allergenic extract

(redirected from allergic extract)

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.