Rong Xu is an Asst. Professor at the University of Missouri, USA and also a lecturer at the Medical Informatics Division, Case Western Reserve University, Cleveland, USA. He has many publications and one of the most important is Synthesis, Sigma Receptor Binding Studies, and in vivo Evaluation of Radioiodinated (Z)- and (E)-iodoallyl Analogs of SA4503 and A Semi-Supervised Pattern-Learning Approach to Extract Pharmacogenomics-Specific Drug-Gene Pairs from Biomedical Literature