Palicourea marcgravii (Pm) is the most toxic plant in Brazil to cattle. Previous experiments showed that Pm experimental intoxication in rats is similar to that reported for cattle, and these symptoms include generalized itching, incoordination, depression, tonic-clonic seizures and death. The
Acute intoxication of rats with the crude extract of Palicourea marcgravii (PM) and with monofluoracetic acid (MFA) solutions was compared since it has been reported that PM leaves contain monofluoracetates (455 micrograms/g air-dried material). The neurotoxic signs produced by oral administration
Cattle losses in Brazil have been attributed to Palicourea marcgravii St. Hil., a toxic plant for cattle. The crude extract from the leaves of P. marcgravii was successively fractionated using solvents with different polarities to determine whether monofluoroacetic acid and/or some other substance
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