3 resultados
We have applied a high-speed counter-current chromatography (CCC) technique to the separation and purification of pyrrolizidine alkaloids from Amsinckia tessellata, Symphytum spp., Trichodesma incanum (Boraginaceae), and Senecio douglasii var. longilobus (Asteraceae). Alkaloidal fractions were
Trichodesma africanum L. (Boraginaceae), a desert plant of Africa and Asia, was found to contain beta-amyrin, beta-methyl oleanate, potassium nitrate and a nitrogen-containing toxin, each producing a notable toxic response when injected in laboratory mice and rats. Muscle contraction and a blood
This study investigates the pharmacological potential of Adiantum incisum, Alternanthera pungens and Trichodesma indicum. Biological activities of plant extracts (aqueous, methanolic and n-hexane extracts of whole plants) were screened by antitumor potato disc assay (10000, 1000, 100, 10 ppm doses),