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Enzyme immobilization has been accepted as an efficient technique for improving the stability and recyclability of enzym......

Gaps play a key role in forest ecosystem development and result from either natural processes or targeted forest managem......

[Objective] The aim was to study on effects of ＂straw returning and ir-re- turning＂ and ＂irrigation with ground water and w......

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......

目的 克隆唾液链球菌57.Ⅰ的尿素酶基因,并在不添加外源性镍离子的情况下表达出有活性的尿素酶,以期为进一步研究口腔细菌的尿素分......

[Objective] The aim was to study on effects of ＂straw returning and ir-re- turning＂ and ＂irrigation with ground water and w......

[目的]为酞酸酯类化合物污染土壤的生态毒理评价提供参考依据.[方法]采用室内模拟污染土壤,研究了邻苯二甲酸二(乙基-己基)酯(DEHP......

A new analytical method for the determination of urea-urease system based on biochemical reaction heat induced laser bea......

The glutaraldehyde cross-linked chitosan beads were prepared under microwave irradiation and urease was immobilized onto......

Urease was immobilized onto the glutaraldehyde cross-linked chitosan beads that were prepared under microwave irradiatio......

为研究酱香型白酒醇类活性成分(active alcohols,AAs)抑制幽门螺杆菌(Helicobacter pylori)损伤胃黏膜上皮(GES-1)细胞活性及潜在......