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A therapeutic oxygen carrier isolated from Arenicola marina decreases amanitin-induced hepatotoxicity. | LitMetric

A therapeutic oxygen carrier isolated from Arenicola marina decreases amanitin-induced hepatotoxicity.

Toxicon

Forensic and Toxicology Laboratory, Pontchaillou University Hospital, F-35000, Rennes, France; Univ Rennes, INSERM, INRAE, Institut NuMeCan (Nutrition, Metabolisms and Cancer), F-35000, Rennes, France.

Published: September 2021

AI Article Synopsis

  • Amanitins, found in certain mushrooms, are toxic compounds that can cause severe liver damage if consumed.
  • M101 is a hemoglobin from the marine worm Arenicola marina, known for its ability to carry oxygen and also exhibit enzyme-like activity that helps break down harmful substances.
  • Recent findings indicate that M101 could potentially lessen the liver damage caused by amanitins, suggesting it might be useful for medical treatment in poisoning cases.

Article Abstract

The amanitins (namely α- and β-amanitin) contained in certain mushrooms are bicyclic octapeptides that, when ingested, are responsible for potentially lethal hepatotoxicity. M101 is an extracellular hemoglobin extracted from the marine worm Arenicola marina. It has intrinsic Cu/Zn-SOD-like activity and is currently used as an oxygen carrier in organ preservation solutions. Our present results suggest that M101 might be effective in reducing amanitin-induced hepatotoxicity and may have potential for therapeutic development.

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Source
http://dx.doi.org/10.1016/j.toxicon.2021.07.004DOI Listing

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