6 条结果 关键词:人血浆 ×

Development of a reliable bioanalytical method based on prostate specific antigen trapping on the cavity of molecular imprinted polymer towards sensing of PSA using binding affinity of PSA-MIP receptor: A novel biosensor.

Journal of pharmaceutical and biomedical analysis 2020 Abbasy L, Mohammadzadeh A, Hasanzadeh M, Razmi N

本研究以导电聚甲苯胺蓝(poly(Toluidine Blue), PTB)作为人工识别受体,结合分子印迹技术与电化学方法,构建用于前列腺特异性抗原(PSA)检测的新型生物传感器。蛋白印迹 PTB 在预形成的戊二醛-半胱胺(GA-CysA)基质中于金电极表面电聚合,显著提高了分子印迹聚合物(MIP)在预修饰金电极表面的稳定性。通过循...

A novel bioassay for the monitoring of carcinoembryonic antigen in human biofluid using polymeric interface and immunosensing method.

Journal of molecular recognition : JMR 2020 Moradkhani M, Farshchi F, Hasanzadeh M, Mokhtarzadeh A

癌胚抗原(CEA)是一类细胞表面糖蛋白家族成员,其识别有助于监测患者生理状态、评估疾病严重程度并指导治疗。本文报道了一种新型夹心型电化学免疫传感器,基于半胱胺-戊二醛功能化金纳米粒子(AuNPs-CysA-GA)修饰玻璃碳电极(GCE),用于人血浆中CEA生物标志物的检测。AuNPs-CysA-GA界面提供较大比表面积,有利于CEA...

Binding of Leishmania spp with gold nanoparticles supported polyethylene glycol and its application for the sensitive detection of infectious photogenes in human plasma samples: A novel biosensor.

Journal of molecular recognition : JMR 2020 Mobed A, Mehri P, Hasanzadeh M, Mokhtarzadeh A

病原体快速、低成本检测对生物安全至关重要。内脏利什曼病(VL,黑热病)是利什曼原虫感染最严重类型,延误诊断和治疗可致死。尽管已有多种常规方法,仍需现代高灵敏检测系统。本研究制备了一种新型超灵敏 DNA 生物传感器,用于检测利什曼原虫(Leishmania spp)。首次通过电化学方法识别利什曼原虫基因组的特异性巯基化序列(5′-SH...

Coupled graphene oxide with hybrid metallic nanoparticles as potential electrochemical biosensors for precise detection of ascorbic acid within blood.

Analytica chimica acta 2020 Hashemi SA, Mousavi SM, Bahrani S, Ramakrishna S 等 6 人

抗坏血酸(AA)是维持机体正常功能的重要生物分子,其水平可作为评估氧化应激及相关疾病的生物标志物,因此需要高灵敏度、可重复的电化学生物传感器。本研究将充分剥离的氧化石墨烯(GO)与银(Ag)及Ag-Fe3O4混合金属纳米颗粒偶联,修饰玻璃碳电极(GCE),用于人血浆中AA的精确、实时和可重复检测,并构建可磁性回收的电化学生物传感器。...

Binding of pDNA with cDNA using hybridization strategy towards monitoring of Haemophilus influenza genome in human plasma samples.

International journal of biological macromolecules 2020 Saadati A, Hassanpour S, Hasanzadeh M, Shadjou N

流感嗜血杆菌可引起鼻窦炎、急性中耳炎、肺炎、支气管炎等呼吸道感染,也可导致蜂窝织炎、化脓性关节炎和脑膜炎等侵袭性感染,因此快速灵敏检测具有重要临床意义。本研究开发了一种基于 DNA 杂交的新型生物传感方法,用于监测人血浆中流感嗜血杆菌基因组。作者合成了 D-青霉胺功能化银纳米颗粒掺杂石墨烯量子点导电纳米墨水(Ag NPs-DPA-G...

A novel bioassay for the monitoring of hydrogen peroxide in human plasma samples based on binding of horseradish peroxidase-conjugated prostate specific antigen to poly (toluidine blue) as imprinted polymer receptor.

International journal of biological macromolecules 2020 Sardaremelli S, Razmi H, Hasanzadeh M, Shadjou N

本文设计并制备了一种低成本、高灵敏且高选择性的电化学分子印迹生物传感器,用于辣根过氧化物酶偶联前列腺特异性抗原(HRP-PSA)的识别与过氧化氢(H2O2)检测。该传感器基于甲苯胺蓝(TB)电聚合与自组装表面分子印迹技术。聚甲苯胺蓝 P(TB) 在玻碳电极(GCE)表面提供高比表面积,可高密度负载 HRP-PSA 抗体,并作为支撑材...