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Glossary

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The glossary contains definitions and explanations of industry-specific and scientific terminology used within Extractopedia. Click one of the letters above to find terms beginning with that letter.

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Expiration date

The date after which the manufacturer can no longer guarantee the potency or quality of the product.

Erythema

The redness observed during skin prick testing caused by the release of histamine in response to allergen exposure. Also referred to as flare, when assessing the “Wheal and Flare” response.

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