allergen

简明释义

英[ˈælədʒən]美[ˈælərdʒən]

n. [医] 过敏原

复 数 a l l e r g e n s

英英释义

单词用法

同义词

反义词

例句

1.Objective To find out the common allergen of abnormal rhinitis in Shenzhen.

目的了解深圳地区变应性鼻炎的常见变应原。

2.Rather, an attempt should be made to identify the allergen and remove it from the mother's diet.

而且能通过实验来确定变异源，从母亲的饮食中去除。

3.Blood tests: High levels of allergen-specific antibodies in the blood indicate an allergy.

血液测试：血液中有浓度过敏原特异性抗体表示过敏。

4.Certain t cells remember the "insult" of the allergen and ensure that some part of the body keeps becoming inflamed.

有一些T细胞会对发动侵袭的过敏原有记忆，所以导致身体的某些部位持续发炎。

5.When the immune system encounters an allergen, it may become sensitised.

当免疫系统发现了过敏原就会致敏。

6.It turns out that their partners' saliva is excreting the allergen hours after the food or medicine has been absorbed by their body.

这证明他们伙伴的唾液在食物或药物被他们身体吸收几小时后分泌过敏原。

7.For 75 percent of those 35 million, ragweed is the primary allergen, he added.

对于这35,000,000人的75%来说，豚草是首要过敏原，他补充道。

8.Many people are allergic to dust mites, which can be a common allergen.过敏原

许多人对尘螨过敏，它们可以是常见的过敏原。

9.The doctor tested me for various allergens to determine my allergies.过敏原

医生为我测试了各种过敏原以确定我的过敏源。

10.Peanuts are a well-known allergen that can trigger severe reactions.过敏原

花生是一个众所周知的过敏原，可以引发严重反应。

11.If you have a food allergy, it's important to know your allergens.过敏原

如果你有食物过敏，了解你的过敏原是很重要的。

12.Some people carry an EpiPen in case they encounter their allergen.过敏原

有些人随身携带肾上腺素笔，以防遇到他们的过敏原。

作文

Allergies are a common health concern for many people around the world. An allergy occurs when the immune system reacts to a substance that is typically harmless to most individuals. This substance is known as an allergen（过敏原）. Common allergens（过敏原） include pollen, dust mites, pet dander, certain foods, and insect stings. When someone with an allergy comes into contact with an allergen（过敏原）, their body mistakenly identifies it as a threat and launches an immune response. This response can lead to various symptoms, ranging from mild to severe.For example, pollen from trees and flowers is a major allergen（过敏原） during the spring and summer months. Many people suffer from hay fever, which is characterized by sneezing, a runny nose, and itchy eyes when they are exposed to this allergen（过敏原）. Similarly, dust mites, which thrive in warm and humid environments, can trigger allergic reactions in sensitive individuals, causing respiratory issues and skin irritations.Food allergies are another significant area of concern. Certain foods, such as peanuts, tree nuts, shellfish, milk, and eggs, are common allergens（过敏原） that can cause severe reactions in some people. For instance, an individual with a peanut allergy may experience symptoms like swelling, hives, or even anaphylaxis—a life-threatening condition—after consuming peanuts or products containing peanuts. This highlights the importance of awareness and education regarding allergens（过敏原） and their potential effects.In addition to environmental and food allergens（过敏原）, insect stings can also provoke allergic reactions. Some individuals may develop a severe reaction to bee or wasp stings, necessitating immediate medical attention. Understanding one’s own sensitivities to various allergens（过敏原） is crucial for managing allergies effectively.To cope with allergies, individuals often seek medical advice. Allergists can conduct tests to identify specific allergens（过敏原） and recommend appropriate treatment options. These treatments may include antihistamines, nasal sprays, or even allergy shots (immunotherapy) that gradually desensitize the immune system to particular allergens（过敏原）. Moreover, avoidance of known allergens（过敏原） is essential. This might involve dietary changes, using air purifiers, or keeping pets out of certain areas in the home.Education plays a vital role in managing allergies. Schools, workplaces, and public spaces should be aware of common allergens（过敏原） and implement strategies to minimize exposure. For example, providing nut-free zones in schools can protect children with food allergies. Additionally, public awareness campaigns can help educate people about the risks associated with allergens（过敏原） and promote understanding and empathy towards those who suffer from allergies.In conclusion, allergens（过敏原） are substances that can trigger allergic reactions in susceptible individuals. Understanding the nature of allergens（过敏原） and their effects is crucial for effective management of allergies. By raising awareness, promoting education, and implementing preventive measures, we can create a safer environment for everyone, especially those who are affected by allergies.

过敏是全球许多人常见的健康问题。过敏发生在免疫系统对一种通常对大多数人无害的物质作出反应时。这种物质被称为过敏原（allergen）。常见的过敏原（allergen）包括花粉、尘螨、宠物皮屑、某些食物和昆虫叮咬。当一个过敏患者接触到过敏原（allergen）时，他们的身体错误地将其视为威胁并发起免疫反应。这种反应可能导致各种症状，从轻微到严重不等。例如，树木和花卉的花粉是春夏季节主要的过敏原（allergen）。许多人在接触这种过敏原（allergen）时会遭受花粉热，特点是打喷嚏、流鼻涕和眼睛瘙痒。类似地，尘螨在温暖潮湿的环境中繁殖，可能会引发敏感个体的过敏反应，导致呼吸问题和皮肤刺激。食物过敏是另一个重要的关注领域。某些食物，如花生、坚果、贝类、牛奶和鸡蛋，是常见的过敏原（allergen），可能会对一些人造成严重反应。例如，一个对花生过敏的人在食用花生或含有花生的产品后，可能会出现肿胀、荨麻疹或甚至过敏性休克——一种危及生命的情况。这突显了对过敏原（allergen）及其潜在影响的意识和教育的重要性。除了环境和食物过敏原（allergen），昆虫叮咬也可能引发过敏反应。一些人可能对蜜蜂或黄蜂的叮咬产生严重反应，需要立即医疗救助。了解自己对各种过敏原（allergen）的敏感性对于有效管理过敏至关重要。为了应对过敏，个人通常寻求医疗建议。过敏专科医生可以进行测试以识别特定的过敏原（allergen），并推荐适当的治疗方案。这些治疗可能包括抗组胺药、鼻喷雾剂，甚至是逐渐使免疫系统对特定过敏原（allergen）脱敏的过敏疫苗（免疫疗法）。此外，避免已知的过敏原（allergen）至关重要。这可能涉及饮食改变、使用空气净化器或将宠物排除在家中的某些区域。教育在管理过敏方面发挥着至关重要的作用。学校、工作场所和公共场所应了解常见的过敏原（allergen），并实施策略以减少接触。例如，在学校提供无坚果区可以保护有食物过敏的儿童。此外，公众意识运动可以帮助教育人们关于过敏原（allergen）的风险，并促进对那些受到过敏影响的人的理解和同情。总之，过敏原（allergen）是可能引发敏感个体过敏反应的物质。理解过敏原（allergen）的特性及其影响对于有效管理过敏至关重要。通过提高意识、促进教育和实施预防措施，我们可以为每个人创造一个更安全的环境，尤其是那些受到过敏影响的人。