IDO inhibits the proliferation of eukaryotic intracellular pathogens or tumor cells by depriving them of tryptophan. IDO has been targeted for neurological disorders: it causes decrease of serotonin level in the brain resulting depression, and it causes the accumulation of neurotoxic quinolinic acid. IDO plays a key role in the suppression of T cell response and antitumor immune, it induces immune tolerance to embryo and explant.

IDO可通過降低微環(huán)境中色氨酸的濃度而達到抑制病原微生物增殖的作用国产城中村自拍； IDO與神經(jīng)系統(tǒng)疾病也密切相關(guān)777性视频，它能降低5-羥色胺的水平而導致抑郁，也可造成腦中喹啉酸等具有神經(jīng)毒性的代謝產(chǎn)物的累積中国国产精品无码理论片； IDO在抑制T細胞免疫和抗腫瘤免疫日韩精品激情视频网站在线观看、誘導母胎免疫耐受和移植物免疫耐受中均發(fā)揮重要的代謝性免疫調(diào)節(jié)作用。

Suicide genes can convert the drug into toxical metabolic product, cytokines can enhance the antineoplastic and immunologic responses, angiogenesis inhibitors can inhibit the development of new vessels, and apoptosis related factors can induce the apoptosis of tumor cells.

自殺基因能將藥物轉(zhuǎn)化為毒性代謝產(chǎn)物无码视频性交，細胞因子能增強抗腫瘤免疫效應(yīng)亚洲欧美小说图片，血管生成抑制因子能抑制血管生成一级一区黄色，凋亡相關(guān)分子能誘導細胞凋亡，這些基因在前列腺癌的基礎(chǔ)和臨床研究中均表現(xiàn)出一定的腫瘤生長抑制作用激情图片视频。

CCl4 results in liver toxicity through its enzymatic conversion to reactive trichloromethyl free radicals, and taurine is thought to provide protection for liver cells through its antioxidant action.

結(jié)果四氯化碳肝毒性通過其轉(zhuǎn)化為無三氯自由基和攀怂瓴荒芸吹幕粕荆磺酸認為是提供保護肝細胞通過其抗氧化作用。

In addition, this system can also be used for compound optimization, as well as IC50 testing. Using this system a series of compounds are identified that are effective Trypanosoma inhibitors without toxicity to human cells. Therefore, targeting tbLeuRS may represent a new venue for the development of anti-Trypanosoma drugs.

使用這一系統(tǒng)篩選到了對錐蟲有較好抑制作用色综合欧美色综合七久久，但對人類細胞毒性較小的一系列新型化合物欧美操女视频，因而錐蟲亮氨酰tRNA合成酶很可能成為開發(fā)有效抗錐蟲藥物的新靶標。

The unsoluble Zn, Ca of lung tissue may be extracted by a serious of enzymes and then changed to soluble in the progress of pneumonia.

結(jié)果提示了VC是在一定范圍內(nèi)通過自由基機制抗氣溶膠致細胞毒性在线免费黄色高清网站。

It is a original work in the world that using these ligands to coordinate with vanadyl cation to form complexes and the study of the structures along with the anti-diabetic properties, thus provide us opportunity to obtain vanadium drug with the properties of lowering blood sugar significantly and low toxicity, the research will benefit the large number of diabeticpatients, the economic and social benefit will be obvious.

上述配體與氧釩離子形成配合物及結(jié)構(gòu)和抗糖尿病功能的研究在世界上屬首創(chuàng)工作91伊人精品，使我們有望制備出具有顯著降血糖功能且低毒性的釩類藥物，為廣大糖尿病患者帶來福音精品视频专区一在线观看，產(chǎn)生明顯的經(jīng)濟效益和社會效益欧美激情男操女网站。

Flos Daturae combined with Semen Strychni reduced the toxicity of the latter, suggesting that this formula antagonizes the toxicity.

提示該配方對毒性有拮抗作用，為該藥配方的合理性提供了實驗依據(jù)A级片。

Suicide gene therapy is a new experimental form of cancer chemotherapy that is currently being evaluated in human trials. Cytosine deaminase is an enzyme found in a variety of bacteria and fungi where is capable of deaminating cytosine to uracil.

將某些細菌及病毒中特有的藥物敏感基因轉(zhuǎn)導入腫瘤細胞99热在线观看精品免费，使腫瘤細胞產(chǎn)生某些酶類，將原來無毒的抗病毒藥物或化療前體藥物代謝轉(zhuǎn)化成細胞毒性產(chǎn)物而殺傷宿主細胞欧美成人嘿咻在线视频，這種使腫瘤細胞自殺的基因稱為&自殺基因&性无码在区。

This article reviewed the toxic action of cadmium to rat epididymides and its mechanism of protection or antagonism.

該文闡述了鎘對大鼠附睪組織的毒性作用以及各種可能的防護、拮抗機制日韩精品无码加勒比综合。

Toxicity tests showed dextran and trehalose solutions had no effects on in vitro development of morulae after exposed for 5-20 mm at 250C.

抗凍保護劑溶液對桑椹胚的毒性試驗證明，25℃下藏精阁无码一区二区在线，胚胎在葡聚糖和海藻糖溶液中平衡5-20分鐘群P网址，對其體外發(fā)育無不良影響。