Simple spectrophotometric assay for measuring catalase activity in biological tissues [0.03%]
测定生物组织中 каталаз 活性的简单分光光度法
Mahmoud Hussein Hadwan
Mahmoud Hussein Hadwan
Background: The details of a precise, accurate, and sensitive spectrophotometric method for measuring catalase activity are presented here. The assay was established for biological samples and depends on the rapid formati...
Establishment of a detection assay for DNA endonuclease activity and its application in the screening and prognosis of malignant lymphoma [0.03%]
DNA内切酶活性检测试验的建立及其在恶性淋巴瘤筛查和预后中的应用研究
Renquan Lu,Yingchao Wang,Xiaofeng Xu et al.
Renquan Lu et al.
Background: Endonucleases play critical roles in maintaining genomic stability and regulating cell growth. The purpose of this study was to evaluate detection of endonuclease activity as an indicator in the early diagnosi...
Isolation of quercetin and mandelic acid from Aesculus indica fruit and their biological activities [0.03%]
印度七叶树果中芦丁和扁桃酸的提取及其生物活性研究
Muhammad Zahoor,Sadaf Shafiq,Habib Ullah et al.
Muhammad Zahoor et al.
Background: In this study Aesculus indica fruit was subjected to isolation of phytochemicals. Two antioxidants quercetin and Mandelic acid were isolated in pure state. The free radical scavenging and acetyl choline estera...
Purification and characterization of α-amylase from Trichoderma pseudokoningii [0.03%]
绿色木霉α-淀粉酶的纯化与性质研究
Wesam H Abdulaal
Wesam H Abdulaal
Background: Previous studies have demonstrated that members of Trichoderma are able to generate appreciable amount of extracellular amylase and glucoamylase on soluble potato starch. In this study the α-amylase was purif...
Identification and characterization of smallest pore-forming protein in the cell wall of pathogenic Corynebacterium urealyticum DSM 7109 [0.03%]
鉴定并表征了病原棒状杆菌DSM 7109细胞壁中最小的孔蛋白
Narges Abdali,Farhan Younas,Samaneh Mafakheri et al.
Narges Abdali et al.
Background: Corynebacterium urealyticum, a pathogenic, multidrug resistant member of the mycolata, is known as causative agent of urinary tract infections although it is a bacterium of the skin flora. This pathogenic bact...
Characterization of association of human mitochondrial lysyl-tRNA synthetase with HIV-1 Pol and tRNA3Lys [0.03%]
人线粒体赖氨酰-tRNA合成酶与HIV-1多蛋白和tRNA3Lys相互作用的特征分析
Fawzi Khoder-Agha,José M Dias,Martine Comisso et al.
Fawzi Khoder-Agha et al.
Background: An important step in human immunodeficiency virus type 1 (HIV-1) replication is the packaging of tRNA3Lys from the host cell, which plays the role of primer RNA in the process of initiation of reverse transcri...
Feruloyl esterase immobilization in mesoporous silica particles and characterization in hydrolysis and transesterification [0.03%]
丁香酸单酰酯酶固定化及在水解和转酯反应中的特性研究
Cyrielle Bonzom,Laura Schild,Hanna Gustafsson et al.
Cyrielle Bonzom et al.
Background: Enzymes display high reactivity and selectivity under natural conditions, but may suffer from decreased efficiency in industrial applications. A strategy to address this limitation is to immobilize the enzyme....
Characterization of sulfhydryl oxidase from Aspergillus tubingensis [0.03%]
来自Aspergillus tubingensis的半胱氨酸氧化酶的特性分析
Outi Nivala,Greta Faccio,Mikko Arvas et al.
Outi Nivala et al.
Background: Despite of the presence of sulfhydryl oxidases (SOXs) in the secretomes of industrially relevant organisms and their many potential applications, only few of these enzymes have been biochemically characterized...
Glycyl-alanyl-histidine protects PC12 cells against hydrogen peroxide toxicity [0.03%]
甘氨酰-丙氨酰-组氨酸可保护神经元细胞免受过氧化氢毒性损伤
Hideki Shimura,Ryota Tanaka,Yoshiaki Shimada et al.
Hideki Shimura et al.
Background: Peptides with cytoprotective functions, including antioxidants and anti-infectives, could be useful therapeutics. Carnosine, β-alanine-histidine, is a dipeptide with anti-oxidant properties. Tripeptides of Al...
Antiproliferative factor (APF) binds specifically to sites within the cytoskeleton-associated protein 4 (CKAP4) extracellular domain [0.03%]
抗增殖因子(APF)特异性结合细胞骨架相关蛋白4(CKAP4)胞外区的特定位点
Burzin Chavda,Jun Ling,Thomas Majernick et al.
Burzin Chavda et al.
Background: Antiproliferative factor (APF) is a sialoglycopeptide elevated in the urine of patients with interstitial cystitis-a chronic, painful bladder disease. APF inhibits the proliferation of normal bladder epithelia...