ricin

简明释义

英[ˈraɪsɪn]美[ˈraɪsɪn]

n. 蓖麻毒素；[生化] 蓖麻毒蛋白

英英释义

单词用法

同义词

反义词

例句

1.The symptoms are like that of ricin but much more concentrated.

它的症状和蓖麻毒素相似，但更浓缩。

2.AIM: To prepare recombinant ricin A-chain (RTA) protein with high biological activity.

目的：制备有高生物活性的重组蓖麻毒素a链蛋白(RTA)。

3.Let me remind you how ricin works.

我想提醒大家的是蓖麻毒素是如何工作的。

4.Ricin and the mixture of ricin and castor bean extract respectively showed 100% antiearly pregnancy, while castor bean extract showed 100% anti-implantation.

蓖麻蛋白及其与蓖麻油的混合物在抗早孕方面的效果均可达到100%，蓖麻油抗着床的效果也可达到100%。

5.The FBI searches a house in Utah linked to the discovery of a deadly toxin ricin in a Las Vegas motel.

该房子与（警方）在拉斯维加州一家汽车旅馆中发现致命蓖麻毒素（一案）有关联。

6.Writer Georgi Markov was infamously assassinated on the streets of London by a ricin pellet fired from an umbrella.

作家乔治马尔可夫就是在伦敦街头被蓖麻毒素颗粒害死的。

7.Authorities found traces of ricin 蓖麻毒素 in the suspect's apartment.

当局在嫌疑人的公寓中发现了ricin 蓖麻毒素的痕迹。

8.The scientist explained how ricin 蓖麻毒素 works at a molecular level.

科学家解释了ricin 蓖麻毒素如何在分子层面上起作用。

9.Ingesting even a small amount of ricin 蓖麻毒素 can be fatal.

摄入少量的ricin 蓖麻毒素可能是致命的。

10.Researchers are studying potential antidotes to ricin 蓖麻毒素 poisoning.

研究人员正在研究对抗ricin 蓖麻毒素中毒的潜在解毒剂。

11.The government issued a warning about the dangers of ricin 蓖麻毒素 after a recent incident.

政府在最近一起事件后发布了关于ricin 蓖麻毒素危险的警告。

作文

Ricin is a highly toxic protein that can be extracted from the seeds of the castor oil plant, scientifically known as Ricinus communis. This substance has gained notoriety due to its potential use in bioterrorism and its presence in various criminal cases. The extraction process of ricin (蓖麻毒素) from castor beans involves crushing the seeds and then using a solvent to separate the oil from the protein. While castor oil itself is safe for consumption, ricin (蓖麻毒素) is extremely dangerous and can be lethal in small doses. Just a few milligrams of ricin (蓖麻毒素) can cause severe illness or death if ingested, inhaled, or injected.The mechanism of action of ricin (蓖麻毒素) involves inhibiting protein synthesis within cells. When ricin (蓖麻毒素) enters a cell, it disrupts the ribosomes, which are responsible for producing proteins necessary for cell function. This leads to cell death and can result in multi-organ failure. Symptoms of ricin (蓖麻毒素) poisoning can vary depending on the route of exposure. Inhalation can cause respiratory distress, fever, cough, and ultimately lead to pulmonary edema. Ingestion may result in nausea, vomiting, abdominal pain, and diarrhea, followed by dehydration and shock.Due to its toxicity, ricin (蓖麻毒素) has been the subject of numerous studies aimed at understanding its effects and developing potential antidotes. However, as of now, there is no specific treatment for ricin (蓖麻毒素) poisoning; supportive care is the primary approach. This includes maintaining hydration, managing symptoms, and monitoring vital signs. The lack of a specific antidote makes awareness and prevention crucial in dealing with this potent toxin.The potential for misuse of ricin (蓖麻毒素) has led to increased security measures and regulations surrounding the castor oil plant and its derivatives. Governments and agencies worldwide monitor the production and distribution of castor beans to prevent the illicit extraction of ricin (蓖麻毒素). Additionally, public health campaigns aim to educate individuals about the dangers of ricin (蓖麻毒素) and the importance of reporting suspicious activities related to its production or use.In conclusion, ricin (蓖麻毒素) is a potent toxin with serious implications for public health and safety. Its ability to cause harm through various exposure routes makes it a significant concern for health professionals and law enforcement alike. Understanding the nature of ricin (蓖麻毒素), its effects, and the necessary precautions can help mitigate the risks associated with this dangerous substance. Awareness and education are vital in preventing potential threats posed by ricin (蓖麻毒素) and ensuring community safety.