李延，男，1979年3月生，陕西延安人，教授、博士生导师。2008年7月在陕西师范大学获得理学博士学位，同年到西北大学从事教学科研工作。2014年8月至2015年8月在美国德克萨斯大学奥斯丁分校Allen J Bard研究组交流访问，目前主要从事电化学和电化学发光生物传感分析的研究工作。先后主持国家自然科学基金面上项目2项、国家自然科学青年基金项目1项、教育部博士点基金项目1项和陕西省自然科学基金项目3项，参与国家自然科学基金重大研究计划1项和面上项目1项。在Analytical Chemistry，Chemical Communications，Biosensor and Bioelectronics，Electrochemistry Communications，Sensors and Actuator B 等国际SCI源期刊上发表学术论文20余篇。2012年入选西北大学优秀青年学术骨干支持计划，同年被评为“陕西省青年科技新星”。先后获陕西省科学技术成果二等奖1项、陕西省高校科学技术成果一等奖2项和国家发明专利授权2项。
发表的主要论文
(1) Huiping Sun, Shangxian Ma, Yan Li*, Honglan Qi*, Electrogenerated chemiluminescence biosensing method for the detection of DNA demethylase activity: Combining MoS2 nanocomposite with DNA supersandwich, Sensors & Actuators: B. Chemical, 2017, 244, 885–890.
(2) Shangxian Ma, Huiping Sun, Yan Li*, Honglan Qi*, and Jianbin Zheng. Discrimination between 5-Hydroxymethylcytosine and 5-Methylcytosine in DNA via Selective Electrogenerated Chemiluminescence (ECL) Labeling, Analytical Chemistry, 2016, 88, 9934−9940.
(3) Huiping Sun, Shangxian Ma, Yan Li*, Honglan Qi*, Xiaohui Ning and Jianbin Zheng, Electrogenerated chemiluminescence biosensing method for the discrimination of DNA hydroxymethylation and assay of the β-glucosyltransferase activity, Biosensors and Bioelectronics, 2016, 79, 92–97.
(4) Xiaoe Luo, Yan Li*, Jianbin Zheng*, Honglan Qi, Zhenxing Liang and Xiaohui Ning, The determination of DNA methyltransferase activity by quenching of tris(2, 2’-bipyridine)ruthenium electrogenerated chemiluminescence with ferrocene, Chemical Communications, 2015, 51, 9487-9490.
(5) Y Li, H Deng, JE Dick, AJ Bard*, Analyzing benzene and cyclohexane emulsion droplet collisions on ultramicroelectrodes, Analytical Chemistry, 2015, 87(21), 11013–11021.
(6) Yan Li*, Zhao Yan, Jianbin Zheng, Honglan Qi, Label-free and amplified electrogenerated chemiluminescence biosensing method for the determination of DNA methyltransferase activity using signal reagent-assembled graphene oxide, Electrochimica Acta, 2014, 137, 454–461.
(7) Yan Li*, Xiaoe Luo, Zhao Yan, Jianbin Zheng*, Honglan Qi, A label-free supersandwich electrogenerated chemiluminescence method for the detection of DNA methylation and assay of the methyltransferase activity, Chemical Communications, 2013, 49(37), 3869-3871.
(8) Yan Li*, Cancan Huang, Jianbin Zheng*, Honglan Qi, Wei Cao, Yinmao Wei. Label-free electrogenerated chemiluminescence biosensing method for trace bleomycin detection based on a Ru(phen)32+–hairpin DNA composite film electrode, Biosensors and Bioelectronics, 2013, 44, 177-182.
(9) Yan Li*, Cancan Huang, Jianbin Zheng*, Honglan Qi, Electrogenerated chemiluminescence biosensing method for the detection of DNA methylation and assay of the methyltransferase activity, Biosensors and Bioelectronics, 2012, 38(1), 407-410.
(10) Yan Li*, Honglan Qi, Qiang Gao, Chengxiao Zhang*, Label-free and sensitive electrogenerated chemiluminescence aptasensor for the determination of lysozyme, Biosensors and Bioelectronics, 2011, 26(5), 2733–2736.