Horseshoe Crab Blood Has Long Helped Us Make Safe Medicines. Now, Alternatives That Spare the Ancient Creatures Might Be Breaking Through

Smithsonian MagazineFriday, October 24, 2025 at 4:35:11 PM
PositiveScience
Horseshoe Crab Blood Has Long Helped Us Make Safe Medicines. Now, Alternatives That Spare the Ancient Creatures Might Be Breaking Through
Horseshoe crab blood has been crucial for vaccine testing since the 1980s, but this reliance has raised concerns about the crabs' declining population. Fortunately, recent developments in alternative testing methods are gaining regulatory approval, suggesting a promising shift that could protect these ancient creatures while ensuring the safety of our medicines. This is significant not only for the environment but also for the future of biomedical research.
— Curated by the World Pulse Now AI Editorial System

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