Search results
Results from the WOW.Com Content Network
The deadly symptoms are caused by disruption by the atropine of the parasympathetic nervous system's ability to regulate involuntary activities, such as sweating, breathing, and heart rate. The antidote for belladonna poisoning is an anticholinesterase (such as physostigmine ) or a cholinomimetic (such as pilocarpine ), the same as for atropine.
Amanita phalloides is the type species of Amanita section Phalloideae, a group that contains all of the deadly poisonous Amanita species thus far identified. Most notable of these are the species known as destroying angels , namely A. virosa , A. bisporigera and A. ocreata , as well as the fool's mushroom ( A. verna ) .
The best-known member of the genus Atropa is deadly nightshade (A. belladonna) – the poisonous plant par excellence in the minds of many. [8] The pharmacologically active ingredients of Atropa species include atropine, scopolamine, and hyoscyamine, all tropane alkaloids having anticholinergic, deliriant, antispasmodic and mydriatic properties.
The name “nightshades” comes in part from the infamous Belladonna plant, also known as the “deadly nightshade,” because it carries a highly toxic alkaloid called atropine, used ...
These include ragwort, foxglove, deadly nightshade, hemlock, and buttercups – with varying degrees of toxicity. There are also many poisonous trees, such as sycamore, yew, oak, privet, and laurel.
The lectins, generally called robin, are less toxic than those of e.g. Abrus (abrin) or Ricinus (ricin), and in non-fatal cases the toxic effects tend to be temporary. [188] Sambucus spp. elder, elderberry Adoxaceae: The roots, twigs, leaves, and unripe fruit are considered poisonous and cause nausea and digestive upset.
Hyoscyamine (also known as daturine or duboisine) is a naturally occurring tropane alkaloid and plant toxin. It is a secondary metabolite found in certain plants of the family Solanaceae, including henbane, mandrake, angel's trumpets, jimsonweed, the sorcerers' tree, and Atropa belladonna (deadly nightshade).
Nightshade plants containing hyoscyamine, atropine, and scopolamine: Datura; Deadly nightshade (Atropa belladonna) Henbane (Hyoscyamus niger) Mandrake (Mandragora officinarum) Other Solanaceae; Peyote. Psychoactive cacti, which contain mainly mescaline: Peyote; Other Lophophora; Peruvian Torch cactus; San Pedro cactus