查询词典 fermentation gum

Xanthan gum ; fermentation ; mean molecular weight ; pyruvate ; rheological properties

黄原胶；发酵；分子质量；丙酮酸；流变特性

The results of xanthan gum fermentation showed that ALLR was more suitable for high viscous culture than the conventional mechanical stirred fermentor.

黄原胶发酵实验表明，新型气升环流反应器比&通用式&机械搅拌罐更适合于高粘度培养物的发酵

A new airlift loop reactor was designed with the typical high viscous character of Xanthan gum fermentation, and the relationships between hydromechnical model and operating conditions were tested, the principle that the reactor's high shearing zone enhances mass transfer by making use of shear-thinning peculiarity of Xanthan broth was analyzed.

针对典型高粘性流体黄原胶的发酵特点，设计了一种新型气升环流反应器，对反应器中液相流型与操作条件之间的关系进行了实验考察，分析了反应器中高剪切区利用流体剪切变稀特性强化传质的原理。

Xanthan gum ; fermentation ; pyruvate acid

黄原胶；发酵；丙酮酸

Xanthomonas campestris 1.1781 was used as production strain to study the optimization of fermentation conditios of xanthan gum in shaking flaves.

以野油菜黄单胞菌1.1781为生产菌株，进行了摇瓶条件下黄原胶发酵条件的优化研究，得到耐热性黄原胶形成的最佳条件为：蔗糖50.0g/L，蛋白胨5.0g/L，K2HPO4·3H2O4.0g/L，MgSO·47H2O0.2g/L，柠檬酸2.0g/L，碳酸钙3g/L，pH为7.0。

Xanthan gum, fermentation, purification

黄原胶，发酵，提纯

Based on the results of investigation on fermentation properties of citric acid, xanthem gum and Bt in ALRs enhanced by means of K, H and X-type static mixing elements, large-scale fermenters with the several static mixing elements have been designed.

在实验室分别对K型和H型环流反应器进行了强化柠檬酸发酵和黄原胶发酵研究和对R型和X型及O型环流反应器进行了对比Bt发酵研究的基础上，已分别设计出工业规模的高效气升式环流生物反应器。

Xanthan Gum, which is mainly made from starch, is a high molecular weight polysaccharide produced through fermentation with Xanthomonas Camperstris under the conditions of special nutrient medium, pH, O2-supply and temperature, then purified,dried and milled into white-like or light-yellow free-flowing powder.

黄原胶是一种生物合成胶，呈类白或淡黄色粉末状，是以淀粉为主要原料，由微生物黄单孢杆菌在特定的培养基、 PH 值、通氧量及温度条件下经纯种发酵，再经提炼、干燥、研磨而制成的高分子多糖聚合物。

With problems, such as poor dissolved-oxygen caused by the high viscosity of xanthan gum in mind, the present research directions and hotspots of fermentation techniques and reactors are discussed.

结合有关黄原胶的研究报道，针对黄原胶黏度大影响溶氧等问题，从黄原胶的发酵工艺、反应器等方面讨论了目前的研究方向和热点。

Objective To investigate the effects of interleukin-1 β converting enzyme gene on the biologic characteristics of ovarian cancer cells.

目的 探讨白细胞介素-1 β转换酶的表达，对卵巢癌细胞生物学特性的影响。

Campylobacter: This illness is the most commonly identified cause of diarrheal illness in the world.

弯曲：这种病是最常见的原因查明腹泻病，在世界上。