When you’re spending time outdoors this summer, in your own yard or hiking in a park, it’s useful to know to spot poison ivy.

Poison ivy, poison oak, and sumac grow in wooded and marshy areas. Their sap contains an allergen called urushiol. Urushiol can trigger an allergic skin reaction or contact dermatitis. About 50% ...

Poison ivy (Toxicodendron radicans) is a vine that contains an oily resin known as urushiol. According to the Centers for ...

Objectives: This study aimed to evaluate the effectiveness of urushiol as an additive to surface acid etchant on dentin structure, by assessing the biostability of dentin, and determine the bonding ...