So technically pollen could be an antigen.

因此从技术上讲，花粉可能是抗原。

These sugar molecules are also antigens.

糖分子也是抗原。

Any foreign body that comes into your body could be an antigen.

进入你体内的任何异物都可能是抗原。

But, although they present antigens, they're also a form of antigen themselves.

但尽管HLA提呈抗原，它们自身也是抗原。

HHV-8 expresses a viral antigen called LANA-1 which prevents apoptosis and facilitates uncontrolled cellular proliferation.

HHV-8会表达一种叫做LANA-1的抗原；该抗原会阻碍细胞凋亡并导致细胞增殖失控。

Of the 32 blood group systems, the Rh system is the largest, containing 61 antigens.

在所有的32种血型系中，Rh血型系是最大的，包含了61种抗原。

Prostate cancer can also cause an elevation in the prostate specific antigen.

前列腺癌会引起前列腺特异性抗原含量升高。

When a normal component of the cells triggers an immune response, that component is called an auto antigen.

当自身正常组织成分可以引起免疫应答，种正常组织成分就称为自身抗原。

Now, a B cell is activated when it encounters an antigen that binds just perfectly to its surface immunoglobulin.

当抗原恰好与B细胞表面的免疫球蛋白，B细胞就会被激活。

Researchers are testing another $1 antigen test for widespread use in Senegal.

研究人员还在测试另一种1美元抗原检测方式的可行性，准备在塞内加尔大幅推广。

Those antibodies are immune responses to a specific antigen.

抗体是对特异性抗原的免疫反应。

Cheap and rapid antigen testing can identify and prevent every cluster of COVID-19.

便宜且快速的抗原检测可以识别和预防每一个新冠肺炎人群。

It's looking for the actual antigen, the actual RNA of the virus.

鼻腔拭子检测寻找真正的抗原，也就是病毒的真正RNA。

The antigen tests will be promoted in addition to regular nucleic acid tests.

除常规核酸检测外，还将推广抗原检测。

And both sugar types act as antigens in AB blood too.

两种糖在AB型血液中也是抗原。

Finally, different species have different sets of antigens.

也或许是因为 随机遗传变异。

In a laboratory, a mouse is vaccinated with the target antigen.

在实验室中，用目标抗原接种小鼠。

Typically, a serum prostate specific antigen is also elevated in prostate cancer.

通常血清前列腺特异性抗原升高也提示前列腺癌。

These antibodies can also attack antigens that aren't present in your natural blood type.

抗体也可以攻击在你的自然血型中并不存在的抗原。

But after her illness, her doctor did an antigen test that confirmed she's had COVID-19.

但在她生病后，她的医生做了抗原测试，证实她有新冠肺炎。