毒素

Essential amino acid residues in diphtheria toxin catalytic domain were determined by quantum chemistry calculation and the enzymatic activities of mutant in the active-site were tested in order to provide high effective cytotoxin for target anticancer drugs.

通过量子化学计算确定白喉毒素分子催化区活性中心的关键氨基酸残基，评价其取代后的酶活性的改变，为导向性抗癌药物研究提供高效杀伤细胞工具。

AIM: To optimize the electrotransformation condition of Helicobacter pylon and to observe the suppression effect of siRNA on vacuolating cytotoxin A.

目的：利用RNA干扰技术原理，优化小分子干扰RNA电转化幽门螺杆菌的条件，并观察电转化后空泡毒素基因的mRNA表达是否受到抑制。

Objective To express the functional domain at C-terminus of Clostridium difficile cytotoxin B and lay a foundation of developing effective vaccine against infection with Clostridium dificile and diagnostic antigen.

目的 表达并纯化艰难羧菌细胞毒素B羧基末端功能区片段，为制备高效防治艰难羧菌感染的疫苗和诊断抗原奠定基础。

To dace the lift the little boy stung by the scorpion, the villagers used all the means and ways available to reduce the effect of poison.

为了挽救被蝎子所叮的小女孩的生命，村民们想方设法减缓毒素产生的作用。

Using this treatment can and has caused a host of other difficulties that include impacted colon, and or if the seeds are rancid, toxins can form that could debilitate the liver.

而这个治疗方式可能引起大量其他的问题，其中包括对结肠的影响，或是一旦南瓜籽变质，其形成的毒素能削弱肝脏功能。

The periodic buildup of toxins in the blood and the stress of dialysis is debilitating over time.

他们血液中的毒素会有阶段性的增加，并且透析的作用会越来越弱。

General debility may be felt as a result of the excess toxins, and in such a case plenty of sleep, rest and good food will help.

可感觉全身衰弱，是作为有过剩毒素的结果，和在这病例有充足睡眠，休息和好的食物是有帮助的。

Vietnamese victims of Agent Orange, a poisonous defoliant used by America in the war, are still seeking compensation.

落叶剂（美军在越战中使用的一种落叶毒素）的越南受害者仍在要求获得赔偿。

Part of this continual process is called detoxification or cleansing - the removal of harmful toxins from the body.

这部分持续的过程称为戒毒或清洗-去除有害的毒素从体内。

In addition to detoxification, the liver should also enhance the ability to resist toxins.

除了排毒之外，还应该提升肝脏抵御毒素的才能。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。