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Wake Forest Baptist Medical Center

3 ARTICLES PUBLISHED IN JoVE

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Biology

A Faster, High Resolution, mtPA-GFP-based Mitochondrial Fusion Assay Acquiring Kinetic Data of Multiple Cells in Parallel Using Confocal Microscopy
Alenka Lovy 1, Anthony J.A. Molina 2, Fernanda M. Cerqueira 3, Kyle Trudeau 3, Orian S. Shirihai 3
1Department of Neuroscience, Center for Neuroscience Research, Tufts School of Medicine, 2Department of Internal Medicine, Geriatrics & Gerontology, Wake Forest Baptist Medical Center, 3Department of Medicine, Boston University Medical Center

Mitochondrial fusion was measured by tracking the equilibration of photoconverted matrix-targeted GFP across the mitochondrial network over time. Thus far, only one cell could be subjected to an hour long kinetic analysis at a time. We present a method that simultaneously measures multiple cells, thereby speeding up the data collection process.

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Bioengineering

Detergent-Free Decellularization of the Human Pancreas for Soluble Extracellular Matrix (ECM) Production
Riccardo Tamburrini 1,2,3, Deborah Chaimov 1,3, Amish Asthana 1,3, Carlo Gazia 3,4, Kevin Enck 3, Sean M. Muir 5, Justine Mariam Aziz 6, Sandrine Lablanche 7, Emily Tubbs 7, Alice A. Tomei 8,9, Mark Van Dyke 10, Shay Soker 3, Emmanuel C. Opara 3, Giuseppe Orlando 1,3
1Department of Surgery, Wake Forest Baptist Medical Center, 2Department of General Surgery, PhD Program in Experimental Medicine, University of Pavia, 3Wake Forest Institute for Regenerative Medicine, Wake Forest School of Medicine, 4Department of Surgery, Tor Vergata University of Rome, 5Wake Forest University College of Arts and Science, 6Wake Forest University School of Medicine, 7Laboratory of Fundamental and Applied Bioenergetics (LBFA), and Environmental and System Biology (BEeSy), Grenoble Alps University, 8Department of Biomedical Engineering, University of Miami, 9Diabetes Research Institute, University of Miami Miller School of Medicine, 10Department of Biomedical Engineering and Mechanics, School of Biomedical Engineering and Sciences, Virginia Polytechnic Institute and State University

The protocol described in this manuscript explains the steps for the fabrication of a soluble extracellular matrix (ECM) from the human pancreas. The solubilized ECM powder obtained through this protocol may be used for the recapitulation of pancreatic islets’ microenvironment in vitro and, potentially, in vivo settings.

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Immunology and Infection

Retrograde Parotid Gland Infusion through Stensen's Duct in a Non-Human Primate for Vectored Gene Delivery
Guy El Helou 1, Joseph F. Goodman 2, Maria Blevins 3, David L. Caudell 4, Todd A. Ponzio 3, John W. Sanders 3,5
1Department of Medicine, Division of Infectious Diseases and Global Medicine, University of Florida, 2Department of Otolaryngology, George Washington University School of Medicine, 3Department of Medicine, Section on Infectious Diseases, Wake Forest Baptist Medical Center, 4Department of Pathology, Wake Forest School of Medicine, 5Department of Medicine, Section of Infectious Diseases, Hefner Veterans Affairs Medical Center

Salivary glands have been proposed as a tissue target site for gene therapy, especially in the area of vaccination by gene transfer. We demonstrate gene delivery in a non-human primate model utilizing retrograde parotid infusion.

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