The penton base and fiber are toxic to cells.

基底和纤维突起对细胞有毒性作用。

Discovery of subspecies toxic to dipteran and coleopteran insects in 1977 and 1983, respectively.

1977只发现13个亚种，而且这些亚种都只对鳞翅目害虫有效。

Serious person can have haematemesis, melaena, dehydrate even, and toxic reach shock to wait.

严重者可有呕血、黑粪、甚至失水、及中毒及休克等。

Microgram for microgram, beryllium is one of the most toxic elements on the periodic table.

一微克，又是一微克，铍是周期表上最有毒的元素之一。

Biological powdered activated carbon enhanced the growth of nitrifier by absorbed toxic or inhibitory substance.

生物活性炭吸附了对硝化菌产生毒性和抑制的物质、强化了硝化菌在炭表面的生长。

Non-toxic inhibitor for esterase, lipase and N-formyl-methionine aminopeptidase. Inhibits also carboxypeptidase Y-like exopeptidase.

酯酶、脂肪酶和N-甲酰甲硫氨酸氨基肽酶毒的抑制剂。也抑制羧肽酶Y类外肽酶。

Winterize head, holding tank and fresh water system by draining or filling with non-toxic anti-freeze.

冬天组长,召开了排水系统及淡水池或填毒防冻剂.

They work in the sealless magnetic drive pumps,which transporting volatile,flammable,explosive and toxic solutions with no leakage.

它须直接的机械联接，而是利用稀土永磁体之间的相互作用，利用磁场可穿透一定的空间距离和物质材料的特性，进行机械能量的传送。

The phenylacetyl ethanolamine,a low toxic precurson of benzylpenicillin,was synthesized by using ethyl phenylacetate and colamine as raw materials.

苯乙酸乙酯和乙醇胺为原料合成了苄青霉素低毒体苯乙酰基乙醇胺。

The monocaryon - macrophage toxic action in peritoneal fluid was down obviously in duration of pregnancy placental infection by MCMV.

孕期胎盘MCMV感染明显降低孕鼠腹腔液中单核-巨噬细胞胞毒作用。

A series of toxic products were produced after photocatalysis on ethanol, such as acetaldehyde, ethyl formate, ethyl acetate, diethoxymethane, 1,1-diethoxyethane.

如乙醇的反应产物包括乙醛，乙酸乙酯，乙酸甲酯，缩醛等一系列有害物质。

However, chlorin will interact with the organics remained in the water and form halohydrocarbon, chloroform and other cancer-causing toxic compounds.

但，与水中残留的有机物相互作用，会形成卤代烃、仿等有毒的致癌化合物。

Diester deoxyaconitine is very toxic.When deoxyaconitine was transformed into mono-ester aconitum alkaloids and lipo-alkaloids by human intestinal bacteria, the toxicity decreased.

双酯型的去氧乌头碱的毒性较高，当它被肠内细菌转化为单酯型和脂类生物碱会使其毒性降低。

Conclusions Dragons blood powder has broad-spectrum sterilization.It can clear toxic materials,remove the necrotic tissue,enable convergence wound and scabbing without skin grafting,markedl...

结论龙血蝎粉有广谱杀菌、清热解毒、去瘀生肌作用,能使创面自行收敛结痂,需植皮,明显缩短病程。

Chlorodifluoromethane (HCFC-22),a colorless gas at room temperature,is a colorless ,non - toxic,non-flammable and transparent liquid under the pressure created by itself.

在常温下为色气体，在自身压力下为色透明液体，毒不燃，具有良好的热稳定性和化学稳定性，不腐蚀金属。

Method Hepatic and renal functions,and tissue biopsy were measured in rats with therapeutic,toxic and lethiferous dose treatment after a period of time.

分别测定治疗剂量、中毒剂量、致死剂量组小鼠在用药一段间后的肝肾功能,并进行组织病理学检查。

In mice, rabbits and cats, galanthamine hydrobromide was 2-8 times more toxic than lycoramine hydrobromide. The therapeutic index of the two alkaloids was similar.

力可立敏对小自鼠、家兔和猫的急性毒性作用此加兰他敏小2—8倍,其治疗指数接近加兰他敏.

Wooly Locoweed, Utah, 1999 "A pretty poison, woolly locoweed, flowering during autumn, can make cattle that eat its toxic leaves go berserk and die."

毛茸茸的疯草，犹他州，1999这棵毛茸茸的疯草是一种美丽的毒草，它在秋天开花，牲畜吃了它有毒的叶子就会发疯而死掉。

There are some toxic substances and antinutritional factors in flaxseed, such as antivitamin B6 factors and cyanogenetic glycoside, Which limit the application of flaxseed.

亚麻籽中毒性物质和抗营养因子（如抗维生素B6因子、生氰糖苷等）的存在，尤其是生氰糖苷的毒性限制了亚麻籽的使用。

Among 25 patients, 16 manifested clinically as streptococcal toxic shock syndromes (STSS) and 9 streptococcal meningocephalitis syndrome, The mortality was 81.25% and 11.11% respectively.

2 5例患者中,临床表现为中毒性休克综合征的16例,链球菌性脑膜脑炎综合征的9例,两者的病死率分别为81.25%和11.11%。