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Harvesting Venom Toxins from Assassin Bugs and Other Heteropteran Insects

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Published on: April 21, 2018

[Poisoning with weever fish venom: a case report].

Bogdan Łopaciński¹, Marek Bak, Marta Fiszer

¹Oddział Toksykologii, Klinika Chorób Zawodowych i Toksykologii, Instytut Medycyny Pracy w Łodzi.

Przeglad Lekarski

|January 2, 2010

Summary

Accidental exposure to venomous Weeverfish (Trachinus draco) in the Mediterranean Sea can cause significant pain and swelling. Prompt medical attention led to a full recovery for a patient experiencing these symptoms.

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Area of Science:

Marine Biology
Toxicology

Background:

The Weeverfish (Trachinus draco), found in coastal waters of West Africa and Europe, is among the most venomous fish species.
Its venom contains proteins that can disrupt cellular membrane potential and induce hemolysis.

Observation:

A 35-year-old man presented with severe pain, swelling, and erythema of his left leg after contact with an unidentified fish while bathing in the Mediterranean Sea.
Initial examinations revealed only minor abnormalities in blood agglutination tests.

Findings:

The patient's symptoms were consistent with envenomation by a venomous marine species, likely the Weeverfish.
The venom's protein components were implicated in the observed physiological effects.

Implications:

This case highlights the risk of encountering venomous marine life, such as Trachinus draco, in popular bathing areas.
Increased awareness and prompt medical evaluation are crucial for managing such toxicological emergencies, especially with international travel and EU access potentially increasing exposure risks.