An enzyme in the blue blood has been key to testing vaccines since the 1980s, raising concerns for the crabs’ population. But ...

Aravind Krishnan, a 21-year-old University of Pennsylvania student, is working to find an alternative to horseshoe crab blood, which is used to test for pathogens in vaccines and on medical devices.

NAPLES, Florida (WBBH) — Horseshoe crabs have been around for millions of years, but did you know they also save human lives? “Their blood contains a factor which is highly, highly sensitive to ...

Horseshoe crabs evolved in the toxic brew of their ocean environment. When a crab is wounded, its blood coagulates and forms a barrier to keep out nasty bacteria. Unlike human blood, crab blood reacts ...

BALTIMORE— A new scorecard ranks the top pharmaceutical companies by their transition away from horseshoe crab blood used in drug safety testing. Horseshoe crab blood is used to detect toxins in a ...

PORTLAND, Maine -- The horseshoe crab has been scuttling in the ocean and tidal pools for more than 400 million years, playing a vital role in the East Coast ecosystem along with being a prized item ...