1
The process by which a person becomes immune or resistant to an infectious disease
2
They are biological products, that is, they contain viruses, bacteria or parts of them.
3
A type of blood cell that is produced in the bone marrow and found in blood and lymphatic tissue. They are part of the body's immune system and help fight infection and other diseases.
4
A type of immune cell. There are two types, T cell and B cells.
5
The thin layer of tissue forming the natural outer covering of the body of a person or animal.
6
Any substance that causes the body to produce an immune response against it.
7
A type of cell within the body capable of engulfing and absorbing bacteria and other small cells and particles
8
Protein made by plasma cells in response to an antigen
