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March 15, 2026ToxiconOpen Access

Venomous globiferous pedicellariae of eastern Australian Tripneustes sea urchins contain a rich diversity of cathepsin, lectin, and phospholipase A2 family proteins

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Authors

RHRichard J. HarrisSESina Ehlert-FlaskämperMBMaria Byrne

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Overview

Transcriptomic analysis identifies diverse toxin proteins in eastern Australian Tripneustes sea urchins, suggesting bioprospecting potential.

Key Points

  • This research aims to identify and characterise the venom components of Tripneustes sea urchins' pedicellariae.
  • Conducted transcriptomic assessments of venomous globiferous pedicellariae
  • Examined two Tripneustes species from eastern Australia
  • Analyzed gene transcripts for known venom-associated proteins
  • Identified a rich diversity of transcripts corresponding to cathepsin, lectin, and phospholipase A2 proteins
  • Provided foundational data for future studies on sea urchin venom
  • Potential for bioprospecting was highlighted due to the diversity of toxins observed

Cite This Study

Harris et al. (2026) studied this question.

synapsesocial.com/papers/69b64c67b42794e3e660db08https://doi.org/10.1016/j.toxicon.2026.109062
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