Our white blood cells actually use them to kill pathogens.

我们的白细胞会使用它们来杀死病原体。

White blood cells have all different kinds.

白细胞有不同的种类。

White blood cells help your body fight infections.

白血球帮助你的身体抵抗感染。

White blood cells, also called WBCs or leukocytes and platelets.

白细胞，也叫 WBCs 或白细胞和血小板。

Finally, white blood cells enable us to fight infections.

最后，白细胞使我们能够对抗感染。

Dr Cole harvested samples of white blood cells from both lonely and gregarious people.

Cole士收集了孤独之和爱交际之的白细胞样品。

Blood consists of red blood cells, white blood cells, platelets, and plasma.

血液由红细胞、白细胞、血小板和血浆组成。

A week after exposure, the victim's white blood cells create antibodies.

感染一周后 患者的白细胞会分泌出抗体。

Along with white blood cells and antibodies, these are parts of your immune system.

白细胞和抗体属于免疫系统的一部分。

The device is used to count a disease-fighting white blood cells called the CD4 cell.

该设备用来计算与疾病作斗争的白细胞的数量，这种细胞名叫CD4细胞。

Our blood is made up of red blood cells, white blood cells and platelets.

血液由红细胞、白细胞以及血小板组成。

When a virus gets past the body's infection-fighting white blood cells, another defense reaction starts.

当病毒通过体内对抗感染的白细胞时，会触发另一个防御反应。

For some diseases, the immune system uses white blood cells and antibodies to attack it.

对于某些疾病，免疫系统使用白细胞和抗体来攻击它。

Plus, it sends a whole flock of white blood cells to kill any bacteria.

此外，它还会释放大量白细胞来任何细菌。

White blood cells and platelets make up less than one percent of our blood.

白细胞和血小板只占我们血液的不到百分之一。

Now, it's time to meet the soldiers - which are the white blood cells or leukocytes.

现在是时候来检阅士兵们了——我们的白细胞。

It has bacteria, immune cells, white blood cells, things that are trying to fight an infection.

它有细菌，免疫细胞，白细胞，这些东西试图对抗感染。

In one microliter or cubic millimeter, there are normally a few white blood cells, up to 5.

在一微升或一立方毫米之中，通常有几个白细胞，最高达到5个。

Now, biologists have discovered how the virus can disarm those white blood cells, known as B cells.

现在，生物家发现了这种病毒如何瓦解这些名为B细胞的白细胞。

These proteins, known as antigens, communicate with white blood cells, immune cells that protect against infection.

这些蛋白质，如抗原负责与白细胞进行交流，如免疫细胞则负责抵御感染。