查询词典 extract and purify

Objective To clone the BP26 gene of B. abortus, highly express in K. coli and purify the expressed product. Methods Extract the genomic DNA of B.

目的 克隆布鲁氏菌BP26基因，并在大肠杆菌中高效表达及纯化BP26蛋白。

Objective: To extract and purify ricin from castor beans and to evaluate its anti-cancer activity.

目的：研究蓖麻毒素的提取方法和对肿瘤细胞的杀伤作用。

Methods Silica gel column chromatography and PTLC were used to separate and purify the compounds from the petroleum ether soluble fraction of ethanol extract.

方法用硅胶柱色谱和制备薄层等方法从乙醇提取物的石油醚萃取部位分离化合物，通过波谱方法鉴定其结构。

Has established the Avey rhzomorph through the field test remains the analysis method in the sea cabbage and the soil, and remained to it in the sea cabbage and the soil has carried on the determination, the sample with the methyl cyanide extraction, after extracting the revolving concentration nearly did, with the few methyl cyanides dissolves, passed through PRS the solid phase extract column to purify again, eluent air-dried after the nitrogen with the nitrogen methyl imidazole and the trifluoroacetic acid bitter wine grows, the derivative with the highly effective liquid chromatography analysis, used the external standard legal quantity.

通过田间试验建立了阿维菌素在甘蓝及土壤中的残留分析方法，并对其在甘蓝和土壤中的残留进行了测定，样品用乙腈提取，提取液旋转浓缩近干后用少量乙腈溶解，再经PRS固相萃取柱净化，洗脱液经氮气吹干后用氮甲基咪唑和三氟乙酸酐衍生，衍生物用高效液相色谱分析，采用外标法定量。

ObjectiveTo separate and purify the chromone glycoside from the extract of Yupingfeng with macroporous resin absorption.

玉屏风复方是中医用于扶正的经典名方，由黄芪、白术、防风3味药材组成，升麻苷和5-O-甲基维斯阿米醇苷等色原酮苷是玉屏风主要活性成分之一［1］。

ObjectiveTo separate and purify the chromone glycoside from the extract of Yupingfeng with macroporous resin absorption.

目的大孔树脂吸附分离纯化玉屏风复方提取物中色原酮苷成分。

In the humus, the humin fraction is hardly to extract and purify, this limiting the study of its nature and structure.

其中胡敏素的提取和纯化很困难，从而限制了对其性质和结构的研究。

Objective To extract and purify active polypeptides from the pilose antlers treated by various procedures and study their immunological function.

目的 提取并分离纯化不同加工方法处理的梅花鹿鹿茸活性多肽，并对其免疫功效进行初步研究。

The unit of IPL Purify in IPL circulation system was calculated and analyse . Feed temperature is consequential to effect of extract and vapor flux of reboil is marked to the stripper.

对无机循环系统的无机工艺液净化单元进行了工艺参数分析，定量的分析了进料温度和进料量对萃取塔萃取效果的影响，以及再沸器蒸汽流量对汽提塔分离效果的影响。

In the present-day chaotic and colorful social life, artists should cultivate their moral character and not to be swayed by the exaggerative trends and puzzled by the superficial phenomena, but to get a clear understanding of the social nature and catch sight of human relations and the essential aspects of human nature to explore, extract and convey with poeticized language the poetic flavor so as to purify and promote the emotion and feeling of the people.

在当今纷乱的、五颜六色的社会生活中，艺术家要修炼自身，不为虚夸潮流所动，不为表面现象所惑，要认清社会本质，看到人际关系和人性中的主流，发掘和提炼诗意，用诗化的语言加以表达，以净化和提高人们的思想和感情。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。