Anhui Normal University 2 articles published in JoVE Immunology and Infection Using Phylogenetic Analysis to Investigate Eukaryotic Gene Origin Dechun Zhang*1, Xianzhao Kan*2, Sarah Elizabeth Huss3, Lan Jiang2, Li-Qing Chen3, Yibing Hu4 1Key Laboratory of Three Gorges Regional Plant Genetics and Germplasm Enhancement (CTGU)/Biotechnology Research Center, China Three Gorges University, 2The Institute of Bioinformatics, College of Life Sciences, Anhui Normal University, 3Department of Plant Biology, University of Illinois at Urbana-Champaign, 4College of Resources & Environmental Sciences, Nanjing Agricultural University A method of constructing a phylogenetic tree based on sequence homology of SWEETs from eukaryotes and SemiSWEETs from prokaryotes is described. Phylogenetic analysis is a useful tool for explaining the evolutionary relatedness between homologous proteins or genes from different organism groups. Engineering The Modular Design and Production of an Intelligent Robot Based on a Closed-Loop Control Strategy Libo Zhang1, Junjie Zhu2, Hao Ren2, Dongdong Liu3, Dan Meng4, Yanjun Wu1, Tiejian Luo5 1Institute of Software, Chinese Academy of Sciences, 2Hunan University, 3Fuyang Normal University, 4Anhui Normal University, 5University of Chinese Academy of Sciences We present a protocol on modular design and production of intelligent robots to help scientific and technical workers design intelligent robots with special production tasks based on personal needs and individualized design.