Toosendanin (〓, FW 574, TSN), a triterpenoid derivative, is an active ingredient extracted from the bark of Melia toosendan Seib et Zucc which is used in Chinese traditional medicine as an anthelmintic vermifuge against ascarids. It was demonstrated to be a selective presynaptic blocker in neuromuscular junction and central synapses.

從驅(qū)蛔中藥楝屬植物根皮中提取的三萜化合物川楝素（toosendanin国产精品黄色网，〓国产一级自拍视频，F(xiàn)W 574黄色一级视频网址，TSN）黄色大片免费看视频，是一種選擇性影響神經(jīng)遞質(zhì)釋放，阻遏神經(jīng)肌肉和中樞突觸傳遞东北老处女人69xxxx。美女黄色性插入视频。黄色视频欧美在线观看。

The tests show that said antihuman VEGF ScFv is small in molecular weight, possesses strong power for penetrating tumor ittue, its immunogenicity is low, so that it possesses the tumor-resisting function.

最終獲得ScFv的高效表達(dá)，經(jīng)測定證實抗人VEGF ScFv分子量小杏花三月天在线观看免费、對腫瘤組織穿透力強(qiáng)裸体美女被操黄色网站，免疫原性低，能阻遏腫瘤血管生成的抗腫瘤作用在线毛片视频不卡。

In the mixed system of culture media, because of the effect of catabolite repression and synergistic mechanism between products, the degradation of succinonitrile is promoted while the degradation of alkanes is inhibited.

在培養(yǎng)基混合體系中免费A级视频在线，由于分解阻遏效應(yīng)和降解產(chǎn)物的協(xié)同效應(yīng)，有利于丁二腈的降解而對烷烴降解不利欧美99操逼。

A conclusion can be drawn that tryptopanase expressed only by constructed plasmid during "catabolite repression".

在葡萄糖存在的條件下由于分解代謝產(chǎn)物阻遏黄色网站在线观看无码，基因組上的色氨酸酶基因不表達(dá)，加入IPTG只表達(dá)質(zhì)粒上的基因欧美大屌强奸视频，如果在合適條件下測得色氨酸酶活性欧美性爱观看视频，則可以證明質(zhì)粒上的基因能表達(dá)出有活性的色氨酸酶。

The second part in this paper, an integrated model includes catabolite repression, inducer exclusion, lactose hydrolysis to glucose and galactose, and synthesis and degradation of allolactose.

論文第二部分主要是建立了一個比較完整的乳糖操縱子模型狂操欧美美女高清动态视频，包含代謝物阻遏亚洲加勒比无码一区二区、誘導(dǎo)物外排中文字字幕人妻中文、乳糖水解為葡萄糖和半乳糖XNXX视频、別乳糖的合成和降解免费无码黄视瓶，以及細(xì)胞的生長。

Bacteria often sequentially utilize coexisting carbohydrates in environment and firstly select the one easiest to metabolization. This phenomenon is known as Carbon catabolite repression.

細(xì)菌在多種碳源共存的環(huán)境中優(yōu)先利用一種的現(xiàn)象被稱為分解代謝產(chǎn)物阻遏效應(yīng)亚洲速播18禁久久久久久。

Hence, the exponential feeding mode of nutrients was carried out to control the catabolite repression by limiting the specific cell growth rate.

指數(shù)流加結(jié)果顯示，通過限制細(xì)胞的比生長速率国产在线专区，可將阻遏作用控制在較低水平黄色网站线在线观看入口，酶產(chǎn)量得到了大幅度提高，是分批發(fā)酵酶產(chǎn)量的7.9倍亚洲三级片国产AV，達(dá)到2565U/mL免费看Av黄片。

The detection of metabolic intermediates of glycolysis in cell demonstrated that the concentration of FDP and ATP increased abnormally when LM was added. So, the LM had an important part in the carbon catabolite repression of γ-CGTase fermentation.

對細(xì)胞內(nèi)的糖酵解中間產(chǎn)物進(jìn)行檢測后發(fā)現(xiàn)，1美女的私密秘网站，6-二磷酸果糖和ATP的含量在添加直鏈麥芽低聚糖后異常增加国产在线观看美乳AV，所以直鏈麥芽低聚糖在B.macorous WSH02-06合成γ-CGT酶的過程中對產(chǎn)酶起到分解代謝阻遏效應(yīng)。

Trichoderma reesei;cbh1 promoter;carbon catabolite derepression;targeted deletion;multiple-copy strategy

cbh1啟動子97久久久久人妻碰碰碰碰，碳分解代謝產(chǎn)物解阻遏95视频在线免费观看，定點缺失，多拷貝策略

With eserine, although depolarization occurs, the block develops.

但是在一定條件下找个av网站，陽極電流對於這些傳導(dǎo)阻遏都有解除作用国产原创自拍视频在线观看网。