lasiocarpine/heliotropium

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Poisonous plants contaminating edible ones and toxic substances in plant foods. Part 3. Pyrrolizidine alkaloids from Heliotropium digynum Forssk. (= H. luteum, Poir.).

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Investigation of the alkaloidal constituents of Heliotropium digynum resulted in the isolation of four alkaloids viz. heliotrine, europine, lasiocarpine and 7-angelylheliotrine. Moreover, HPLC and GLC showed the probable presence of heliotridine and some other unidentified minor constituents. A

Toxicity of dietary Heliotropium circinatum to rats.

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Pyrrolizidine alkaloid intoxication was produced in adult, male rats by feeding different levels (0, 1, 3, 5 or 10%) of Heliotropium circinatum for 20 w. Combined GC-MS revealed 0.15% total alkaloid content in the plant material of which 12% and 88% were basic and N-oxide forms, respectively. The

Pyrrolizidine alkaloids from Heliotropium rotundifolium.

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Heliotropium rotundifolium was shown to contain, in addition to the previously isolated europine [1], three other alkaloids: heliotrine [2], lasiocarpine [3], and a new alkaloid identified as 5'-acetyleuropine [4]. The alkaloids were isolated by dccc and the structures established by spectroscopic

Toxicity of dietary Heliotropium dolosum seed to mice.

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Experimental pyrrolizidine alkaloid intoxication was produced in inbred Swiss mice. Animals were fed diets containing 0, 1, 3, 5, or 10% Heliotropium dolosum seed for 24 w. The seeds contained 0.13% total alkaloid concentration composed of 4 specific components: lasiocarpine (78.79%), heliosupine

Poisoning of chickens and ducks by pyrrolizidine alkaloids of Heliotropium europaeum.

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The disease produced by feeding chickens and ducks a commercial poultry feed containing heliotrine and lasiocarpine, pyrrolizidine alkaloids of Heliotropium europaeum, is described. Illthrift, ascites and degenerative lesions in the liver were the major findings. Similar lesions occurred in chickens

POISONING OF CHICKENS AND DUCKS BY PYRROLIZIDINE ALKALOIDS OF HELIOTROPIUM EUROPAEUM.

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Heliotropium europaeum poisoning in cattle and analysis of its pyrrolizidine alkaloid profile.

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Pyrrolizidine alkaloids (PAs) are carcinogenic and genotoxic phytochemicals found exclusively in angiosperms. The ingestion of PA-containing plants often results in acute and chronic toxicities in man and livestock, targeting mainly the liver. During February 2014, a herd of 15-18-month-old

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