allergenic extract


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extract

 [ek´strakt]
a concentrated preparation of a vegetable or animal drug.
allergenic extract an extract of allergenic components from a crude preparation of an allergen, such as weed, grass, or tree pollen, molds, house dust, or animal dander, used for diagnostic skin testing or for immunotherapy for allergy.
cell-free extract the solution obtained by rupturing cells and removing all particulate matter.

al·ler·gen·ic ex·tract

extract (usually containing protein) from various sources, for example, pollen, dust, mold, insect venom, food, containing the immunogenic or allergenic compounds; may be used for skin testing or desensitization.
Synonym(s): allergic extract

allergenic extract

a protein-containing extract purified from a substance to which a person may be sensitive. The extract may be used for diagnosis or for hyposensitization therapy.

al·ler·gen·ic ex·tract

(al'ĕr-jen'ik eks'trakt)
Extract (usually containing protein) from various sources (e.g., food, bacteria, pollen) suspected of stimulating manifestations of allergy; may be used for skin testing or desensitization.
Synonym(s): allergic extract.
References in periodicals archive ?
Sources of funding: The allergenic extracts used for both serial endpoint titration and skin prick testing were provided by Antigen Laboratories, Inc.
The Company's product portfolio in specialized allergenic extracts includes Mites, Venom and the Acetone Precipitated(TM) line of products; including APTM Dog.
This study is significant because it is the first large Phase III trial conducted in the United States for the sublingual-oral administration of liquid allergenic extracts.
Greer is pleased to be the first extract manufacturer in the United States to report findings for Phase I safety and dosing trials for standardized allergenic extracts used for sublingual-oral administration of allergy immunotherapy," says John Roby, president and CEO of Greer.
However, the allergenic extracts used for SLIT in Europe differ from the allergen products expected to be approved in the United States.
Subjects must show a positive skin prick test to the allergenic extracts being studied, and have a history of seasonal or perennial allergic rhinitis with or without asthma for a minimum of one year before study entry.
The mites are used to manufacture allergenic extracts or as a source material.
The study is another example of Greer's ongoing role in providing pharmaceutical and biotech companies, as well as medical institutions, the allergenic extracts and source materials needed for drug development and research initiatives.
a leading provider of allergy immunotherapy products and services, has received FDA approval to begin Phase I safety and dosing studies focused on sublingual-oral administration of dust mite allergenic extracts.