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inducer n.1.誘導者,勸誘者。2.【化學】誘導物。3.【機械工...

induct

Beside , effect of - carotene inducer ( ( 2 - diethylamino ) - ethyl - 4 - methylbenzyl - ether ) on the endogenous aba levels and drought tolerance of maize was studied . the experimental results showed that 0 . 1 % ( w / w ) inducer can lightly inhibit the aba biosynthesis of maize under normal conditions , while it can improve the aba levels obviously and the drought tolerance of maize under water stress 結果表明:濃度為0 . 1 ( w w )的2 ?二乙氨基乙基? 4 ?甲基苯基醚在正常條件下能夠抑制玉米葉片內源aba的水平,但在干旱脅迫條件下能夠顯著增強干旱脅迫的aba積累水平,提高玉米的抗旱性能。

Egg in diapause or not : logit ( p ) = - 41 . 832 + 1 . 422x1 ( sea - water temperature ) + 0 . 509x2 ( photoperiod ) ; female laying diapause eggs or not : logit ( p ) = - 89 . 001 + 6 . 611x ( photoperiod ) the former reflected the effect of environmental conditions on the amount of diapause eggs of this species in xiamen waters , and it is important to study the population dynamics of this species in this area ; while the latter reflected the effect of envi ronmental conditions on inducing the female of this species to lay diapause eggs , and it is important to research the diapause inducers of this species in this area and the physiological mechanism of diapause 卵是否滯育: logit ( p ) = - 41 . 832 + 1 . 422x _ 1 (海水溫度) + 0 . 509x _ 2 (日照時間) ;雌體是否產滯育卵: logit ( p ) = - 89 . 001 + 6 . 611x (日照時間) 。前者反映的是海區環境對整個廈門海區該種類滯育卵多寡的影響,對于研究本海區該種類的種群動力學有著重要意義;后者反映的是海區環境對該種類雌體產滯育卵的誘導作用,對于研究誘導該種類在本海區滯育的環境因子和生理機制具有重要意義。

The engineered strain ehd - yz26 / e . coli bl21 ( de3 ) was incubated at 30 for 10 hrs without adding any inducers . the results show that the target product is soluble and active , which account for about 20 % compared with the total proteins in cells , and the enzymatic activity reaches 13 u / ml that is about 13 folds compared with the activity of strain yz - 26 Colibl21 ( de3 )中30生長10hrs ,在不需添加任何誘導劑的情況下可獲得可溶性表達,目的蛋白的表達量約占總菌蛋白的20 ,其酶活力為13u ml ,約是原始菌株的d -海因酶表觀活性的13倍。

It is the optimal time for subjecting creatine to the medium when cultured to 12h and the concentration of creatine was 0 . 75 % . creatine , sarcosine and choline chloride could induce the creatinase production and creatine was the optimal inducer , but creatinine and urea could not induce the creatinase production . 3 purification of creatinase the process of creatinase purification was performed as follows : first the enzyme was completely precipitated in the range of 40 - 80 % of saturation with ammonia sulfate fraction precipitation 最佳氮源為玉米漿和蛋白胨,最佳比例為2 : 3 ,最佳濃度為1 . 6 ;加入其它碳源時有助于菌株穩定產酶; 100ml搖瓶的最佳裝液量為15ml ;肌酸、肌氨酸和氯化膽堿都能誘導菌株產酶,其中肌酸誘導產酶的效果最好,而肌酐和尿素不能誘導菌株產酶;誘導物肌酸的最適加入時間為接種培養12小時后,最適加入量為0 . 75 。

The paper begins with the discussion of the operating principle and function of the screw inducer , special element of the pump , and then gives the definition and relationship of the parameters and the curve function of the inducer as well , which is of great importance to data analyzing and pump - manufacturing 論文中首先分析了該泵的特殊部件? ?螺旋誘導輪的原理和作用,討論了葉輪參數的定義、參數之間的相互關系和葉片的曲線與曲面方程,這無論對葉輪中的數值分析還是葉輪的設計制造都是十分重要的。

In order to use the responding ability to the inducers of pr - la promoter , two fragments , ip1 ( 900 bp ) and ips ( 603 bp ) were cloned from tobacco genomic dna by polymerase chain reaction ( pcr ) with primers designed according to the sequence reported in genbank . sequence analysis of the amplified 900 bp fragment indicated that the cloned sequence had 99 % of homology to the known sequence . its transcription start site , tata box and consensus sequence “ tgac “ conserved in pr genes were identical to those of pr - la promoter 根據pr - 1a基因的報道序列,設計兩對引物,以煙草基因組為模板,通過pcr擴增得到900bp ( ipl )和603bp ( ips )兩個目標片段,序列測定表明克隆的啟動子與報道序列具有99的同源性,轉錄起始位點、 tatabox及保守序列tgac與報道序列均完全相同。

From the result of electrophoresis , it known that the different components of the enzyme system were expressed cooperatively . in order to study the essence of cellualase induction of different carbon sources , the extracellular , plasm - membrane - bound and intracellular cellulases were made to transform different soluble inducers , and the productions were analyzed by gc chromatogram . the results supported the assumption that cellobiose acted as the direct inducer or the metabolic analogue , b - gentiobiose from cellobiose acted as the true inducer through different metabolism ways in different strains 制備細胞膜外、細胞膜、細胞內纖維素酶,用定位于這三部位的纖維素酶分別轉化底物,然后進行氣相色譜定性分析,從而探討了不同碳源之間的誘導本質,結果認為不可溶的胞外纖維素以纖維二糖為橋梁,遵循不同的代謝途徑,直接或間接地誘導了兩株不同真菌纖維素酶的合成。

Abstract : directing against the problem on detection of chemical polluting gas , i . e , butyl acetate , without special - purpose inducer , the paper makes an introduction of a new method with which both the detecting and the warning of chemical polluting gas , i . e , butyl acetate can be realized by using no special - purpose inducer during bulb production 文摘:針對化學污染氣體醋酸丁酯的檢測尚無專用傳感器的問題,介紹了如何利用非專用傳感器實現燈泡生產中化學污染氣體醋酸丁酯的檢測與預警的新方法。

One of these pr genes , pr - la , responds not only to avirulent pathogen , but also to some chemicals , such as sa ( salicylic acid ) and bth ( benzothiadiazole ) etc . , and the responding ability to the inducers is controlled by its promoter 其中一個pr基因pr - 1a ,不僅受病原菌誘導,而且受一些化學劑如sa 、 bth等化學劑的誘導,其誘導應答由其啟動子控制,因此pr - 1a啟動子可以應用于植物化學誘導系統中。

The common inducing protocols , including specific inducers , five - step induction , stromal cell coculture and gene transfection , are not very effective , with the shortcomings of complicated manipulation and high costs 目前常用誘導方法包括使用特異性誘導劑、 “五步誘導法” ,還有尚有爭議的基質細胞共培養法,以及基因轉染與篩選,但有操作復雜、費用高、毒性大等缺點。

Differentiation of 3t3 - l1 preadipocytes into adipocytes is induced by a combination of inducers , including a glucocorticoid , an agent that elevates cellular camp , and a ligand of the insulin - like growth factor - 1 receptor 3t3 - l1前脂肪細胞是在三種誘導劑(一種糖皮質激素,一種能夠提升胞內camp水平的試劑和一種類胰島素生長因子受體的配體)的誘導下分化成為脂肪細胞。

Present research proved that it is reasonable to explore es cell committed induction pathway by transfecting special transcript factor , maker gene or relative cell differentiation factors combined with reporter gene and selecting method with inducer 1作載體,電轉方法對es細胞進行轉染,以18進行篩選。 2 . rt一pcr方法鑒定ibob基因的插人和表達。

Scientists have known for some time that a steroid breakdown product of progesterone is a powerful sleep inducer that , in higher doses , can have analgesic , anticonvulsant and even anesthetic properties 黃體激素分解后的產物中,有一種類固醇,是強有力的催眠劑,劑量高一點,就可以當作止痛劑、抗驚厥劑,甚至麻醉劑,這是科學家知道好一陣子的事。

Inserting the anther box into a given area of the chemical - inducible promoter resulted an anther - specific expression of gus upon the induction of chemical inducers , such as bth . 4 在克隆的化學誘導啟動子中適當位點插入花藥盒可以使誘導應答集中于花藥,從而使天然的化學誘導性啟動子變成人工花藥特異性啟動子。

The characteristic of plant systemic acquired resistance ( sar ) , commercial inducers and the application prospect of sar in crop disease control were talked in this article 摘要從系統獲得抗病性的特徵、商品化抗病誘導劑及獲得抗病性在未來農作物病害防治中的應用前景等方面對植物誘導抗病性進行了闡述。

Neural genesis and neural differentiation , happen entangling , are the two basic facts in neural development . a variety of inducers were used in the research of es cells induction 方法(一)以誘導es細胞分化模型的建立及鑒定1 .懸滴培養es細胞形成ebs ,之后用ra誘導細胞分化。

Based on the results , the research showed that the cytosintetidemycin at certain concentration could be used as an inducer of host resistance 這說明,嘧肽霉素可通過誘導植株防御酶系活性的提高而增強植株的抗病性,有可能作為植物誘抗劑來使用。

Retinoic acid ( ra ) , as a non - specific inducer , has been implied into the research on induction of es cells 維甲酸( retinoicacid , ra )作為一種非特異性的誘導劑被廣泛用于es細胞誘導研究中。

All forms of art are “ inducers of desire “ by articulating , determining and guiding our desire for meaning ?同型態的藝術是欲望的誘動者,它們規定、明?并導引?人對于意義的欲求。