槟榔-正丁醇提取物对杂拟谷盗幼虫中肠淀粉酶的活性具有一定的抑制作用。
Butanolextract of areca catechu l. has certain inhibiting effect on the midgut amylase activity of confused flour beetle larvae.
基本的单链多肽,通过与酶的活性位点紧密结合形成复合物,抑制大多数的丝氨酸蛋白酶。
Basic single-chain polypeptide that inhibits numerous serine proteases by binding to the active site of the enzyme, forming tight complexes.
他们也设计了一个特殊的抑制物(小分子),它可以结合在人类DDAH的活性位点上。
They also designed specific inhibitors (small molecules) which bind to the active site of human DDAH.
目的探讨高盐饮食对自发性高血压卒中倾向鼠(SHRSP)血浆组织因子途径抑制物(TFPI)活性的影响。
Objective to investigate whether tissue factor pathway inhibitor (TFPI) activity is influenced by high sodium loading in spontaneously hypertension stroke-prone (SHRSP) rats.
其机制可能与其能降低细胞内活性氧化物水平,进而抑制神经细胞凋亡有关。
The mechanism may have relation with its decrease the level of active oxide in cells so as to inhibit the neural apoptosis.
目的:研究血浆组织因子途径抑制物(TF PI) 抗原含量及活性对卵巢癌患者的临床意义。
Objective To study the clinical value of the quantities and the activity of tissue factor pathway inhibitor (TFPI) in ovarian cancer.
结论紫苏子醇提取物能够抑制5 -脂氧酶酶活性。
CONCLUSION The EtOH extraction of roasted Perilla seed can inhibit 5-lipoxidase activity.
结论:枸杞子糖缀合物具有肿瘤抑制活性。
Conclusion: the glycoconjugate bears the activity of inhibiting tumor.
消毒剂可以杀死或抑制活性有机物,但是通常不能杀死所有的微生物。
Disinfectants can kill or inactivate certain infectious organisms, but often are not able to kill all microorganisms.
目的研究青龙衣乙醇提取物及不同溶剂萃取部位对肿瘤细胞的体外抑制作用,筛选青龙衣抗肿瘤活性部位。
Objective To estimate the antitumor activity of Qinglongyi alcohol extract and different solvent fractions and screen the antitumor active fractions in vitro.
这种胶态电解质抑制了锂硫电池中单质硫本身和正极活性物质的放电产物多硫化物的溶解。
The gelled polymer electrolyte helped to restrain the solution of polysulfides produced from discharging product and the sulfur itself in the active material of cathode.
化合物5对紫外线诱导的A375 -S2细胞死亡具有明显的抑制作用,且对该细胞没有显示出细胞毒活性。
Compound 5 shows the inhibitory effect on UV-induced A375-S2 cell death and no cytotoxic effect on the normal A375-S2 cells.
目的寻找免疫抑制活性更高的青蒿素类化合物。
Aim To search for new artemisinin derivatives with higher immunosuppressive activity.
添加维生素C、E可抑制蛋鸡血清超氧化物歧化酶、全血中谷胱甘肽过氧化物酶活性降低(P<0.05) ,以及血清中碱性磷酸酶活性(P<0.05)和红细胞渗透脆性的升高。
The descent of the activeness of SOD(P<0.05), GSH-Px(P<0.05) and the increasing of the activeness of alkaline phosphatase(P<0.05) and osmotic fragility were improved by adding of vitamin C and E.
结果标题化合物穿透细胞膜进入细胞中,对HIV - 1反转录酶或人体肿瘤有抑制活性。
Results: The Title compounds mentioned above can penetrate membranes and get into cells and have inhibitory activities against HIV-1 reverse transcriptase or human cancer.
近年来发现许多化合物都有希尔反应抑制活性。
Recently, many compounds have been found to have activities of Hill Reaction.
此外,化感水稻PI根系分泌物对脲酶、磷酸酶、蔗糖酶的活性具有促进作用,而对过氧化氢酶则呈抑制作用。
Moreover, PI increased the activities of urease, phosphatase and sucrase, but decreased the catalase activity in its rhizosphere.
目的:探讨纤溶酶原激活物抑制物-1 (PAI - 1)活性变化和其基因多态性对脑梗死及其再梗死发病的关系。
To investigate the changes of plasma PAI 1 activity and its gene polymorphism in cerebral infarction.
采用DPPH法和抑制脂质过氧化法考察了醋蒜提取物的抗氧化活性。
The antioxidant activities of extracts from vinegar pickled garlic were determined by two methods: inhibition of lipid peroxidation and scavenging activity against DPPH.
所得化合物均具有抑制A549肺癌细胞生长的活性,其抑制效果具有浓度依赖性。
These compounds were assayed for inhibitory activity against A549 lung cancer cell growth, and the inhibitory effects on the cell viability were dose-dependent.
目的研究口虾蛄提取物对人鼻咽癌细胞(CNE-2Z)明胶酶分泌及活性的抑制作用。
Objective To study the inhibitory effect of the extract of Oratosquilla on the secretion and activity of Gelatinases in human nasopharyngeal carcinoma cell line CNE-2Z.
初步的研究表明:西湖沉积物中的碱性磷酸酶活性和底泥中溶解性磷的变化趋势基本一致,但高浓度的溶解性磷对APA产生一定的抑制作用;
The primary experiment shows that: The trend of APA in the sediment was coincident with the dissolved phosphorus(DP), but high concentration of DP will restrain APA to a certain extent.
近年来,对土茯苓化学成分及其药理作用的研究报道较多,但研究土茯苓中对酪氨酸酶有抑制活性的化合物及其抗氧化作用的报道未见。
There were a lot of reports on chemical composition and their pharmacologic action from Smilaxglabra, but studies on inhibition against tyrosinase and antioxidant activitys were not reported.
通过MTT法对单体化合物在犬血管平滑肌细胞模型上进行增殖抑制活性测试。
The purified compounds' inhibition against proliferation of dog vascular smooth muscle cells was also screened by MTT assay.
初步生物活性实验表明,多数化合物具有不同程度的扩张血管作用,其中化合物f11的血管收缩抑制活性最强。
Preliminary pharmacological studies in vitro showed that most of these compounds exhibited vasodilative activities. Compound F11 showed the strongest effect.
研究人员在石榴中发现了一种可抑制芳香酶活性的酸性化合物。芳香酶会把雄激素转换为雌激素,而雌激素会增加女性罹患乳腺癌的风险。
An acid found in pomegranates appears to block aromatase, an enzyme that converts androgen to estrogen - a hormone that plays a role in the development of breast cancer.
过氧化物抑制元素硫等活性硫化物银片腐蚀反应,使喷气燃料银片腐蚀级别降低或不具银片腐蚀作用。
Peroxides retard the corrosion of active sulfides especially elemental sulfur to silver strip, making the corrosion rating of silver strip caused by jet fuels dropped or downed to no corrosive.
结论:化合物sipi -1 -3和4为首次报道的新结构化合物,抑制胆固醇生物合成活性也为新发现。
CONLUSION: Compound SIPI 1 3 and 4 were first reported with new structures, Their lowering cholesterol biosynthesis activities were first found so far.
结论:化合物sipi -1 -3和4为首次报道的新结构化合物,抑制胆固醇生物合成活性也为新发现。
CONLUSION: Compound SIPI 1 3 and 4 were first reported with new structures, Their lowering cholesterol biosynthesis activities were first found so far.
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