The horseshoe crabs are important mainly because their blood is often manufactured into limulus amebocyte lysate, or LAL, that may be used to detect pathogens in indispensable medicines for instance injectable antibiotics. The crabs are collected by fishermen by hand or by means of trawlers for use by biomedical companies, https://felixbpxlx.eedblog.com/30334615/the-best-side-of-horseshoe-crab-blood-chemical