Botulinum toxin - Wikipedia
网页Botulinum toxin, or botulinum neurotoxin (commonly called botox), is a highly potent neurotoxic protein produced by the bacterium Clostridium botulinum and related species. [23] . It prevents the release of the neurotransmitter acetylcholine from axon endings at the neuromuscular junction, thus causing flaccid paralysis. [24] .
Clostridium botulinum - Wikipedia
网页C. botulinum is a Gram-positive, rod-shaped, spore-forming bacterium. [1] . It is an obligate anaerobe, the organism survives in an environment that lacks oxygen. However, C. botulinum tolerates traces of oxygen due to the enzyme superoxide dismutase, which is an important antioxidant defense in nearly all cells exposed to oxygen. [7] .
Botulism - Wikipedia
网页Botulism is a rare and potentially fatal illness caused by botulinum toxin, which is produced by the bacterium Clostridium botulinum. The disease begins with weakness, blurred vision, feeling tired, and trouble speaking. This may then be followed by weakness of the arms, chest muscles, and legs.
Botulism - Symptoms and causes - Mayo Clinic
网页2022年7月12日 · Overview. Botulism is a rare but serious condition caused by a toxin that attacks the body's nerves. Botulism may cause life-threatening symptoms. A type of bacteria called Clostridium botulinum produces the toxin. Botulism can occur as the result of food or wound contamination.
botulinum toxin - Encyclopedia Britannica
网页2024年8月31日 · botulinum toxin, poisonous protein made by Clostridium botulinum and several closely related species of bacteria that causes botulism, a condition characterized by neurotoxicity, primarily muscle paralysis. Botulinum …
The whole truth about botulinum toxin – a review - PMC
网页2019年2月5日 · Botulinum toxins are among the most toxic poisons, with a wide spectrum of both therapeutic and cosmetic indications for use. Injections with botulinum toxin are effective for many clinical disorders that involve involuntary muscle activity …
Botox Injections: Treatment, Recovery & Side Effects - Cleveland Clinic
网页2022年4月6日 · Botox (Botulinum Toxin) Botox® injections improve appearance by relaxing muscles that cause wrinkles. These injections also treat medical conditions, including migraines, hyperhidrosis, overactive bladder and eye problems. To maintain results, treatments should be repeated every three to six months.
About Botulism | Botulism | CDC - Centers for Disease Control …
网页2024年4月18日 · Botulism ("BOT-choo-liz-um") is a rare but serious illness caused by a toxin that attacks the body's nerves. Botulism causes difficulty breathing, muscle paralysis, and even death. The toxin is made by Clostridium botulinum and sometimes Clostridium butyricum and Clostridium baratii bacteria (germs).
Botulism - World Health Organization (WHO)
网页2023年9月25日 · Key facts. Clostridium botulinum is a bacterium that produces dangerous toxins (botulinum toxins) under low-oxygen conditions. Botulinum toxins are one of the most lethal substances known. Botulinum toxins block nerve functions and can lead to respiratory and muscular paralysis.
The Benefits of Botulinum Toxin | NIH News in Health
网页Botulinum toxin is a poisonous substance that’s made by certain bacteria. It’s actually one of the most potent toxins found in nature. It causes botulism, a rare but potentially lethal form of food poisoning. It may sound odd that something so dangerous could be helpful.
跳至内容