Ptaquiloside | definition of ptaquiloside by Medical dictionary
a norsesquiterpene glucoside of the illudane type; a major toxic principle of bracken (Pteridium aquilinum) and rock fern (Cheilanthes sieberi); is retinotoxic, radiomimetic, carcinogenic and responsible for thrombocytopenia leading to generalized hemorrhages in acute poisoning of cattle, bovine enzootic hematuria and bright blindness.
References in periodicals archive
Moreover, scientists believe ptaquiloside
can leach from bracken into ground water at levels many thousand times the safe limit.
New research into Bracken, the common green fern which smothers Welsh hillsides, suggests it may be contaminating water supplies with cancer-causing agent ptaquiloside
Bracken fern contains a chemical, ptaquiloside
, that is known to be carcinogenic to mammals in high doses.