This is the 8003rd most frequent Korean word.
antigen
An antigen is a substance that triggers an immune response, often by producing antibodies.
In this sentence, the term '항원' (antigen) is introduced as a biological term referring to substances that trigger immune responses, explaining its general scientific definition.
항원은 면역 반응을 유발하는 물질입니다.
Antigen is a substance that triggers an immune response.
Here, '항원' (antigen) is used in a medical diagnostic context, referring to the detection of antigens in a sample, demonstrating its application in clinical settings.
혈액 검사에서 항원이 발견되었습니다.
Antigens were found in the blood test.
This sentence uses '항원' (antigen) in the context of vaccination, illustrating how antigens are components in vaccines to simulate an immune response for protection.