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Edith Cowan University

18 ARTICLES PUBLISHED IN JoVE

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Biology

Drosophila Pupal Abdomen Immunohistochemistry
Wei Wang 1, John H. Yoder 1
1Department of Biological Sciences, University of Alabama

Antibody staining of the Drosophila pupae can enhance genetic analyses of adult abdominal developmental genetics. We present our protocol for dissection, fixation and antibody staining of staged Drosophila pupal abdomen.

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Biology

Regular Care and Maintenance of a Zebrafish (Danio rerio) Laboratory: An Introduction
Avdesh Avdesh *1,2, Mengqi Chen *1,3, Mathew T. Martin-Iverson 1,2,4, Alinda Mondal 1,3, Daniel Ong 1, Stephanie Rainey-Smith 1,3, Kevin Taddei 1,3, Michael Lardelli 5, David M. Groth 6, Giuseppe Verdile 1,3, Ralph N. Martins 1,2,3,7
1Centre of Excellence for Alzheimer's Disease Research and Care, School of Medical sciences, Edith Cowan University, 2Centre for Clinical Research in Neuropsychiatry, Graylands Hospital, University of Western Australia, 3McCusker Alzheimer's Research foundation, 4School of Medicine and Pharmacology, University of Western Australia , 5Department of Molecular and Biomedical Sciences, University of Adelaide, 6School of Biomedical Sciences, Curtin University of Technology, 7School of Psychiatry and Clinical Neurosciences, University of Western Australia

This protocol outlines regular maintenance and care to maintain optimal conditions for zebrafish husbandry. The video illustrates the protocol for system maintenance, regular housing, feeding, breeding, and raising of zebrafish larvae.

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Medicine

Imaging Glioma Initiation In Vivo Through a Polished and Reinforced Thin-skull Cranial Window
Lifeng Zhang *1, Andree Lapierre *1, Brittany Roy 1, Maili Lim 1, Jennifer Zhu 1, Wei Wang 1, Stephen B. Sampson 1, Kyuson Yun 1, Bonnie Lyons 1, Yun Li 1, Da-Ting Lin 1
1The Jackson Laboratory

By combining a polished and reinforced thin-skull (PoRTS) cranial window and glioblastoma (GBM) cell injection, we can observe glioma initiation and growth from injected GBM cells in the brain of a live mouse longitudinally.

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Neuroscience

Imaging pHluorin-tagged Receptor Insertion to the Plasma Membrane in Primary Cultured Mouse Neurons
Yun Li 1, Brittany D. Roy 1, Wei Wang 1, Lifeng Zhang 1, Stephen B. Sampson 1, Da-Ting Lin 1
1The Jackson Laboratory

By tagging the extracellular domains of membrane receptors with superecliptic pHluorin, and by imaging these fusion receptors in cultured mouse neurons, we can directly visualize individual vesicular insertion events of the receptors to the plasma membrane. This technique will be instrumental in elucidating the molecular mechanisms governing receptor insertion to the plasma membrane.

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Chemistry

Facile and Efficient Preparation of Tri-component Fluorescent Glycopolymers via RAFT-controlled Polymerization
Wei Wang 1, John M. Lester 1, Anthony E. Amorosa 2, Deborah L. Chance 3, Valeri V. Mossine 1, Thomas P. Mawhinney 1,4
1Department of Biochemistry, University of Missouri, 2Department of Biological Sciences, University of Missouri, 3Department of Molecular Microbiology & Immunology, University of Missouri, 4Department of Child Health, University of Missouri

An efficient, three-step synthesis of RAFT-based fluorescent glycopolymers, consisting of glycomonomer preparation, copolymerization, and post-modification, is demonstrated. This protocol can be used to prepare RAFT-based statistical glycopolymers with desired structures.

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Biology

The Murine Choline-Deficient, Ethionine-Supplemented (CDE) Diet Model of Chronic Liver Injury
Jully Gogoi-Tiwari 1, Julia Köhn-Gaone 1, Corey Giles 2, Dirk Schmidt-Arras 3, Francis D. Gratte 1,4, Caryn L. Elsegood 1, Geoffrey W. McCaughan 5,6,7, Grant A. Ramm 8,9, John K. Olynyk 10,11, Janina E.E. Tirnitz-Parker 1,12
1School of Biomedical Sciences & Curtin Health Innovation Research Institute, Curtin University, 2School of Public Health & Curtin Health Innovation Research Institute, Curtin University, 3Institute of Biochemistry, Christian-Albrechts-University, 4School of Veterinary and Life Sciences, Murdoch University, 5Centenary Institute of Cancer Medicine and Cell Biology, The University of Sydney, 6Royal Prince Alfred Hospital, 7A.W. Morrow Gastroenterology and Liver Centre, 8QIMR Berghofer Medical Research Institute, 9Faculty of Medicine and Biomedical Sciences, The University of Queensland, 10Fiona Stanley and Fremantle Hospitals, 11School of Medical and Health Sciences, Edith Cowan University, 12School of Medicine and Pharmacology, University of Western Australia

Here we describe a common method to induce chronic liver injury in mice by feeding of a choline-deficient and ethionine-supplemented (CDE) diet. We demonstrate health monitoring, liver perfusion, isolation, and preservation. A time course of six weeks can inform about liver injury, pathohistology, fibrosis, inflammatory, and liver progenitor cell responses.

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Engineering

Determination of the Excitation and Coupling Rates Between Light Emitters and Surface Plasmon Polaritons
Zhaolong Cao 1,2, Min Lin 2, Daniel Ong 2
1State Key Laboratory of Optoelectronic Materials and Technologies and Guangdong Province Key Laboratory of Display Material and Technology, School of Physics and Engineering, Sun Yat-sen University, 2Department of Physics, The Chinese University of Hong Kong

This protocol describes the instrumentation for determining the excitation and coupling rates between light emitters and Bloch-like surface plasmon polaritons arising from periodic arrays.

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Medicine

A Metadata Extraction Approach for Clinical Case Reports to Enable Advanced Understanding of Biomedical Concepts
John Harry Caufield 1,2, David A. Liem 1,2,3, Anders O. Garlid 1,2, Yijiang Zhou 4, Karol Watson 1,3, Alex A. T. Bui 1,5,6,7, Wei Wang 1,7,8,9, Peipei Ping 1,2,3,7,8
1The NIH BD2K Center of Excellence in Biomedical Computing, University of California, Los Angeles, 2Department of Physiology, University of California, Los Angeles, 3Department of Medicine/Cardiology, University of California, Los Angeles, 4Department of Cardiology, First Affiliated Hospital, Zhejiang University School of Medicine, 5Department of Radiological Sciences, University of California, Los Angeles, 6Department of Bioengineering, University of California, Los Angeles, 7Scalable Analytics Institute (ScAi), University of California, Los Angeles, 8Department of Bioinformatics, University of California, Los Angeles, 9Department of Computer Science, University of California, Los Angeles

We present a protocol and associated metadata template for the extraction of text describing biomedical concepts in clinical case reports. The structured text values produced through this protocol can support deep analysis of thousands of clinical narratives.

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Medicine

Cloud-Based Phrase Mining and Analysis of User-Defined Phrase-Category Association in Biomedical Publications
Dibakar Sigdel *1,2, Vincent Kyi *1,2, Aiden Zhang *1, Shaun P. Setty 3, David A. Liem 1,2,4, Yu Shi 5, Xuan Wang 5, Jiaming Shen 5, Wei Wang 1,6,7, JiaWei Han 5, Peipei Ping 1,2,4,6
1The NIH BD2K Center of Excellence in Biomedical Computing, University of California, Los Angeles, 2Department of Physiology, University of California, Los Angeles, 3Department of Pediatric and Adult Congenital Heart Surgery, Miller Children's and Women's Hospital and Long Beach Memorial Hospital, 4Department of Medicine/Cardiology, University of California, Los Angeles, 5NIH BD2K Program Centers of Excellence for Big Data Computing -- KnowEng Center, Department of Computer Science, University of Illinois at Urbana-Champaign (UIUC), 6Scalable Analytics Institute (ScAi), University of California, Los Angeles, 7Department of Computer Science, University of California, Los Angeles

We present a protocol and associated programming code as well as metadata samples to support a cloud-based automated identification of phrases-category association representing unique concepts in user selected knowledge domain in biomedical literature. The phrase-category association quantified by this protocol can facilitate in depth analysis in the selected knowledge domain.

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Medicine

Orthotopic Rat Kidney Transplantation: A Novel and Simplified Surgical Approach
Ali R. Ahmadi 1, Le Qi 1, Kenichi Iwasaki 1, Wei Wang 1, Russell N. Wesson 1, Andrew M. Cameron 1, Zhaoli Sun 1
1Department of Surgery, Johns Hopkins University School of Medicine

The purpose of this manuscript and protocol is to explain and demonstrate in detail the surgical procedure of orthotopic kidney transplantation in rats. This method is simplified to achieve the correct perfusion of the donor kidney and shorten the reperfusion time by using the venous and ureteral cuff anastomosis technique.

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Environment

A Uniaxial Compression Experiment with CO2-Bearing Coal Using a Visualized and Constant-Volume Gas-Solid Coupling Test System
Weitao Hou 1, Hanpeng Wang 1, Wei Wang 1, Zhongzhong Liu 1, Qingchuan Li 1
1Research Center of Geotechnical and Structural Engineering, Shandong University

This protocol demonstrates how to prepare a briquette sample and conduct a uniaxial compression experiment with a briquette in different CO2 pressures using a visualized and constant-volume gas-solid coupling test system. It also aims to investigate changes in terms of coal’s physical and mechanical properties induced by CO2 adsorption.

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Medicine

Immunoglobulin G N-Glycan Analysis by Ultra-Performance Liquid Chromatography
Di Liu *1, Xizhu Xu *2, Yuejin Li 2, Jie Zhang 1, Xiaoyu Zhang 1, Qihuan Li 1, Haifeng Hou 2, Dong Li 2, Wei Wang 1,2,3, Youxin Wang 1
1Beijing Key Laboratory of Clinical Epidemiology, School of Public Health, Capital Medical University, 2School of Public Health, Shandong First Medical University & Shandong Academy of Medical Sciences, 3School of Medical and Health Sciences, Edith Cowan University

Immunoglobulin G (IgG) N-glycan is characterized using hydrophilic interaction chromatography UPLC. In addition, the structure of IgG N-glycan is clearly separated. Presented here is an introduction to this experimental method so that it can be widely used in research settings.

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Biochemistry

Untargeted Liquid Chromatography-Mass Spectrometry-Based Metabolomics Analysis of Wheat Grain
Hayley Abbiss 1,2,3, Joel P. A. Gummer 1,4, Michael Francki 5,6, Robert D. Trengove 1
1Research and Innovation, Murdoch University, 2Centre for Digital Agriculture, Curtin University, 3Centre for Integrative Metabolomics and Computational Biology, School of Science, Edith Cowan University, 4Centre for Computational and System Medicine, Health Futures Institute, Murdoch University, 5Department of Primary Industries and Regional Development, 6State Agricultural Biotechnology Centre, Murdoch University

A method for the untargeted analysis of wheat grain metabolites and lipids is presented. The protocol includes an acetonitrile metabolite extraction method and reversed phase liquid chromatography-mass spectrometry methodology, with acquisition in positive and negative electrospray ionization modes.

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Medicine

Murine Precision-Cut Liver Slices as an Ex Vivo Model of Liver Biology
Michael A. Pearen *1, Hong Kiat Lim *1, Francis D. Gratte 2,3, Manuel A. Fernandez-Rojo 1,4,5, Sujeevi K. Nawaratna 6, Geoffrey N. Gobert 7, John K. Olynyk 8,9, Janina E. E. Tirnitz-Parker 2,10, Grant A. Ramm 1,4
1Hepatic Fibrosis Group, QIMR Berghofer Medical Research Institute, 2School of Pharmacy and Biomedical Sciences, Curtin Health Innovation Research Institute, Curtin University, 3School of Veterinary and Life Sciences, Murdoch University, 4School of Medicine, The University of Queensland, 5Madrid Institute for Advanced Studies (IMDEA) in Food, CEI UAM+CSIC, 6School of Medicine, Griffith University, 7School of Biological Sciences, Queen's University Belfast, 8Department of Gastroenterology & Hepatology, Fiona Stanley and Fremantle Hospital Group, 9School of Medical and Health Sciences, Edith Cowan University, 10Centre for Cell Therapy and Regenerative Medicine, School of Biomedical Sciences, University of Western Australia

This protocol provides a simple and reliable method for the production of viable precision-cut liver slices from mice. The ex vivo tissue samples can be maintained under laboratory tissue culture conditions for multiple days, providing a flexible model to examine liver pathobiology.

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Behavior

A Chronic Sleep Fragmentation Model using Vibrating Orbital Rotor to Induce Cognitive Deficit and Anxiety-Like Behavior in Young Wild-Type Mice
Yi Xie 1, Sai-Yue Deng 1, Si-Miao Chen 1, Xue-Jiao Chen 1, Wen-Wen Lai 1, Li-Fang Huang 1, Li Ba 1, Wei Wang 1,2, Feng-Fei Ding 1,3
1Department of Neurology, Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan 430000, China, 2Key Laboratory of Neurological Diseases of Chinese Ministry of Education, The School of Basic Medicine, Tongji Medical College, Huazhong University of Science and Technology, Wuhan 430000,China, 3Department of Pharmacology, School of Basic Medical Science; State Key Laboratory of Medical Neurobiology, Institutes of Brain Science and Collaborative Innovation Center for Brain Science, Fudan University, Shanghai 200032, China

Presented here is a protocol for chronic sleep fragmentation (CSF) model achieved by an electrically controlled orbital rotor, which could induce confirmed cognitive deficit and anxiety-like behavior in young wild-type mice. This model can be applied to explore the pathogenesis of chronic sleep disturbance and related disorders.

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Neuroscience

Establishment of a Rat Model of Superior Sagittal-Sinus Occlusion via a Thread-Embolism Method
Weiyan Jiang *1, Congcong Jin *2, Weiming Xu *3, Yingxian Li 4, Yinghong Lin 5, Shengxiang Liang 6,7, Wei Wang 8
1Department of Clinical Laboratory, the Second Affiliated Hospital and Yuying Children’s Hospital of Wenzhou Medical University, 2Rehabilitation Department, Wenzhou Hospital of Integrated Traditional Chinese and Western Medicine, 3Department of Neurosurgery, the Hospital of Changle, 4Pediatrics Ward 2, Shouguang Hospital of Traditional Chinese Medicine, 5Fujian University of Traditional Chinese Medicine, 6National-Local Joint Engineering Research Center of Rehabilitation Medicine Technology, Fujian University of Traditional Chinese Medicine, 7Rehabilitation Industry Institute, Fujian University of Traditional Chinese Medicine, 8Department of Neurosurgery, the First Affiliated Hospital of Wenzhou Medical University

Here, we establish a novel Sprague-Dawley (SD) rat model of superior sagittal sinus (SSS) thrombosis via a thread-embolization method, and the stability and reliability of the model were verified.

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JoVE Journal

Quantitative Polymerase Chain Reaction (qPCR)-Based Rapid Diagnosis of Helicobacter pylori Infection and Antibiotic Resistance
Liang Wang *1,2,3, Jin-Xin Lai *1, Yu-Ting Si *1,4, Xu-Xia Cui 1,4, Zeeshan Umar 1,5, Xiao-Jun Ru 1, Xin-Yu Zhang 1, Zheng-Kang Li 1, Alfred Chin Yen Tay 5,6,7,8, Barry J. Marshall 5,6,7,8, Guang-Hua Li 1, Bing Gu 1
1Laboratory Medicine, Guangdong Provincial People’s Hospital (Guangdong Academy of Medical Sciences), Southern Medical University, 2Division of Microbiology and Immunology, School of Biomedical Sciences, The University of Western Australia, 3Center for Precision Health, School of Medical and Health Sciences, Edith Cowan University, 4Medical Technology School of Xuzhou Medical University, 5Marshall Laboratory of Biomedical Engineering, School of Medicine, Shenzhen University, 6The Marshall Centre for Infectious Diseases Research and Training, The University of Western Australia, 7Marshall International Digestive Diseases Hospital, Zhengzhou University, 8Marshall Medical Research Center, Fifth Affiliated Hospital of Zhengzhou University

The protocol presents a noninvasive method for the rapid diagnosis of Helicobacter pylori stomach infections through the string test and determines its antibiotic resistance to clarithromycin and levofloxacin using quantitative polymerase chain reaction (qPCR).

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Medicine

Using Simulation Models to Train Clinicians in the Use of Point-of-Care Ultrasound
Ulrich Steinwandel 1
1School of Nursing and Midwifery, Edith Cowan University

The present protocol describes an ideal solution to train novices in the use of point-of-care ultrasound devices for the practical clinical skill of visually assessing distinct individual anatomical vascular conditions prior to and during an intended venous vascular cannulation using point-of-care ultrasound in a patient.

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