Assertion: horseshoe crab's blood | /r/HasProperty | commercialized in the united states
Facets:
Source sentences:
text: This test, based on the fact that the blood of the horseshoe crab gels or clots when it comes in contact with endotoxin, was called the Limulus amebocyte lysate (LAL)test and was commercialized in the United States in the 1970s.