listeria

简明释义

英[lɪˈstɪəriə]美[lɪˈstɪriə]

n. 李斯特菌属

英英释义

单词用法

同义词

反义词

例句

1.My baby was born with listeria.

我的宝宝出生时感染有李斯特菌。

2.An investigation into 10 listeriosis cases linked the company to 6 instances of listeria infection from Sangar chopped celery.

在10起感染李斯特菌病例调查中发现其中有6例病例都是由Sangar的芹菜段中的李斯特菌感染所致。

3.Using this method, they found that small persistent patches of Listeria took up residence inside bone marrow in the mice.

通过这项技术，他们观察到小鼠骨髓内李斯特菌感染灶的持续性小光斑。

4.Listeria monocytogenes is a type of pathogenic bacteria that can cause severe illness and death.

单核细胞增多性李斯特菌是一种可致严重疾病甚至死亡的致病菌。

5.Often, animals used for meat are processed in conditions that permit listeria to infect them.

通常，肉用动物都在可能被李氏杆菌感染的条件下被加工成肉制品。

6.Best to avoid all deli foods, as they are high risk for listeria.

尽量避免所有熟食店的食物，因为它们是高风险的李斯特菌。

7.Some of them like Salmonella are destroyed through cooking, but others like Listeria remain unaffected by a hot frying pan.

有些细菌如沙门氏菌在烹煮过程中便能消灭，但像是李氏杆菌等其他菌种，就算高温煎煮炒炸也不受影响。

8.After six weeks, the researchers infected all the young turkeys with listeria.

六周之后，研究人员让所有的幼鸡都感染李斯特菌属。

9.Listeria monocytogenes in ready-to-eat food.

即食食品中的产单核细胞李斯特菌。

10.Symptoms of listeria infection include fever and muscle aches.

感染李斯特菌的症状包括发热和肌肉疼痛。

11.The outbreak of listeria has raised concerns about food safety.

近期的李斯特菌疫情引发了人们对食品安全的担忧。

12.You should always wash fruits and vegetables to reduce the risk of listeria contamination.

你应该始终清洗水果和蔬菜，以减少李斯特菌污染的风险。

13.Pregnant women are advised to avoid foods that may contain listeria.

孕妇被建议避免可能含有李斯特菌的食物。

14.The CDC has issued a warning about listeria in deli meats.

疾病控制与预防中心发布了关于熟食中李斯特菌的警告。

作文

In recent years, food safety has become a significant concern for consumers and health officials alike. One of the pathogens that have gained attention is listeria, which refers to a type of bacteria known scientifically as Listeria monocytogenes. This bacterium can cause a serious infection called listeriosis, particularly in vulnerable populations such as pregnant women, newborns, the elderly, and individuals with weakened immune systems. Understanding listeria and its implications is crucial for ensuring public health and safety.The primary source of listeria contamination is food, especially ready-to-eat products such as deli meats, unpasteurized dairy products, and certain types of seafood. Unlike many other foodborne pathogens, listeria can grow at refrigeration temperatures, making it particularly insidious. This characteristic allows it to survive in environments where other bacteria might not thrive, leading to potential outbreaks even in seemingly safe foods.One of the most alarming aspects of listeria is its ability to cross the placental barrier, which poses a severe risk to pregnant women and their unborn children. Infections during pregnancy can lead to miscarriage, stillbirth, or severe illness in newborns. Therefore, pregnant women are advised to avoid high-risk foods that may harbor listeria. This includes avoiding soft cheeses made from unpasteurized milk, refrigerated pâtés, and deli meats unless they are heated to steaming hot.The symptoms of listeriosis can vary widely, ranging from mild flu-like symptoms to severe neurological issues. Early symptoms may include fever, muscle aches, and gastrointestinal distress. However, if the infection spreads to the nervous system, it can lead to more severe complications such as meningitis or encephalitis. This variability in symptoms makes listeria infections particularly challenging to diagnose and treat promptly.Preventing listeria contamination involves several strategies, including proper food handling practices. Consumers are encouraged to wash their hands thoroughly before preparing food, clean surfaces regularly, and ensure that food is cooked to the appropriate temperatures. Additionally, it is essential to pay attention to food labels and expiration dates, as well as to store food correctly to minimize the risk of contamination.Food manufacturers also play a critical role in preventing listeria outbreaks. They must adhere to strict hygiene standards and conduct regular testing of their products to detect any presence of this harmful bacterium. Regulatory agencies like the Food and Drug Administration (FDA) and the Centers for Disease Control and Prevention (CDC) monitor food safety and provide guidelines to help reduce the incidence of listeriosis in the population.In conclusion, understanding listeria and its risks is vital for both consumers and food industry professionals. Awareness of how this bacterium can contaminate food and the potential consequences of infection is essential for preventing outbreaks and protecting public health. By taking proactive measures in food handling and preparation, we can significantly reduce the threat posed by listeria and ensure safer eating experiences for everyone.

近年来，食品安全已成为消费者和卫生官员的重大关注点。引起关注的病原体之一是listeria，它指的是一种科学上称为单核细胞增生性李斯特菌（Listeria monocytogenes）的细菌。这种细菌会导致一种名为李斯特菌病（listeriosis）的严重感染，特别是在孕妇、新生儿、老年人和免疫系统减弱的个体中。理解listeria及其影响对于确保公共健康和安全至关重要。listeria污染的主要来源是食品，尤其是即食产品，如熟食肉、未经过巴氏消毒的乳制品和某些类型的海鲜。与许多其他食源性病原体不同，listeria能够在冷藏温度下生长，这使得它特别阴险。这个特性使它能够在其他细菌可能无法生存的环境中存活，导致即使在看似安全的食物中也可能发生潜在的爆发。listeria最令人担忧的方面之一是它能够穿越胎盘屏障，这对孕妇及其未出生的孩子构成严重风险。在怀孕期间感染可能导致流产、死产或新生儿严重疾病。因此，建议孕妇避免可能滋生listeria的高风险食品。这包括避免食用未经过巴氏消毒的软奶酪、冷藏肉酱和熟食肉，除非将其加热至冒蒸汽的状态。李斯特菌病的症状可能差异很大，从轻微的流感样症状到严重的神经系统问题。早期症状可能包括发热、肌肉疼痛和胃肠道不适。然而，如果感染扩散到神经系统，可能会导致更严重的并发症，如脑膜炎或脑炎。这种症状的多样性使得listeria感染特别难以及时诊断和治疗。预防listeria污染涉及几种策略，包括适当的食品处理实践。鼓励消费者在准备食物之前彻底洗手，定期清洁表面，并确保食物煮熟到适当的温度。此外，注意食品标签和保质期，以及正确储存食品，以最大限度地减少污染风险也是至关重要的。食品制造商在预防listeria爆发中也扮演着关键角色。他们必须遵循严格的卫生标准，并定期对其产品进行检测，以检测是否存在这种有害细菌。像美国食品药品监督管理局（FDA）和疾病控制与预防中心（CDC）这样的监管机构监控食品安全，并提供指导，以帮助减少人群中李斯特菌病的发生率。总之，了解listeria及其风险对消费者和食品行业专业人士都是至关重要的。意识到这种细菌如何污染食品以及感染的潜在后果，对于预防爆发和保护公共健康至关重要。通过在食品处理和准备中采取主动措施，我们可以显著降低listeria所带来的威胁，确保每个人都有更安全的饮食体验。