抑制作用的

The beheviour of four low-molecule weight organic acid lactic acid,hydroxy-acetic acid,mercapto-acetic acid,glyconic acid as iron-containing silicate-aegirines depressants on the hematite direct flotation is investigated in this paper.The results of flota

本文研究了四种小分子有机酸抑制剂乳酸、羟基乙酸、巯基乙酸、葡糖酸在赤铁矿正浮选中对含铁硅酸盐脉石霓石的抑制行为，纯矿物、人工混合矿与实际矿石浮选实验均证明了它们具有良好的选择性抑制作用，可以成功地实现赤铁矿与霓石的浮选分离。

The inhibitory effect of SCS on α-glucosidase activity is similar to those of acarbose without significantly difference.

SCS对α-葡萄糖苷酶的抑制作用与"拜糖平"的抑制效果没有显著差异；其性质属竞争性抑制，不同与其它主要的α-糖苷酶抑制剂。

These results suggested that hypotonicity inhibited ATP-actived currents via TRPV4 receptor, which was mediated partly by reducing cAMP concentration directly rather than by PKA and downstream process.

以上结果表明，低渗透压作用于TRPV4受体，可能通过直接抑制cAMP的生成而抑制P2X受体介导的电流，从而发挥对ATP激活电流的抑制作用。

Experiment in vivo: Establishing the HSE model of Balb/c mouse intracranially to identify effection of glycyrrhizin on mortality of mice with HSE, the replication of HSV-1and expression of iNOS mRNA due to secondary antoimmune-mediated tissue damage.

体内抗病毒实验：经颅内接种HSV-1建立HSE的小鼠模型，观察甘草甜素对HSE小鼠死亡率的影响，在体内对病毒的抑制作用，以及对介导HSE继发性免疫损害的iNOS的mRNA表达的抑制作用。

Ammonifiers in Suzhou Creek can not use inorganic nitrogen and carbamide as nitrogen source; additional carbon source and garbage lixivium have little influence on ammonifiers growth; high content of salt and low temperature restrain ammonifiers growth; alkalescent condition has little influence on ammonifiers, but acidic condition restrain ammonifiers growth; the biomass of ammonifiers are not necessary correlated with the function of ammonifiers, adding glucose with 1g/l content into the water sample obviously promote the growth and function of ammonifiers.

苏州河的氨化菌无法利用无机氮和尿素作为氮源；在营养条件充足时添加额外C源和富含有机物的垃圾浸出液对氨化菌的生长基本无影响；高盐度和低温抑制氨化菌生长；碱性条件对氨化菌的生长影响不大，酸性条件对氨化菌生长具有抑制作用；氨化菌生物量的消长与转氨活性之间不存在必然联系，1g/L的葡萄糖对苏州河水样中氨化菌的数量和转氨功能具有明显的促进作用。

The space oriented blocks of modifiers favor the formation of small-sized rutile TiO2 nano-rods, at the same time, the coordination between carboxyl or hydroxyl group of modifiers and TiO2 nanoparticles also inhibit the TiO2 crystal growth, resulting in small-sized rutile nanoparticles.

结果表明：含羧基或羟基的有机化合物在修饰剂条件下都制得了纳米金红石型二氧化钛，且修饰剂的加入抑制了棒状纳米二氧化钛的颗粒大小，其中修饰剂的空间位阻效应在控制合成小尺寸二氧化钛纳米棒中起主要作用，且修饰剂的羟基和羧基的络合作用对颗粒的生长也起到抑制作用。

To produce the scientific evidence for developing and manufacturing new antitumor drugs.Methods: 1 The inhibitory effect on cell growth of Hela was measured by MTT assay in treated or untreated groups (3.125, 6.25, 12.5, 25, 50μg/ml TAM and control) for three different treatment times (24h, 48h and 72h).2 Apoptosis and cell cycle were measured by FCM in four experimental groups (0, 4, 16, 40μg/ml TAM) for 48h.3 Adopting Wright and Giemse's staining to observe the morphology of Hela cells which treated with 40μg/ml TAM.4 Using invasion experiment to detect the Hela cells'invasive abilities which treated with 40μg/ml TAM.5 The protein expressional levels of P-ERK, ERK, C-myc and Cyclin D1 in Hela cells untreated or treated with 4, 16, 40μg/ml TAM for 24h were measured by Western blot.6 Expression of anti-apoptotic gene bcl-2, apoptotic gene bax and MMP-9 in Hela cells of four experimental groups (0, 4, 16, 40μg/ml TAM for 24h), were observed by revers transcription PCR.7 The protein expression of P-ERK, ERK, Bcl-2 and Bax in Hela cells treated with 40μg/ml TAM for 24h observed by laser scanning microscopes.

1采用四甲基偶氮唑蓝法检测不同浓度北豆根总碱(3.125、6.25、12.5、25、50μg/ml)处理不同时间(24、48和72小时)对Hela细胞增殖反应的抑制作用。2采用流式细胞技术(flow cytometry，FCM)检测不同浓度北豆根总碱(0、4、16、40μg/ml)作用48小时，对Hela细胞凋亡及周期变化的影响。3瑞氏-姬姆萨染色后显微镜观察北豆根总碱(0、40μg/ml)作用24小时后Hela细胞形态学变化。4采用Transwell小室法检测北豆根总碱(0、40μg/ml)作用24小时后对Hela细胞侵袭性的影响。5采用免疫印迹方法检测不同浓度北豆根总碱(0、4、16、40μg/ml)作用24小时后，Hela细胞中磷酸化ERK、ERK、C-myc、CyclinD1的表达变化。6采用逆转录-聚合酶链反应(revers transcription PCR，RT-PCR)半定量检测北豆根总碱(0、4、16、40μg/ml)作用24小时，Hela细胞抗凋亡基因bcl-2、促凋亡基因bax、基质金属蛋白酶-9(MMP-9)的表达变化。7应用激光共聚焦显微镜(laser scanning microscope，LSM)观察北豆根总碱(0、40μg/ml)作用24小时后，Hela细胞内P-ERK、ERK、Bcl-2、Bax蛋白的表达变化。

It was found that skatole could inhibit those three digestive enzymes.

研究发现粪臭素对三种消化酶均有一定程度的抑制作用，其对胰蛋白酶的抑制率最高，对胃蛋白酶的抑制率最低。

The inhibition effects became stronger with the increase of the irradiation dose. Semi-lethal dose of Ailanthus altissima Swingle seeds was 50Gy. 50~75Gy could be considered as the proper dose for seed irradiation treatment of Ailanthus altissima Swingle.

结果表明：辐照抑制了种子的萌发，成苗率下降，幼苗生长受到抑制，且随着剂量的增加，抑制作用增强；椿树种子的半致死剂量为50Gy，适宜辐照剂量为50~75Gy。

objective the effects of anthocyanin pigment from maize purple plant on resisting lipid peroxidation were investigated.methods the inhibition of anthocanin pigment from maize purple plant was examined in vitro that autcoxudation of lecithin liposome system induced by fe2+.50 mice were randomly divided into 5 groups.vehicle and different dose anthocyanin pigment from maize purple plant were given respectively,and then experimental injury of mice liver was induced to make use of bromobenzene and the content of mda was determined in liver homogenate.results the inhibition rates of anthocyanin pigment from maize purple plant on linoleic acid oxidation was higher that of ascorbic ascorbic acids.the content of mda in homogenate in middle and high dose of pigment were significantly lower than that in low dose and the injured control group.there were no significat differences in the content of mda in homogenate between low dose group and injury control group.conclusion the anthocyanin pigment from maize purple plant have the capability to resist lipid peroxide.

目的 探讨玉米紫色植株色素抗脂质过氧化的作用。方法体外实验测定玉米紫色植株花色苷色素在fe2+引发的卵磷脂脂质体体系中抗氧化活性。体内实验，取50只小鼠随机分成5组，分别给予溶媒和不同剂量的色素，然后采用溴代苯致实验性肝损伤，测定肝匀浆的丙二醛含量。结果在由fe2+引发的卵磷脂脂质体体系中玉米紫色植株色素对脂质过氧化有明显的抑制作用，抑制率随样品的浓度增高而增大，并且明显优于抗坏血酸。在溴代苯致小鼠实验性肝损伤模型实验中，中、高剂量组的丙二醛含量均低于损伤模型组。低剂量组和损伤模型组比较丙二醛含量差异无统计学意义。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。