L-valine相关论文
Amino acids,the main components of proteins and enzymes,has been significantly increased for its extensive use,and serie......
为提高缬氨酸产量,以一株产L-valine的黄色短杆菌(Brevibacterium flavum) BFS为出发菌株,通过He-Ne激光诱变育种,分别设置不同的诱变......
Improvement of L-Valine Production at High Temperature in Brevibacterium flavum by Over-expressed il
Brevibacteriumflavum ATCC14067 was engineered for L-valine production by over-expression of the ilvEBNrC genes from ......
Synthesis, Characterization, Crystal Structure and Stability of a Ternary Cu(Ⅱ) complex with 1,10-Ph
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
Lanthanum(Ⅲ) sorption studies on poly[dibenzo-18-crown-6] and its separation from uranium(Ⅵ) and tho
The sorption study of La(Ⅲ) was carried out on poly[dibenzo-18-crown-6] and L-valine medium. The quantitative adsorptio......
Synthesis, Characterization, Crystal Structure and Stability of a Ternary Cu(Ⅱ) complex with 1,10-Ph
IntroductionIt is important to research the mixed-ligand copper complexes containing bioligands,such as amino acids, nuc......
以-异亮氨酸产生菌Ⅳ69为出发菌株,采用紫外线诱变处理,从以缬氨酸为唯一碳源,唯一氮源和唯一碳、氮源的培养基上挑取生长迅速的菌落,筛选......
L-缬氨酸在医药、食品及饲料领域中有着广泛的用途。L-缬氨酸合成途径的调节有很多特点:比如该途径与L-异亮氨酸合成途径有多步反应......
改进了缬氨酸含量的测定方法。探讨了茚三酮与缬氨酸完全反应的质量分数范围;将传统的静置洗脱更改为匀速摇床洗脱,使洗脱更完全;在此......
以L-缬氨酸生产菌谷氨酸棒杆菌XV0505为供试菌株,研究有机氮源对L-缬氨酸发酵的影响,确定了玉米浆代替豆饼水解液作为有机氮源的发......
以L-缬氨酸和香兰素为起始原料,设计并合成了3种L-缬氨酸席夫碱金属配合物C13H20Fe2+NO6、C13H20Cu2+NO6和C13H20Sn2+NO6,采用1H NMR......
保护的 tetrapeptide, N-o-Ns-N (我)-Val-N(Me)-Val-N(Me)-Val- N (我)-PheO~t Bu,从 L 缬氨酸和 L 本氨基丙酸被准备。Tert 丁基醋......
在替考拉丁的生物合成过程中,加入0.04%的L-精氨酸哐0.06%的L-缬氨酸可明显提高抗生素产量。其中,L-精氨酸能增加替考拉丁5个结构相关化合物的产量,而L-缬......
Lanthanum(Ⅲ) sorption studies on poly[dibenzo-18-crown-6] and its separation from uranium(Ⅵ) and tho
The sorption study of La(Ⅲ) was carried out on poly[dibenzo-18-crown-6] and L-valine medium. The quantitative adsorptio......
以黄色短杆菌TV10为出发菌株,经紫外线、硫酸二乙酯逐级诱变处理,在含磺胺胍(SG)、α-氨基丁酸(α-AB)、2-噻唑丙氨酸(2-TA)等氨基......
运用神经网络对L-缬氨酸发酵培养基组成进行建模,在神经网络模型的基础上采用遗传算法对培养基组成进行优化,得到最佳发酵培养基组......
目的:采用氨基酸分析仪同时测定肝氨散中L-缬氨酸、L-异亮氨酸和L亮氨酸三种氨基酸的含量.方法:采用氨基酸分析仪进行测定.结果:三......
通过原生质体融合技术选育出一株抗高糖的融合株。以黄色短杆菌(Brevibacterium flavum)NV128和黄色短杆菌(B.flavum)JV16(Leu-Ile-Met-......
以L-缬氨酸为起始原料,三乙胺为酰化剂,在液-液两相反应体系中通过混合酸酐法"一锅"合成了7个未见文献报道的缬氨酰胺类衍生物(5a~5g),......
以L-脯氨酸、L-丙氨酸和L-缬氨酸为原料,先用苄氧羰基保护L-脯氨酸的N端,再与C端保护的L-丙氨酸甲酯/L-缬氨酸甲酯缩合,得直链肽,再经Pd......
采用二析因设计的布列可特-博曼(Plackett-Burman)设计法对L-缬氨酸的发酵培养基的组成因素进行筛选,筛选出了3个对L-缬氨酸发酵影响......
在批式发酵优化条件基础上,通过对流加补料方式、补料速度等发酵过程的各种参数,包括产酸率、转化率、发酵周期等的影响进行了研究......
采用以黄色短杆菌TV10为出发菌株,经紫外线、硫酸二乙酯逐级诱变处理,在含磺胺胍(SG)、α-氨基丁酸(α-AB)、2-噻唑丙氨酸(2-TA)结构类似物平......
Synthesis, Characterization, Crystal Structure and Stability of a Ternary Cu(Ⅱ) complex with 1, 10-P
IntroductionIt is important to research the mixed-ligand copper complexes containing bioligands,such as amino acids, nuc......