If it can be harmful, it can be referred to as pathogen.
antigen
pathogen
An antibody is a substance formed by the body in response to a perceived foreign substance. Antibodies are produced by the immune system to help identify and neutralize potentially harmful invaders, such as bacteria and viruses.
When the body detects a foreign substance, such as a pathogen or allergen, the immune system is activated. This typically involves the production of antibodies to target and neutralize the invader, as well as the recruitment of immune cells to help eliminate the threat. Inflammatory responses like swelling, redness, and fever may also occur as the body works to fight off the foreign substance.
The part of a foreign substance that is insertde into a macrophage membrane?
antigen- any substance the body regards as foreign
antigen
One term that is used is antigen. An antiGEN will GENerate an ANTIbody which will 'kill' the antigen.
A foreign substance is a substance that doesn't belong somewhere. A piece of glass or splinter is a foreign substance that people get in their body.
A foreign substance is a substance that doesn't belong somewhere. A piece of glass or splinter is a foreign substance that people get in their body.
antigen
pathogen
An antibody is a substance formed by the body in response to a perceived foreign substance. Antibodies are produced by the immune system to help identify and neutralize potentially harmful invaders, such as bacteria and viruses.
The body can reject implants and, of course, blood if it's not your own type or O negative (I think). You can look at allergies the same way - hay fever, nuts, strawberries - the body detects them as harmful even though they are harmless.
Antigenan·ti·gen/ˈantijən/Noun:A toxin or other foreign substance that induces an immune response in the body, esp. the production of antibodies.
A foreign substance is any material that is not naturally present in a certain environment or body. It can come from outside sources and may cause harm, contamination, or interference with normal processes.
When a foreign substance enters the body.