THE husband-and-wife team who first genetically engineered a copy of an enzyme found in horseshoe crabs’ blood is set to profit from their creation, which is being marketed commercially as the diagnostic tool PyroGene.
Until now, the crab had been the only source of the enzyme Factor C, which is used to test for contaminants in every drug and vaccine, every artificial limb, and every dialysis and intravenous drip.
