| 释义 |
palytoxinenUK
pal·y·tox·in P5035900 (păl′ə-tŏk′sĭn)n. A powerful toxin that occurs in corals of the genus Palythoa of the South Pacific and disrupts the flow of ions across cell membranes. It is rapidly fatal to humans in very small doses and is one of the most complex naturally occurring substances.
[New Latin Paly(thoa), genus name (coined by Jean Vincent Félix Lamouroux (1779-1825), French biologist, perhaps based on the name of one of the Oceanids, such as Pāsithoē, in the Theogony of Hesiod) + toxin.]
palytoxinenUK
palytoxin[′pal·ə‚täk·sən] (biochemistry) A water-soluble toxin produced by several species of Palythoa; considered to be one of the most poisonous substances known. palytoxinenUK
palytoxin (păl′ə-tŏk′sĭn)n. A powerful toxin that occurs in corals of the genus Palythoa of the South Pacific and disrupts the flow of ions across cell membranes. It is rapidly fatal to humans in very small doses and is one of the most complex naturally occurring substances.palytoxin (păl″ĭ-tŏk′sĭn) [Fr. Paly(thoa), the genus name of a coral + ″], PTXA potent toxin produced by microscopic marine algae that grow on coral. It destroys blood cells, alters cardiac conduction, and damages nerves. Intoxication with PTX can result in bleeding, weakness, blood vessel constriction, ventricular fibrillation, and death. |