Definition of allergen in English:

allergen

noun ˈalədʒ(ə)nˈælərdʒ(ə)n

A substance that causes an allergic reaction.
Example sentencesExamples
- In such an enclosed environment, allergens from one food can spread to another.
- Wherever possible, the most effective way of treating allergies is to avoid all contact with the allergen causing the reaction.
- It is well known that vacuum cleaner bags capture large particles but can emit allergens that are too small to be collected in the bag.
- The next time you're exposed to the allergen, your immune system launches an allergic reaction.
- Eliminate any known allergens such as certain foods, dust, or pet dander from your household.
- During allergy seasons, the local news broadcasts usually tell you what allergens are in the air.
- Once a person is sensitized to an allergen or chemical, he or she may develop asthma.
- If you take away the allergens that were driving it initially, the inflammation is likely to continue.
- Your allergic reaction happens when your body's immune system mistakes the allergen for a harmful invader.
- Future exposure to the same allergens will cause the reaction to happen again.
- First, allergic reactions are caused by allergens, the three most common ones being dust and mites, pollen and nuts.
- The goal is to desensitize you to specific allergens and decrease your need for medications.
- Whether your eczema is due to an irritant, such as detergent, or due to an allergen, such as nickel, care and treatment of your skin is the same.
- The rash usually clears if the allergen is no longer in contact with the skin, but recurs with any slight contact with it again.
- Your doctor may take tests to see what allergens are causing the hay fever symptoms.
- Substances that are normally harmless could act as allergens and trigger a reaction in certain people.
- Allergies are caused by the body's immune system reacting to allergens as if they were harmful.
- Gradually your body learns to accept the allergen as the harmless substance it is.
- Avoid things that could make symptoms worse, such as air pollution and allergens.
- If allergens in the air are an asthma trigger, pollutants can make the lungs even more sensitive to them.

Derivatives

allergenic

adjective aləˈdʒɛnɪkˌælərˈdʒɛnɪk

The fact is that, at least in the UK, the GM crops are tested for toxicity and other allergenic effects more stringently than almost anywhere else.
Example sentencesExamples
- Research from Southampton hospital indicates that the house dust mite is the biggest allergenic trigger of asthma.
- We also asked the subjects about their activities outside the workplace - particularly any activity that might involve contact with irritants or allergenic agents.
- Many people choose to avoid milk because it contains saturated fat (if whole milk), cholesterol, allergenic proteins, lactose and frequent traces of contamination.
- Roasting peanuts may enhance their allergenic properties.

allergenicity

noun

They were recognized for their development of an animal model to predict the allergenicity of genetically modified food.
Example sentencesExamples
- Many questions concerning toxicity and allergenicity have been raised about corn contaminated with the spores of this fungus.
- It may be difficult to eliminate all the allergens; but the goal is to develop strains with reduced allergenicity.
- He faxed his two-page assessment to the Ministry of Agriculture warning that tests into nutritional performance, toxicology or allergenicity were insufficient and inadequate.
- The genetic engineering of food creates two separate and serious health risks involving allergenicity.

Origin

Early 20th century: blend of allergy and -gen.

Definition of allergen in US English:

allergen

nounˈalərj(ə)nˈælərdʒ(ə)n

A substance that causes an allergic reaction.
Example sentencesExamples
- During allergy seasons, the local news broadcasts usually tell you what allergens are in the air.
- Your allergic reaction happens when your body's immune system mistakes the allergen for a harmful invader.
- In such an enclosed environment, allergens from one food can spread to another.
- It is well known that vacuum cleaner bags capture large particles but can emit allergens that are too small to be collected in the bag.
- If allergens in the air are an asthma trigger, pollutants can make the lungs even more sensitive to them.
- Wherever possible, the most effective way of treating allergies is to avoid all contact with the allergen causing the reaction.
- Future exposure to the same allergens will cause the reaction to happen again.
- Avoid things that could make symptoms worse, such as air pollution and allergens.
- Once a person is sensitized to an allergen or chemical, he or she may develop asthma.
- The goal is to desensitize you to specific allergens and decrease your need for medications.
- If you take away the allergens that were driving it initially, the inflammation is likely to continue.
- Gradually your body learns to accept the allergen as the harmless substance it is.
- Substances that are normally harmless could act as allergens and trigger a reaction in certain people.
- Allergies are caused by the body's immune system reacting to allergens as if they were harmful.
- The rash usually clears if the allergen is no longer in contact with the skin, but recurs with any slight contact with it again.
- Your doctor may take tests to see what allergens are causing the hay fever symptoms.
- Eliminate any known allergens such as certain foods, dust, or pet dander from your household.
- The next time you're exposed to the allergen, your immune system launches an allergic reaction.
- First, allergic reactions are caused by allergens, the three most common ones being dust and mites, pollen and nuts.
- Whether your eczema is due to an irritant, such as detergent, or due to an allergen, such as nickel, care and treatment of your skin is the same.

Origin

Early 20th century: blend of allergy and -gen.

单词	allergen
释义	Definition of allergen in English: allergen noun ˈalədʒ(ə)nˈælərdʒ(ə)n A substance that causes an allergic reaction. Example sentencesExamples In such an enclosed environment, allergens from one food can spread to another. Wherever possible, the most effective way of treating allergies is to avoid all contact with the allergen causing the reaction. It is well known that vacuum cleaner bags capture large particles but can emit allergens that are too small to be collected in the bag. The next time you're exposed to the allergen, your immune system launches an allergic reaction. Eliminate any known allergens such as certain foods, dust, or pet dander from your household. During allergy seasons, the local news broadcasts usually tell you what allergens are in the air. Once a person is sensitized to an allergen or chemical, he or she may develop asthma. If you take away the allergens that were driving it initially, the inflammation is likely to continue. Your allergic reaction happens when your body's immune system mistakes the allergen for a harmful invader. Future exposure to the same allergens will cause the reaction to happen again. First, allergic reactions are caused by allergens, the three most common ones being dust and mites, pollen and nuts. The goal is to desensitize you to specific allergens and decrease your need for medications. Whether your eczema is due to an irritant, such as detergent, or due to an allergen, such as nickel, care and treatment of your skin is the same. The rash usually clears if the allergen is no longer in contact with the skin, but recurs with any slight contact with it again. Your doctor may take tests to see what allergens are causing the hay fever symptoms. Substances that are normally harmless could act as allergens and trigger a reaction in certain people. Allergies are caused by the body's immune system reacting to allergens as if they were harmful. Gradually your body learns to accept the allergen as the harmless substance it is. Avoid things that could make symptoms worse, such as air pollution and allergens. If allergens in the air are an asthma trigger, pollutants can make the lungs even more sensitive to them. Derivatives allergenic adjective aləˈdʒɛnɪkˌælərˈdʒɛnɪk The fact is that, at least in the UK, the GM crops are tested for toxicity and other allergenic effects more stringently than almost anywhere else. Example sentencesExamples Research from Southampton hospital indicates that the house dust mite is the biggest allergenic trigger of asthma. We also asked the subjects about their activities outside the workplace - particularly any activity that might involve contact with irritants or allergenic agents. Many people choose to avoid milk because it contains saturated fat (if whole milk), cholesterol, allergenic proteins, lactose and frequent traces of contamination. Roasting peanuts may enhance their allergenic properties. allergenicity noun They were recognized for their development of an animal model to predict the allergenicity of genetically modified food. Example sentencesExamples Many questions concerning toxicity and allergenicity have been raised about corn contaminated with the spores of this fungus. It may be difficult to eliminate all the allergens; but the goal is to develop strains with reduced allergenicity. He faxed his two-page assessment to the Ministry of Agriculture warning that tests into nutritional performance, toxicology or allergenicity were insufficient and inadequate. The genetic engineering of food creates two separate and serious health risks involving allergenicity. Origin Early 20th century: blend of allergy and -gen. Definition of allergen in US English: allergen nounˈalərj(ə)nˈælərdʒ(ə)n A substance that causes an allergic reaction. Example sentencesExamples During allergy seasons, the local news broadcasts usually tell you what allergens are in the air. Your allergic reaction happens when your body's immune system mistakes the allergen for a harmful invader. In such an enclosed environment, allergens from one food can spread to another. It is well known that vacuum cleaner bags capture large particles but can emit allergens that are too small to be collected in the bag. If allergens in the air are an asthma trigger, pollutants can make the lungs even more sensitive to them. Wherever possible, the most effective way of treating allergies is to avoid all contact with the allergen causing the reaction. Future exposure to the same allergens will cause the reaction to happen again. Avoid things that could make symptoms worse, such as air pollution and allergens. Once a person is sensitized to an allergen or chemical, he or she may develop asthma. The goal is to desensitize you to specific allergens and decrease your need for medications. If you take away the allergens that were driving it initially, the inflammation is likely to continue. Gradually your body learns to accept the allergen as the harmless substance it is. Substances that are normally harmless could act as allergens and trigger a reaction in certain people. Allergies are caused by the body's immune system reacting to allergens as if they were harmful. The rash usually clears if the allergen is no longer in contact with the skin, but recurs with any slight contact with it again. Your doctor may take tests to see what allergens are causing the hay fever symptoms. Eliminate any known allergens such as certain foods, dust, or pet dander from your household. The next time you're exposed to the allergen, your immune system launches an allergic reaction. First, allergic reactions are caused by allergens, the three most common ones being dust and mites, pollen and nuts. Whether your eczema is due to an irritant, such as detergent, or due to an allergen, such as nickel, care and treatment of your skin is the same. Origin Early 20th century: blend of allergy and -gen.
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