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Allergens a.k.a. Allergen: An allergen is a type of antigen that produces an abnormally vigorous immune response in which the immune system fights off a perceived threat that would otherwise be harmless to the body. Such reactions are called allergies.

  • also known as 过敏原

Printed dictionaries and other books with definitions for Allergens

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Google previewAsthma: Screening, Diagnosis, Management, An Issue of Otolaryngologic Clinics of North America, (2014)

by Karen Calhoun

However, although early sensitization to inhalant allergens is a known risk factor for the ...

Google previewIntercellular Signaling Peptides and Proteins—Advances in Research and Application: 2012 Edition (2012)

University of Cincinnati: Proteaseactivated receptor 2 activation of myeloid dendritic cells regulates allergic airway inflammation “A common characteristic of allergens is that they contain proteases that can activate protease-activated receptor ...

Google previewFood Allergy (2013)

Practical Diagnosis and Management by Scott H. Sicherer

As mentioned earlier, the immunological reaction underlying the role played by food allergens is that of a mix of IgE- and non-IgE-mediated reactions. Results from skin prick testing (SPT) and atopy patch testing (APT) to several foods may ...

Google previewThe Encyclopedia of Skin and Skin Disorders, Third Edition (2009)

by Carol Turkington, Jeffrey S. Dover

stearalkonium chloride Carcinogens: DEA DEODORANTS Irritants: Fragrance, lanolin, parabens, propylene glycol, triclosan Carcinogens: Cocamide DEA LIPSTICKS Allergens/irritants: Synthetic colors Carcinogens: Some synthetic colors, ...

Google previewThe Complete Encyclopedia of Medicine & Health (2006)

by J. P. Schadé

fresh paint and other noxious odours; A inhalation of cigarette smoke; A exposure to specific allergens. Psychological factors may aggravate an asthmatic attack but are not a primary cause. Persons whose asthma is precipitated by exposure ...

Google previewMosby's Dental Dictionary (2007)

by Elsevier, Mosby

Common allergens are pollens, dust, drugs, and foods. See also antigen. allergy (al′urje ̄), n a hypersensitive reaction to an allergen; an antigenantibody reaction is manifested in several forms—anaphylaxis, asthma, hay fever, urticaria , ...

Google previewRÖMPP Encyclopedia Natural Products, 1st Edition, 2000 (2014)

by Burkhard Fugmann, Susanne Lang-Fugmann, Wolfgang Steglich

Pyrethrosin and costunolide3 are contact allergens and repeated contact can lead to dermatitis. The cause of this is the exocyclic methylene group on the γlactone ring which takes part in a Michaelreaction with nucleophilic groups such as, ...

Google previewDictionary of Flavors (2008)

by Dolf De Rovira

Putative allergens are those that specifically react with IgE immunoglobulins in the bloodstream.

Google previewThe Encyclopedia of Addictive Drugs (2002)

by Richard Lawrence Miller

One authority believes the drug has potential for stopping allergic reactions to a variety of allergens.

Google previewDictionary of Hearing (2013)

by Maryanne Maltby

Inflammation ofthe nasal mucous membranedue to allergens, e.g., pollen.

Google previewDictionary of Optometry and Visual Science (2014)

by Michel Millodot

Conjunctivitis which is due to a type 1 hypersensitivity reaction to allergens.

Google previewChurchill Livingstone Medical Dictionary (2008)

by Chris Brooker

hypersensitivity to allergens, which are incorporated into an adhesive patch applied to the skin. Forty-eight hours after application the skin under ...

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Scrabble value of A1L1L1E1R1G2E1N1S1

The value of this 9-letter word is 10 points. It is included in the first and second editions of the Official Scrabble Players Dictionary.

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