Allergies are over-reactions of the immune system in certain individuals to seemingly and generally harmless foreign proteins and substances. Allergies usually do not occur at the first exposure. When ...

The Law of Mass action predicts that all adverse drug reactions are related to the concentration of the drug at the site of ...

Bee, wasp, yellow jacket, hornet, and fire ant are the insect stings that most often trigger allergic reactions. But most people aren't allergic to insect stings and may mistake a normal sting ...

The continual growth of bioorthogonal chemical reactions in the past decade has offered an unprecedented opportunity for the study and manipulation of biological processes within living systems 1,2,3.

Rheumatoid arthritis is associated with an atypical immune response called a type 3 hypersensitivity reaction. This reaction happens due to immune complexes in the body. It can be treated by ...

Drug hypersensitivity reactions are drug reactions which are unpredictable. They result from an interaction between a drug substance and the immune system of a hypersensitive person. Hypersensitivity ...

An icon in the shape of a lightning bolt. Impact Link Allergic reactions account for 200,000 visits to US emergency rooms every year, according to the Asthma and Allergy Foundation of America. Often ...

Either allergic-type reactions or contrast-induced nephropathy may occur after administration of radiographic contrast media. These are entirely different entities with distinct pathophysiologies.