The US Food and Drug Administration has issued an emergency use authorization for convalescent plasma to treat Covid-19.

美国食品药品监督管理局（简称FDA）发布了用于治疗新冠肺炎康复期血浆紧急使用授权。

Diagnosis is made by identifying low levels of protein C and S in the serum.

检测到血浆中蛋C和S水平较低时可进行诊断。

Blood cells like red blood cells float in the plasma.

血细胞就像在血浆里漂浮红色血细胞.

In vertebrates, it is composed of blood cells suspended in blood plasma.

在脊椎动物中，它由悬浮在血浆中血细胞组。

Testing for coagulase is done by transferring a colony of the suspected bacteria into a test tube containing fibrinogen-rich plasma.

通过将待测细菌菌落转移到装有富含纤维蛋原血浆试管中可对凝固酶进行测试。

Those are generally the three parts and then the last one is what's called plasma.

这通个部分，最后一个所谓血浆。

Plasma is the liquid part of blood.

血浆血液中液体部分。

The technique uses antibody-rich blood plasma from people who have recovered from the disease.

这项技术使用已经康复患者富含抗体血浆。

Plasma equals about 92 percent water and just under 8 percent plasma.

血浆大约含有 92% 水和略低于 8% 血浆。

Horned lizards readily consume harvester ants, resisting their envenomed sting with specialized blood plasma.

角蜥很容易吃掉采伐蚁，用专门血浆抵抗它们毒刺。

His team followed the first 5,000 people to receive plasma in a program run by the U.S. Food and Drug Administration.

他团队对美国食品药品监督管理局运行一个项目中首批接受血浆5000人进行了追踪。

Type C is the " baseline" plasma sodium concentration level is set lower than normal.

C型指血浆钠离子浓度阈值低于正值。

To do this, the body must produce the liquid part of blood, called plasma, and the cells that floatin it.

人体在造血时必须要产生血液液体部分，即血浆，以及浮在血浆上细胞。

Finally, up at the top you see the yellowish plasma, which accounts for about 55%of your blood volume.

最后，在顶部，你可以看到黄色血浆，占你血液容量 55%。

Relatively little oxygen is delivered dissolved in the plasma.

血浆中溶解氧气相对较少。

(5). Removal of metabolic waste products and foreign substances from the plasma.

(5)。清除血浆中代谢废物和外来物质。

In addition, plasmapheresis can be effective as well, which is when the plasma is filtered to remove disease-causing autoantibodies.

另外，血浆置换也有效果，通过过滤血浆移除导致疾病自身抗体。

As a treatment for Alzheimer’s, plasma has shown minimal if any cognitive benefits.

作为阿尔茨海默氏症治疗方法， 血浆显示出认知益处即使有也乎其。

The sample is then put into a special container that keeps the condition of the plasma serum the same.

然后要将样本放入一种特殊容器里，以保持血浆血清处于同样状态。

Within the first few days above 1,500 meters, the volume of plasma in your blood decreases, which increases the concentration of hemoglobin.

在 1500 米以上停留最开始几天，人体血液内血浆含量会减少，引起血红蛋浓度增加。