Search Results for: Reaction engines
even though all the various white blood cell types have a different responsibility, they all function together in the recognizing, attacking, and destroying of bacteria, viruses, cancer cells, and all substances seen foreign. on the other hand, an allergen is a substance that induces an allergic reaction
, an abnormally high or misguided reaction by the immune system to a specific antigen that is normally harmless. this typically detrimental reaction may result after exposure via ingestion, inhalation, injection, or contact with skin . a tolerogen is an antigen that invokes a specific immune non-responsiveness...
https://www.newworldencyclopedia.org/entry/Antigen