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Coli and S.aureus , the experiment showed that recombined gene peptide has the antibacterialactivities.Conclusion The recombined gene antibacterial peptide was expressed successfully in the fusional pTYB vetor and the fusion gene peptide CA(1 ~8-MA(l ~12),CAM has the antibacterial activities to E. coli and S.aurens. While how to frame a more efficient expression system should be studied further , and its other biological activities are still to be tested.

本实验通过基因克隆方法拼接重组基因抗菌肽与融合表达载体pTYB12并在大肠杆菌中进行表达成功，抑菌活性的检测结果表明重抗菌肤的克隆表达与活性初步测定中文摘要组基因抗菌肤CA(1一8卜MA(1一12)，cAM〕对大肠杆菌与金黄色葡萄球菌均有一定的抗菌活性，如何进一步提高抗菌肤的表达量和有关重组基因抗菌肤的生物学活性还有待于进一步研究。

The method uses Acaudina Molpadioidea collagen peptide as ACE inhibitory peptide, through repeated testing, the inhibitory peptide activity in vitro by HPLC detection with good analysis effects through direct injection and isocratic elution is obtained.

本方法以茄参胶原肽作为ACE抑制肽，通过多次试验，得出一种直接进样、等度洗脱便能达到良好分析效果的HPLC测定该抑制肽体外活性的方法。

Signal peptide sequence was removed lest it couldnt be recognized by Bacillus subtilis, gene coding for mature peptide was ligated to downstream of sacB signal peptide sequence of pWB980 to form a new ORF and generate pWB980-LipA, gene coding for its chaperone was also amplified and ligated to the downstream of LipA to generate a secretion/expression vector pWB980-LipAB.thechaperone gene was sequenced and analyzed by multiple alignments, resulted showed that there were mutations of nucleotides(1～7) and amino acids (1～2) with the other reported genes.

为了防止枯草芽孢杆菌信号肽酶不能识别脂肪酶的信号肽，切除掉脂肪酶的信号肽编码序列，与枯草芽孢杆菌分泌表达质粒pWB980连接并与质粒上的SacB信号肽构成一个完整的开放式阅读框，获得重组质粒pWB980-LipA，因为该脂肪酶的活性表达需要一个特异性分子伴侣帮助折叠成有活性的构象，将脂肪酶分子伴侣基因串连到脂肪酶基因的下游，获得重组分泌表达载体pWB980-LipAB并且测序分析分子伴侣的基因序列和氨基酸序列并与其它报导的序列进行了比对，发现有1到7个碱基的差异和1到2个氨基酸残基的突变。

Results The expression of eNOS mRNA at low concentration of C-peptide was lower than that of control group,the expressions of eNOS mRNAwere higher at physiˉological and higher concentration of C-peptide,but there was no difference between physiological and higher concenˉtration of C-peptide.

结果 低浓度的C肽(1ng/ml)使eNOS的表达减弱(P.01)；生理浓度的C肽(10ng/ml)和高浓度的C肽(100ng/ml)均可使eNOS的表达明显增强(P.01)。

Another method for determining primary structure is to employ Edrnan's , which reacts quantitatively with the free amino group of a peptide to yield the corresponding pheny lthiocarbamoyl peptide, leaving the rest of the peptide chain intact.

另一种可以决定初级结构的方法是用埃德曼降解法，它们能与肽键上的游离氨基定量反应，产生相应的苯氨基硫代甲酰肽，而其余的肽链保持不变。

Methods After the wide type NCI-H446 cells and the three kinds of NCI-H446 cells transfected by three kinds of IL-15 genes respectively （Cmp transfected by the IL-15 maturation peptide gene, Cp transfected by prototypic IL-15 gene, and Csp transfected by modified IL-15 gene whose signal peptide was replaced with the IL-2 signal peptide） were treated by mitomycin, the cells （named MCw, MCmp, MCp, and MCsp, respectively） were used as stimulator cells to stimulate PBMC from healthy volunteers.

野生型NCI-H446细胞和被3种IL-15基因分别转染的3种NCI-H446细胞（Cmp：被IL-15成熟肽基因转染；Cp：被原型IL-15基因转染；Csp：被信号肽换为IL-2信号肽的改型IL-15基因转染），用丝裂霉素处理后（分别名为MCw、MCmp、MCp和MCsp）作为刺激细胞刺激健康志愿者的PBMC。

rutaecarpine pharmacological effects and its related mechanism: rutaecarpine the heart positive inotropic, positive changes in the role and the heart protective effect, which with its promotion of calcitonin gene-related peptide release; rutaecarpine alkali have vasodilative and hypotensive effect, its mechanism mainly related to endothelial cells Ca2 +-NO-cGMP pathways and calcitonin gene-related peptide release; rutaecarpine to relax the anal sphincter, gastrointestinal motility inhibition of stress ulcer and ulcerative colitis have therapeutic effect; rutaecarpine on cerebral ischemia-reperfusion injury has a protective effect, which instead of increasing the concentration of calcitonin gene-related peptide-related; rutaecarpine inhibits platelet aggregation and arterial thrombosis; In addition, rutaecarpine Alkali also anti-inflammatory and analgesic, anti-tumor and other pharmacological effects.

综述了吴茱萸次碱的药理作用及其相关机制：吴茱萸次碱对心脏有正性肌力、正性变时作用和心脏保护作用，这与其促进降钙素基因相关肽释放有关；吴茱萸次碱有扩血管和降压作用，其机制主要涉及内皮细胞Ca2+-NO-cGMP途径和降钙素基因相关肽的释放；吴茱萸次碱能松弛肛门内括约肌，抑制胃肠运动，对应激性溃疡和溃疡性结肠炎也有治疗作用；吴茱萸次碱对脑缺血再灌注损伤有保护作用，这与其增加降钙素基因相关肽浓度有关；吴茱萸次碱能抑制血小板聚集和动脉血栓形成；此外，吴茱萸次碱还有抗炎镇痛、抗肿瘤等药理作用。

This study is design and preparation of active peptide analogues of mung bean trypsin inhibitor Lys fragment, Trichosanthes trypsin inhibitor I, carcinoembryonic antigen peptide and aspartame using solid and liquid phase peptide synthesis methods.

多肽及较小的寡肽，在激素调控、细胞免疫、信息传递等生命活动中日益显示重要的生物功能。

This study is design and preparation of active peptide analogues of mung bean trypsin inhibitor Lys fragment, Trichosanthes trypsin inhibitor I, carcinoembryonic antigen peptide and aspartame using solid and liquid phase peptide synthesis methods.

本论文研究活性多肽类似物的设计、制备和功能，分为四个部分，采用多肽固相和液相合成的方法，分别合成了活性多肽绿豆胰蛋白酶抑制剂 Lys片段长链16肽、天花粉胰蛋白酶抑制剂、癌胚抗原肽、甜味肽等一系列类似物，并测定了这些类似物的生物活性，有以下新的研究结果：1、furin酶抑制剂的设计、制备和功能；2、芳香氨基酸芳环之间的π-π共轭能部分补偿二硫键的作用；3、癌胚抗原肽Gly4被L-Pro替代可增加与HLA-A2分子的结合；4、肽键对甜味肽保持甜味是必须的。

Generally, small peptide includes depeptide and tripeptide. Small peptide feed, which contains a lot of small peptide, is produced with bad protein material by chemical or biological technique.

小肽一般是指二肽或三肽，小肽饲料就是通过化学或生物方法将本来不适合动物利用的蛋白原料分解，制成含有大量小肽的饲料产品。

The two-acre Dunbar Community Garden in Little Rock has served as a model for several years.

几年来，坐落于小石城，占地两英亩的邓巴社区菜园树立了一个标杆。

Jerry points to the jacket hanging in the bathroom. It's ruined, and unwearable What?

杰瑞指着洗手间里挂着的夹克，毁了，不能穿了）什么？