but further analyses were required to look for hydrophilic cyanotoxins. The sea fig leftovers from food poisoning case Numbers 1 (January 2011), 6 (December 2012) and 17 (March 2018) of this published case series were analyzed by hydrophilic interaction liquid chromatography coupled to low- and high-resolution mass spectrometry to investigate the presence of hydrophilic cyanotoxins. The sea fig samples showed anatoxin-a (ATX-a) concentrations ranging from 193.7 to 1240.2 µg/kg. The sea fig control sample analyzed was also contaminated with ATX-a but in a much smaller concentration (22.5 µg/kg). To the best of our knowledge, this is the first report of human food poisoning involving ATX-a as the possible causative toxin where the cyanotoxin could be unequivocally identified.
Tipus de document
Article
Versió del document
Versió publicada
Llengua
English
Matèries (CDU)
574 - Ecologia general i biodiversitat
Pàgines
14
Publicat per
MDPI
Publicat a
Marine Drugs
Citació
Biré, Ronel, Thomas Bertin, Inès Dom, Vincent Hort, Corinne Schmitt, Jorge Diogène, Rodolphe Lemée, Luc De Haro, and Marina Nicolas. 2020. "First Evidence Of The Presence Of Anatoxin-A In Sea Figs Associated With Human Food Poisonings In France". Marine Drugs 18 (6): 285. doi:10.3390/md18060285.
Programa
Aigües Marines i Continentals
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