Taipei Medical University 18 articles published in JoVE Medicine Left Anterior Descending Coronary Artery Ligation for Ischemia-Reperfusion Research: Model Improvement via Technical Modifications and Quality Control Hui-Chun Ku1, Ding-Kuo Chien2,3,4,5, Chuan-Lei Chao5,6, Shih-Yi Lee5,7 1Department of Life Science, Fu Jen Catholic University, 2Department of Medicine, MacKay Medical College, 3Department of Emergency Medicine, MacKay Memorial Hospital, 4Graduate Institute of Injury Prevention and Control, Taipei Medical University, 5MacKay Junior College of Medicine, Nursing, and Management, 6Division of Cardiology, Department of Internal Medicine, Taitung Mackay Memorial Hospital, 7Division of Pulmonary and Critical Care Medicine, Department of Internal Medicine, MacKay Memorial Hospital Herein, we present a protocol focusing on the quality control of the left anterior descending coronary artery ligation by technically modifying the traditional procedure in rats for acute myocardial ischemia-reperfusion research. Developmental Biology In vitro Neuromuscular Junction Induced from Human Induced Pluripotent Stem Cells Chuang-Yu Lin1, Michiko Yoshida1,2, Li-Tzu Li3, Megumu K. Saito1 1Department of Clinical Application, Center for iPS Cell Research and Application (CiRA), Kyoto University, 2Department of Pediatrics, Kyoto Prefectural University of Medicine, 3Graduate Institute of Clinical Medicine, Taipei Medical University Here we provide a protocol to generate in vitro NMJs from human induced pluripotent stem cells (iPSCs). This method can induce NMJs with mature morphology and function in 1 month in a single well. The resulting NMJs could potentially be used to model related diseases, to study pathological mechanisms or to screen drug compounds for therapy. Medicine Sleeve Gastrectomy in Mice using Surgical Clips Jih-Hua Wei1,2,3, Che-Hung Yeh4, Wei-Jei Lee5, Shing-Jong Lin3,6,7,8,9, Po-Hsun Huang3,6,7 1Cardiovascular Division, Internal Medicine Department, Min-Sheng General Hospital, 2Department of Nutrition and Health Sciences, School of Healthcare Management, Kai-Nan University, 3Institute of Clinical Medicine, National Yang-Ming University, 4Food Science and Biotechnology, College of Biotechnology and Bioresources, University of Da-Yeh, 5Department of Surgery, Min-Sheng General Hospital, 6Department of Critical Care Medicine, Taipei Veterans General Hospital, 7Division of Cardiology, Department of Internal Medicine, Taipei Veterans General Hospital, 8Division of Cardiology, Heart Center, Cheng-Hsin General Hospital, 9Taipei Medical University The prevalence of diabetes and obesity is continuously increasing worldwide. The mechanisms between diabetes, obesity and their associated mortality and co-morbidities need to be further investigated. Here, we present a protocol for sleeve gastrectomy (SG) in animals as an uncomplicated preclinical model of bariatric surgery. Medicine Intratracheal Instillation of Stem Cells in Term Neonatal Rats Chung-Ming Chen1,2, Yue-Jun Chen1, Zheng-Hao Huang1 1Department of Pediatrics, School of Medicine, College of Medicine, Taipei Medical University, 2Department of Pediatrics, Taipei Medical University Hospital Described is a protocol for performing intratracheal transplantation of mesenchymal stromal cells (MSCs) through intratracheal injection in term neonatal rats. This technique is a clinically viable option for delivery of stem cells and drugs into neonatal rat lungs to evaluate their efficacy. Medicine Synthesis, Characterization, and Application of Superparamagnetic Iron Oxide Nanoprobes for Extrapulmonary Tuberculosis Detection Chun-Nin Lee1, Li-Hsuan Chiu2,5, Chia-Lang Fang3, Shauh-Der Yeh4, Chun S. Zuo5, Shih-Ching Chen6, Li-Kuo Kuo7, Yun-Ming Wang8, Wen-Fu Thomas Lai2,5,9 1Department of Pulmonary and Critical Care Medicine, Taipei Medical University-Shuang Ho Hospital, 2Department of Research and Department of Dentistry, Taipei Medical University / Shuang-Ho Hospital, 3Department of Pathology, Taipei Medical University, 4Department of Urology, School of Medicine, College of Medicine, Taipei Medical University, 5McLean Imaging Center, McLean Hospital/Harvard Medical School, 6Department of Physical Medicine and Rehabilitation, School of Medicine, College of Medicine, Taipei Medical University, 7Department of Medicine, Mackay Medical College, 8Department of Biological Science and Technology, National Chiao Tung University, 9Graduate Institute of Clinical Medicine, Taipei Medical University To improve serological diagnostic tests for Mycobacterium tuberculosis antigens, we developed superparamagnetic iron oxide nanoprobes to detect extrapulmonary tuberculosis. Cancer Research Isolation and Expansion of Cytotoxic Cytokine-induced Killer T Cells for Cancer Treatment Chi-Hao Hsiao1,2,3, Ya-Hsu Chiu4, Shao-Chih Chiu4,5, Der-Yang Cho4,6,7, Liang-Ming Lee1,2, Yu-Ching Wen1,2, Jia-Jhe Li4, Ping-Hsiao Shih4 1Department of Urology, Wan Fang Hospital, 2Department of Urology, School of Medicine, College of Medicine, Taipei Medical University, 3Graduate Institute of Clinical Medicine, College of Medicine, Taipei Medical University, 4Translational Cell Therapy Center, Department of Medical Research, China Medical University Hospital, 5Graduate Institute of Biomedical Sciences, China Medical University, 6Graduate Institute of Immunology, China Medical University, 7Department of Neurosurgery, Neuropsychiatric Center, China Medical University Hospital Here, we present a protocol to perform the isolation and expansion of peripheral blood mononuclear cells-derived cytokine-induced CD3+CD56+ killer cells and illustrate their cytotoxicity effect against hematological and solid cancer cells by using an in vitro diagnosis flow cytometry system. Medicine Tracking Superparamagnetic Iron Oxide-labeled Mesenchymal Stem Cells using MRI after Intranasal Delivery in a Traumatic Brain Injury Murine Model Rami Ahmad Shahror1,2,3, Chung-Che Wu2,3,4,5, Yung-Hsiao Chiang1,2,3,4,5, Kai-Yun Chen1,2,3 1Ph.D. Program for Neural Regenerative Medicine, College of Medical Science and Technology, Taipei Medical University and National Health Research Institutes, 2Center for Neurotrauma and Neuroregeneration, Taipei Medical University, 3TMU Neuroscience Research Center, Taipei Medical University, 4Department of Neurosurgery, Taipei Medical University Hospital, 5Department of Surgery, School of Medicine, College of Medicine, Taipei Medical University Presented here is a protocol for non-invasive mesenchymal stem cell (MSC) delivery and tracking in a mouse model of traumatic brain injury. Superparamagnetic iron oxide nanoparticles are employed as a magnetic resonance imaging (MRI) probe for MSC labeling and non-invasive in vivo tracking following intranasal delivery using real-time MRI. Immunology and Infection Use of Viral Entry Assays and Molecular Docking Analysis for the Identification of Antiviral Candidates against Coxsackievirus A16 Jonathan Y. Wang1, Chien-Ju Lin2, Ching-Hsuan Liu3,4, Liang-Tzung Lin3,5 1Department of Molecular Biosciences, University of Texas at Austin, 2School of Pharmacy, College of Pharmacy, Kaohsiung Medical University, 3Graduate Institute of Medical Sciences, College of Medicine, Taipei Medical University, 4Department of Microbiology and Immunology, Dalhousie University, 5Department of Microbiology and Immunology, School of Medicine, College of Medicine, Taipei Medical University The goal of the protocol is to illustrate the different assays relating to viral entry that can be used to identify candidate viral entry inhibitors. Immunology and Infection A Murine Model of Dengue Virus-induced Acute Viral Encephalitis-like Disease Ting-Jing Shen1,2, Ming-Kai Jhan1,2, Jo-Chi Kao1,2, Min-Ru Ho1,2, Tsung-Ting Tsai1,2, Po-Chun Tseng1,2, Yung-Ting Wang1,2, Chiou-Feng Lin1,2,3 1Graduate Institute of Medical Sciences, College of Medicine, Taipei Medical University, 2Department of Microbiology and Immunology, School of Medicine, College of Medicine, Taipei Medical University, 3Center of Infectious Disease and Signaling Research, National Cheng Kung University Here, we present a protocol for creating an immunocompetent ICR (Institute of Cancer Research) murine model of central nervous system infection to display the development of neuropathy. Monitoring acute viral encephalitic disorders by identical disease scores could be performed for showing dengue virus-induced neuropathy in vivo. Medicine Protocol and Guidelines for Point-of-Care Lung Ultrasound in Diagnosing Neonatal Pulmonary Diseases Based on International Expert Consensus Jing Liu1,2, Roberto Copetti3, Erich Sorantin4, Jovan Lovrenski5, Javier Rodriguez-Fanjul6, Dalibor Kurepa7, Xing Feng8, Luigi Cattaross9, Huayan Zhang10,11, Misun Hwang12, Tsu F. Yeh13,14, Yisrael Lipener7, Abhay Lodha15, Jia-Qin Wang16, Hai-Ying Cao2,17, Cai-Bao Hu2,18, Guo-Rong Lyu19, Xin-Ru Qiu1,2, Li-Qun Jia20, Xiao-Man Wang20, Xiao-Ling Ren1,2, Jiu-Ye Guo1,2, Yue-Qiao Gao1,2, Jian-Jun Li1,2, Ying Liu1,2, Wei Fu1,2, Yan Wang21, Zu-Lin Lu1,2, Hua-Wei Wang8, Li-Li Shang22 1Department of Neonatology and NICU, Beijing Chaoyang District Maternal and Child Healthcare Hospital, 2The Neonatal Lung Ultrasound Training Base, Chinese College of Critical Ultrasound, 3Emergency Department, Cattinara University Hospital, 4Division of Pediatric Radiology, Department of Radiology, Medical University Graz, 5Faculty of Medicine, University of Novi Sad, Radiology Department, Institute for Children and Adolescents Health Care of Vojvodina, 6Pediatric Intensive Care Unit, Pediatric Service Hospital Joan XXIII Tarragona, University Rovira i Virgil, 7Department of Neonatology, Children's Hospital of Soochow University, 9Department of Neonatology, Udine University Hospital, 10Division of Neonatology, Children's Hospital of Philadelphia, 12Intensive Care Unit, Zhejiang Hospital, 19Collaborative Innovation Center for Maternal and Infant Health Service Application Technology, Quanzhou Medical College, 20Department of Neonatology and NICU, Tai'an City Central Hospital of Shandong Province, 22Department of Intensive Care Unit, The Second Affiliated Hospital of Heilongjiang University of Chinese Medicine Lung ultrasound is a noninvasive and valuable tool for bedside evaluation of neonatal lung diseases. However, a relative lack of reference standards, protocols and guidelines may limit its application. Here, we aim to develop a standardized neonatal lung ultrasound diagnostic protocol to be used in clinical decision-making. Medicine Two-vessel Occlusion Mouse Model of Cerebral Ischemia-reperfusion Cheng-Yu Chen*1,2,3,4,5, Ray-Jade Chen*6,7, Gilbert Aaron Lee5 1Research Center of Translational Imaging, College of Medicine, Taipei Medical University, 2Radiogenomic Research Center, Taipei Medical University Hospital, Taipei Medical University, 3Department of Radiology, School of Medicine, College of Medicine, Taipei Medical University, 4Department of Medical Imaging, Taipei Medical University Hospital, Taipei Medical University, 5Department of Medical Research, Taipei Medical University Hospital, Taipei Medical University, 6Department of Surgery, School of Medicine, College of Medicine, Taipei Medical University, 7Division of General Surgery, Department of Surgery, Taipei Medical University Hospital A mouse model of cerebral ischemia-reperfusion is established to investigate the pathophysiology of stroke. We distally ligate the right middle cerebral artery and right common carotid artery and restore blood flow after 10 or 40 min of ischemia. Medicine Treatment of Liver Metastases Using an Internal Target Volume Method for Stereotactic Body Radiotherapy Wei-Jun Wang1,2, Jeng-Fong Chiou1,2,3, Yaoru Huang1,2,4 1Department of Radiation Oncology, Taipei Medical University Hospital, 2Department of Radiology, School of Medicine, College of Medicine, Taipei Medical University, 3Taipei Cancer Center, Taipei Medical University, 4Graduate Institute of Biomedical Materials & Tissue Engineering, College of Biomedical Engineering, Taipei Medical University Stereotactic body radiotherapy (SBRT) requires rigorous accuracy and precision for delivering high radiation doses per fraction to small treatment volumes to improve tumor control and simultaneously reduce toxicity. Herein, we present a noninvasive and clinically convenient respiratory motion management protocol for SBRT for liver metastases. Bioengineering Isolation of Mesenchymal Stem Cells from Human Alveolar Periosteum and Effects of Vitamin D on Osteogenic Activity of Periosteum-derived Cells Yen-Li Wang1,2, Adrienne Hong3, Tzung-Hai Yen1,4,5,6, Hsiang-Hsi Hong1,7,8 1Chang Gung University, 2Department of Periodontics, Chang Gung Memorial Hospital, 3California Northstate University College of Medicine, 4Department of Nephrology, Clinical Poison Center, Chang Gung Memorial Hospital, 5Kidney Research Center, Chang Gung Memorial Hospital, 6Center for Tissue Engineering, Chang Gung Memorial Hospital, 7Department of Periodontics, Chang Gung Memorial Hospital, 8College of Oral Medicine, Taipei Medical University We present a protocol to investigate the mRNA expression biomarkers of periosteum-derived cells (PDCs) induced by vitamin C (vitamin C) and 1,25-dihydroxy vitamin D [1,25-(OH)2D3]. In addition, we evaluate the ability of PDCs to differentiate into osteocytes, chondrocytes, and adipocytes. Biology In Vitro SUMOylation Assay to Study SUMO E3 Ligase Activity Wan-Shan Yang1, Mel Campbell2, Hsing-Jien Kung2,3,4,5, Pei-Ching Chang1,6 1Institute of Microbiology and Immunology, National Yang-Ming University, 2UC Davis Cancer Center, University of California, Davis, 3Department of Biochemistry and Molecular Medicine, University of California, Davis, 4Institute for Translational Medicine, College of Medical Science and Technology, Taipei Medical University, 5Division of Molecular and Genomic Medicine, National Health Research Institutes, 6Center for Infectious Disease and Cancer Research, Kaohsiung Medical University Unlike ubiquitin ligases, few E3 SUMO ligases have been identified. This modified in vitro SUMOylation protocol is able to identify novel SUMO E3 ligases by an in vitro reconstitution assay. Medicine Studying the Hypothalamic Insulin Signal to Peripheral Glucose Intolerance with a Continuous Drug Infusion System into the Mouse Brain Reni Ajoy1,2, Szu-Yi Chou1,2,3 1The Ph.D. Program for Neural Regenerative Medicine, College of Medical Science and Technology, Taipei Medical University and National Health Research, 2Graduate Institute of Neural Regenerative Medicine, College of Medical Science and Technology, Taipei Medical University, 3TMU research center for Neurotrauma and Neuroregeneration, College of Medical Science and Technology, Taipei Medical University This protocol studies the role of chemokine (C-C motif) ligand 5 (CCL5) in the hypothalamus by delivering an antagonist, MetCCL5, into the mouse brain using a micro-osmotic pump brain infusion system. This transient inhibition of CCL5 activity interrupted hypothalamic insulin signaling, leading to glucose intolerance and peripheral systemic insulin sensitivity. Neuroscience Live Images of GLUT4 Protein Trafficking in Mouse Primary Hypothalamic Neurons Using Deconvolution Microscopy Chun Austin Changou1,2,3, Reni Ajoy4,5, Szu-Yi Chou4,5,6 1The Ph.D. Program for Cancer Biology and Drug Discovery, College of Medical Science and Technology, Taipei Medical University, 2Integrated Laboratory, Center of Translational Medicine, Taipei Medical University, 3Core Facility, Taipei Medical University, 4The Ph.D. Program for Neural Regenerative Medicine, College of Medical Science and Technology, Taipei Medical University, 5Graduate Institute of Neural Regenerative Medicine, College of Medical Science and Technology, Taipei Medical University, 6TMU research center for Neurotrauma and Neuroregeneration, College of Medical Science and Technology, Taipei Medical University This protocol describes a technique for observation of real-time Green Fluorescence Protein (GFP) tagged Glucose Transporter 4 (GLUT4) protein trafficking upon insulin stimulation and characterization of the biological role of CCR5 in the insulin–GLUT4 signaling pathway with Deconvolution Microscopy. Behavior Conscious and Non-conscious Representations of Emotional Faces in Asperger's Syndrome Vincent S. C. Chien1,2, Arthur C. Tsai1, Han Hsuan Yang3, Yi-Li Tseng4, Alexander N. Savostyanov5,6, Michelle Liou1,7 1Institute of Statistical Science, Academia Sinica, 2Max Planck Institute for Human Cognitive and Brain Sciences, 3Department of Psychology, Fo Guang University, 4Department of Electrical Engineering, Fu Jen Catholic University, 5State Research Institute of Physiology and Basic Medicine, 6Novosibirsk State University, 7Imaging Research Center, Taipei Medical University An EEG experimental protocol is designed to clarify the interplay between conscious and non-conscious representations of emotional faces in patients with Asperger's syndrome. The technique suggests that patients with Asperger's syndrome have deficits in non-conscious representation of emotional faces, but have comparable performance in conscious representation with healthy controls. Immunology and Infection Early Viral Entry Assays for the Identification and Evaluation of Antiviral Compounds Chen-Jei Tai1,2, Chia-Lin Li3, Cheng-Jeng Tai4,5, Chien-Kai Wang2,4, Liang-Tzung Lin3,6 1Department of Chinese Medicine, Taipei Medical University Hospital, 2Department of Obstetrics and Gynecology, School of Medicine, College of Medicine, Taipei Medical University, 3Department of Microbiology and Immunology, School of Medicine, College of Medicine, Taipei Medical University, 4Division of Hematology and Oncology, Department of Internal Medicine, Taipei Medical University Hospital, 5Department of Internal Medicine, School of Medicine, College of Medicine, Taipei Medical University, 6Graduate Institute of Medical Sciences, College of Medicine, Taipei Medical University Here, we present a protocol that examines specific steps of the viral entry to identify and evaluate novel antiviral agents.