First, the osteocytes release chemical signals that direct osteoclasts to the site of the damage.

首先，骨细胞释放化学信号，将破骨细胞引导到损伤部位。

Long periods of stress can release signals that shock follicles and force them into the resting phase prematurely.

长期的压力能够释放出打击毛囊的讯息并迫使它们永远地进入休止期。

He said he hoped the release signal as the beginning of improve the security situation in eastern Ukraine.

他表示，他希望这次获释是乌克兰东部地区安全环境开始改善的信号。

Like when tobacco plants respond to the saliva of tobacco hornworms by releasing a signal that attracts the big-eyed bug.

就像烟草植物会对天蛾幼虫的唾液做出反应，释放信号来吸引大眼昆虫一样。

And researchers can even make the materials release different signals over time.

研究人员甚至可以让这些材料随着时间的推移释放出不同的信号。

In response to hypoxia, myocardial cells release signalling molecules called cytokines, which cause dilation of the segment of coronary artery B beyond the blockage.

为了应对缺氧，心肌细胞会释放细胞因子这类信号分子，使冠脉B阻塞处远端的血管扩张。