Southwest University 2 articles published in JoVE Biology Microsurgical Obstruction of Testes Fusion in Spodoptera litura Xiaolin He*1, Qianqian Ma*1, Baozhu Jian1, Yucheng Liu1, Qiong Wu1, Meixin Chen1, Qili Feng1, Ping Zhao2, Lin Liu1 1South China Normal University-Shipai Campus: South China Normal University, 2Southwest University Aluminum foil was microsurgically inserted between the testes of Spodoptera litura to obstruct the fusion of testis. The procedure includes freezing, fixing, disinfection, incision, placing the barrier, suturing, postoperative feeding, and inspection. This approach provides a method to interfere with tissue formation. Neuroscience Stimulation Location Determination using a 3D Digitizer with High-Definition Transcranial Direct Current Stimulation Wanting Chen1, Rui Chen1, Qinghua He1,2,3,4,5 1Faculty of Psychology, Southwest University, 2Key Laboratory of Cognition and Personality, Ministry of Education, Southwest University, 3Southwest University Branch, Collaborative Innovation Center of Assessment toward Basic Education Quality, Beijing Normal University, 4Key Laboratory of Mental Health, Institute of Psychology, Chinese Academy of Sciences, 5Chongqing Collaborative Innovation Center for Brain Science Presented here is a protocol to achieve higher accuracy in determination of stimulation location combining a 3D digitizer with high-definition transcranial direct current stimulation.