Strychnos


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Strychnos

(strik'nos),
A genus of tropic shrubs or trees (family Loganiaceae); most South American species contain chiefly quaternary neuromuscular blocking alkaloids, for example, curare; the African, Asiatic, and Australian species contain tertiary strychninelike alkaloids (for example, strychnine, brucine, and yohimbine-type alkaloids).
[G. nightshade]
References in periodicals archive ?
Afolayan, "In vitro anti-hyperglycemia properties of the aqueous stem bark extract from Strychnos henningsii (Gilg)," International Journal of Diabetes in Developing Countries, vol.
The early stages of regrowth are frequently characterized by a high dominance of fire tolerant genera such as Burkea, Pterocarpus, Pseudolachnostylis, and Terminalia [82] and by light demanding genera such as Albizia, Strychnos, and Uapaca [44].
Li et al., "Dynamic detection of non-protein-bound strychnine and brucine in rabbit muscle and synovial fluid after topical application of total Strychnos alkaloid patches," Drug Testing and Analysis, vol.
Strychnos nux vomica [6,9]--The plant grows widely in India.
The flower has been named Strychnos electri, after the Greek word for amber (elektron).
The other extracts that showed good activity included the extracts of the stem barks of Zanthoxylum gilletii (5% MeOH-[H.sub.2]O) and Bridelia micrantha 50% C[H.sub.2][Cl.sub.2]-MeOH and leaves of Strychnos usambarensis (50% MeOH in C[H.sub.2][Cl.sub.2]) with [IC.sub.50] values of 9.04, 9.43, and 11.09 [micro]g/mL.
(13) The common agents causing poisoning in India appear to be pesticides (organophosphorus, organochlorine, carbamate, pyrethroids), sedative drugs, chemicals (corrosive acids, copper sulphate), alcohol, plant toxins (datura, oleander, strychnos, and gastro intestinal irritants such as castor, croton, calotropis etc) and household poisons (mostly cleaning agents).
Atropine is the tropane alkaloid isolated from the deadly night shade plant Atropa belladonna, and strychnine is derived from the seeds of the Strychnos nux-vomica tree.
Heparin-binding epidermal growth factor expression in KATO-III cells after Helicobacter pylori stimulation under the influence of strychnos Nux vomica and Calendula officionalis.