allergenicity

简明释义

英[ælədʒeˈnɪsɪti]美[ælərdʒeˈnɪsɪti]

n. 变应原性

英英释义

单词用法

同义词

反义词

例句

1.Objective To investigate the allergenicity on HPT(hygromycin B phosphotransferase) protein with BN rat model.

目的用BN大鼠致敏模型对HPT蛋白的致敏性进行研究。

2.Objective Protein allergenicity was investigated in BN rat model.

目的用BN大鼠模型探讨不同蛋白的过敏性。

3.Milk retains its allergenicity through condensation, evaporation, and drying.

牛奶在经过凝聚、蒸发和烘干后仍保留过敏性。

4.In addition to assessing the new protein, the Panel recommends that for crops known to be allergenic, the whole GM plant is tested for allergenicity.

除了评估新的蛋白质，小组建议，对已知的致农作物，整个植株要进行致敏性测试。

5.AIM: To analyse protein components in album pollen and evaluate their allergenicity and immunogenicity.

目的：分析藜草花粉变应原成分及其变应原性、免疫原性。

6.Human health effects can include higher risks of toxicity, allergenicity, antibiotic resistance, immune-suppression and cancer.

对人类健康的影响包括更高的中毒、过敏、抗药性、免疫低下和癌症的风险。

7.Food labeling regulations often require disclosure of potential allergenicity for consumer safety.

食品标签法规通常要求披露潜在的过敏性以确保消费者安全。

8.Understanding the allergenicity of pollen can help in developing better allergy medications.

了解花粉的过敏性可以帮助开发更好的过敏药物。

9.Researchers are investigating the allergenicity of new cosmetic ingredients before they are marketed.

研究人员正在调查新化妆品成分的过敏性，以便在上市前进行评估。

10.The study aimed to evaluate the allergenicity of various food proteins in children with allergies.

该研究旨在评估各种食物蛋白质在过敏儿童中的过敏性。

11.The allergenicity of certain plants can vary significantly based on environmental conditions.

某些植物的过敏性可能会因环境条件而显著变化。

作文

Allergies have become a significant health concern in modern society, affecting millions of individuals worldwide. One of the key factors that contribute to the prevalence of allergies is the concept of allergenicity, which refers to the ability of a substance to provoke an allergic reaction in sensitive individuals. Understanding allergenicity is crucial for both healthcare professionals and the general public, as it helps in identifying potential allergens and managing allergic reactions effectively.The immune system plays a vital role in determining the allergenicity of a substance. When a person who is predisposed to allergies comes into contact with an allergen, their immune system mistakenly identifies it as a harmful invader. This triggers an immune response, leading to the production of antibodies, particularly Immunoglobulin E (IgE). The binding of IgE to the allergen results in the release of histamines and other chemicals, causing the symptoms associated with allergic reactions, such as itching, swelling, and difficulty breathing.Different substances exhibit varying degrees of allergenicity. For instance, common allergens include pollen, dust mites, pet dander, certain foods, and insect stings. Some individuals may experience severe allergic reactions, known as anaphylaxis, when exposed to highly allergenic substances like peanuts or shellfish. This highlights the importance of understanding the allergenicity of various foods and environmental factors, especially for those with known allergies.Research has shown that the allergenicity of a substance can be influenced by several factors, including genetic predisposition, environmental exposure, and the method of food preparation. For example, cooking certain foods can reduce their allergenicity by breaking down the proteins that trigger allergic reactions. This is particularly relevant for individuals with food allergies, as they may tolerate cooked versions of the same food that causes them problems in its raw form.In recent years, the field of immunology has made significant strides in understanding allergenicity and developing strategies to mitigate allergic reactions. Allergen immunotherapy, for instance, involves gradually exposing patients to increasing amounts of an allergen to desensitize their immune systems. This treatment has shown promise in reducing the severity of allergic reactions and improving the quality of life for allergy sufferers.Moreover, public awareness about allergenicity has grown, leading to better labeling practices in the food industry. Many countries now require food manufacturers to clearly indicate allergens on packaging, helping consumers make informed choices and avoid potential triggers. This proactive approach is essential for preventing allergic reactions and ensuring the safety of individuals with allergies.In conclusion, allergenicity is a critical concept in understanding allergies and their impact on health. By comprehending how different substances can provoke allergic reactions, individuals can take necessary precautions to protect themselves and others. Continued research and education on allergenicity will play a vital role in managing allergies more effectively and improving the overall well-being of those affected by them.

过敏已经成为现代社会中一个重要的健康问题，影响着全球数百万人的生活。导致过敏普遍存在的一个关键因素是“过敏原性”的概念，即一种物质在敏感个体中引发过敏反应的能力。理解过敏原性对医疗专业人员和公众来说至关重要，因为这有助于识别潜在的过敏原，并有效管理过敏反应。免疫系统在决定一种物质的过敏原性方面起着至关重要的作用。当一个有过敏倾向的人接触到过敏原时，他们的免疫系统错误地将其识别为有害入侵者。这会触发免疫反应，导致抗体（特别是免疫球蛋白E（IgE））的产生。IgE与过敏原结合后，会释放组胺和其他化学物质，从而引发与过敏反应相关的症状，如瘙痒、肿胀和呼吸困难。不同的物质表现出不同程度的过敏原性。例如，常见的过敏原包括花粉、尘螨、宠物皮屑、某些食物和昆虫叮咬。有些人可能在接触到高度过敏原的物质（如花生或贝类）时经历严重的过敏反应，称为过敏性休克。这突显了理解各种食物和环境因素的过敏原性的重要性，尤其是对于那些已知过敏的人。研究表明，物质的过敏原性可能受到多种因素的影响，包括遗传易感性、环境暴露和食物准备方法。例如，烹饪某些食物可以通过分解引发过敏反应的蛋白质来降低它们的过敏原性。这对于食物过敏患者尤其相关，因为他们可能能够耐受同一种食物的熟制版本，而生食则会引发问题。近年来，免疫学领域在理解过敏原性和开发减轻过敏反应的策略方面取得了显著进展。例如，过敏原免疫治疗涉及逐渐让患者接触越来越多的过敏原，以使他们的免疫系统脱敏。这种治疗在减少过敏反应的严重程度和改善过敏患者的生活质量方面显示出希望。此外，公众对过敏原性的认识也在提高，导致食品行业更好的标签实践。许多国家现在要求食品制造商在包装上清楚标示过敏原，帮助消费者做出明智的选择，避免潜在的触发因素。这种主动的方法对于预防过敏反应和确保过敏个体的安全至关重要。总之，过敏原性是理解过敏及其对健康影响的关键概念。通过理解不同物质如何引发过敏反应，个人可以采取必要的预防措施来保护自己和他人。对过敏原性的持续研究和教育将在更有效地管理过敏以及改善受其影响者的整体福祉方面发挥重要作用。