Share Tweet Share Email Follow. The Tony Awards are finally here and weâve got all the details on what time theyâre on, which channel you need to watch and where the show is taking place. This year, there are two hosts â Alan Cumming and Kristin Chenoweth, who are Broadway royalty.
An allergen is a type of antigen that produces an abnormally vigorous immune response in which the immune system fights off a perceived threat that would otherwise be harmless to the body. Such reactions are called allergies.
Allergy is the term used to describe an over-reaction of the body to a substance that is normally harmless to. most people. This substance is called an allergen, and one can be exposed to it in several ways. It may be. breathed into the respiratory system, eaten, or touched by the skin to cause symptoms.