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17 Results Found

  • Article
  • Open Access
3 Citations
4,519 Views
11 Pages

Unexpected Amanita phalloides-Induced Hematotoxicity—Results from a Retrospective Study

  • Miranda Visser,
  • Willemien F. J. Hof,
  • Astrid M. Broek,
  • Amanda van Hoek,
  • Joyce J. de Jong,
  • Daan J. Touw and
  • Bart G. J. Dekkers

29 January 2024

Introduction: Amanita phalloides poisoning is a serious health problem with a mortality rate of 10–40%. Poisonings are characterized by severe liver and kidney toxicity. The effect of Amanita phalloides poisonings on hematological parameters ha...

  • Review
  • Open Access
5 Citations
10,148 Views
14 Pages

4 December 2024

Amanita phalloides is well-established as one of the most poisonous mushrooms; toxicity from ingestion was reported as early as the first century. Although native to Europe, this ectomycorrhizal fungus has been widely spread and is responsible for li...

  • Review
  • Open Access
55 Citations
12,162 Views
10 Pages

Toxic Effects of Amanitins: Repurposing Toxicities toward New Therapeutics

  • Brendan Le Daré,
  • Pierre-Jean Ferron and
  • Thomas Gicquel

11 June 2021

The consumption of mushrooms has become increasingly popular, partly due to their nutritional and medicinal properties. This has increased the risk of confusion during picking, and thus of intoxication. In France, about 1300 cases of intoxication are...

  • Article
  • Open Access
3 Citations
4,040 Views
13 Pages

Unraveling Hematotoxicity of α-Amanitin in Cultured Hematopoietic Cells

  • Willemien F. J. Hof,
  • Miranda Visser,
  • Joyce J. de Jong,
  • Marian N. Rajasekar,
  • Jan Jacob Schuringa,
  • Inge A. M. de Graaf,
  • Daan J. Touw and
  • Bart G. J. Dekkers

22 January 2024

Amanita phalloides poisonings account for the majority of fatal mushroom poisonings. Recently, we identified hematotoxicity as a relevant aspect of Amanita poisonings. In this study, we investigated the effects of the main toxins of Amanita phalloide...

  • Feature Paper
  • Article
  • Open Access
19 Citations
7,317 Views
11 Pages

A New Conjugation Method Used for the Development of an Immunoassay for the Detection of Amanitin, a Deadly Mushroom Toxin

  • Candace S. Bever,
  • Bogdan Barnych,
  • Robert Hnasko,
  • Luisa W. Cheng and
  • Larry H. Stanker

28 June 2018

One of the deadliest mushrooms is the death cap mushroom, Amanita phalloides. The most toxic constituent is α-amanitin, a bicyclic octapeptide, which damages the liver and kidneys. To develop a new tool for detecting this toxin, polyclonal anti...

  • Article
  • Open Access
3 Citations
3,666 Views
18 Pages

15 April 2023

Uniparental inheritance of mitochondria enables organisms to avoid the costs of intracellular competition among potentially selfish organelles. By preventing recombination, uniparental inheritance may also render a mitochondrial lineage effectively a...

  • Abstract
  • Open Access
6 Citations
5,570 Views
2 Pages

22 March 2000

The electronic structures and conformational studies of the cyclopeptides, Omethyl-α-amanitin, phalloidin and antamanide, were obtained from molecular parameters on the basis of semiempiric and ab initio methods.

  • Article
  • Open Access
15 Citations
11,674 Views
31 Pages

Amanita Section Phalloideae Species in the Mediterranean Basin: Destroying Angels Reviewed

  • Pablo Alvarado,
  • Antonia Gasch-Illescas,
  • Sylvie Morel,
  • Magda Bou Dagher-Kharrat,
  • Gabriel Moreno,
  • José Luis Manjón,
  • Xavier Carteret,
  • Jean-Michel Bellanger,
  • Sylvie Rapior and
  • Pierre-Arthur Moreau
  • + 1 author

18 May 2022

In Europe, amatoxin-containing mushrooms are responsible for most of the deadly poisonings caused by macrofungi. The present work presents a multidisciplinary revision of the European species of Amanita sect. Phalloideae based on morphology, phylogen...

  • Article
  • Open Access
39 Citations
9,840 Views
16 Pages

27 March 2022

The difficulty involved in distinguishing between edible and poisonous mushrooms stems from their similar appearances. In this study, we attempted to classify five common species of poisonous and edible mushrooms found in Thailand, Inocybe rimosa, Am...

  • Article
  • Open Access
32 Citations
9,093 Views
20 Pages

Mushroom Poisoning—A 17 Year Retrospective Study at a Level I University Emergency Department in Switzerland

  • Sarah A. Keller,
  • Jolanta Klukowska-Rötzler,
  • Katharina M. Schenk-Jaeger,
  • Hugo Kupferschmidt,
  • Aristomenis K. Exadaktylos,
  • Beat Lehmann and
  • Evangelia Liakoni

The consequences of mushroom poisoning range from mild, mostly gastrointestinal, disturbances to organ failure or even death. This retrospective study describes presentations related to mushroom poisoning at an emergency department in Bern (Switzerla...

  • Article
  • Open Access
61 Citations
11,863 Views
12 Pages

Profiling of Amatoxins and Phallotoxins in the Genus Lepiota by Liquid Chromatography Combined with UV Absorbance and Mass Spectrometry

  • R. Michael Sgambelluri,
  • Sara Epis,
  • Davide Sassera,
  • Hong Luo,
  • Evan R. Angelos and
  • Jonathan D. Walton

5 August 2014

Species in the mushroom genus Lepiota can cause fatal mushroom poisonings due to their content of amatoxins such as α-amanitin. Previous studies of the toxin composition of poisonous Lepiota species relied on analytical methods of low sensitivity or...

  • Article
  • Open Access
10 Citations
3,892 Views
9 Pages

9 March 2021

Alpha-amanitin (α-AMA) is a cyclic peptide and one of the most lethal mushroom amatoxins found in Amanita phalloides. α-AMA is known to cause hepatotoxicity through RNA polymerase II inhibition, which acts in RNA and DNA translocation. To investigate...

  • Review
  • Open Access
46 Citations
7,713 Views
10 Pages

2 October 2020

Mushroom poisonings remain a significant cause of emergency medicine. While there are well-known species, such as Amanita phalloides, causing life-threatening poisonings, there is also accumulating evidence of poisonings related to species that have...

  • Article
  • Open Access
12 Citations
4,534 Views
22 Pages

Silymarin Dehydroflavonolignans Chelate Zinc and Partially Inhibit Alcohol Dehydrogenase

  • Václav Tvrdý,
  • Marcel Hrubša,
  • Eduard Jirkovský,
  • David Biedermann,
  • Michal Kutý,
  • Kateřina Valentová,
  • Vladimír Křen and
  • Přemysl Mladěnka

25 November 2021

Silymarin is known for its hepatoprotective effects. Although there is solid evidence for its protective effects against Amanita phalloides intoxication, only inconclusive data are available for alcoholic liver damage. Since silymarin flavonolignans...

  • Article
  • Open Access
15 Citations
3,858 Views
16 Pages

5 December 2022

Mushroom poisoning remains a serious food safety and health concern in some parts of the world due to its morbidity and mortality. Identification of mushroom toxins at an early stage of suspected intoxication is crucial for a rapid therapeutic decisi...

  • Article
  • Open Access
21 Citations
3,310 Views
16 Pages

Amperometric Biosensors for L-Arginine Determination Based on L-Arginine Oxidase and Peroxidase-Like Nanozymes

  • Nataliya Stasyuk,
  • Galina Gayda,
  • Olha Demkiv,
  • Lyubomyr Darmohray,
  • Mykhailo Gonchar and
  • Marina Nisnevitch

29 July 2021

There are limited data on amperometric biosensors (ABSs) for L-arginine (Arg) determination based on oxidases that produce hydrogen peroxide (H2O2) as a byproduct of enzymatic reaction, and artificial peroxidases (POs) for decomposition of H2O2. The...

  • Article
  • Open Access
18 Citations
1,449 Views
5 Pages

Acute liver failure in Lithuania

  • Dalia Adukauskienė,
  • Ilona Dockienė,
  • Rima Naginienė,
  • Egidijus Kėvelaitis,
  • Juozas Pundzius and
  • Limas Kupčinskas

Objectives. Acute liver failure (ALF) is a life-threatening condition that can rapidly progress into coma and death due to the cerebral edema and multi-organ dysfunction. The ALF etiology and risk factors have been investigated inWest Europe, North A...