抗原
Meanings
1
antigen
Medical/biological term for a substance that triggers an immune response. Used in contexts such as vaccines, allergies, and infectious diseases.
The vaccine contains antigens from the virus.
A blood test checks for specific antigens.
Usage patterns
- 〈物〉抗原an antigen from/associated with a specific substance
She had an allergic reaction to pollen antigens.
- 抗原に反応するto react to an antigen
Immune cells react to this antigen and produce antibodies.
- 抗原を検出するto detect an antigen
This test kit detects the virus's antigen.
- 抗原と抗体が結合するan antigen and antibody bind together
The antigen and antibody bind together, triggering an immune response.