4 sentences

1. ‎我们需要正确的抗体！

   ‎ wǒ​men xū​yào zhèng​què de kàng​tǐ!

   We need the right antibodies!

   Source: OpenSubtitles

2. 这种疫苗能促使身体产生抗体。

   zhè zhǒng yì​miáo néng cù​shǐ shēn​tǐ chǎn​shēng kàng​tǐ.

   This vaccine stimulates the body to produce antibodies.

   Source: Dong Chinese Dictionary

3. 这种抗体对该病毒具有极高的特异性。

   zhè zhǒng kàng​tǐ duì gāi bìng​dú jù​yǒu jí gāo de tè​yì​xìng.

   This antibody has extremely high specificity for the virus.

   Source: Dong Chinese Dictionary

4. 这种抗体对目标抗原具有极高的亲和力。

   zhè zhǒng kàng​tǐ duì mù​biāo kàng​yuán jù​yǒu jí gāo de qīn​hé​lì.

   This antibody has a very high affinity for the target antigen.

   Source: Dong Chinese Dictionary