noun🔗Share抗原A substance that induces an immune response, usually foreign."The flu virus contains an antigen that triggers your body to produce antibodies and fight off the infection. "インフルエンザウイルスには、体が抗体を生成し、感染症と戦うように促す抗原が含まれています。medicinebiologybiochemistryorganismChat with AIVocabulary GamePractice Reading