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James J. Yoo, Winston-Salem US

James J. Yoo, Winston-Salem, NC US

Patent application numberDescriptionPublished
20080305146SELECTIVE CELL THERAPY FOR THE TREATMENT OF RENAL FAILURE - Provided herein are isolated populations of kidney cells harvested from differentiated cells of the kidney, wherein cells have been expanded in vitro. The kidney cells may include peritubular interstitial cells of the kidney, and preferably produce erythropoietin (EPO). The kidney cells may also be selected based upon EPO production. Methods of producing an isolated population of EPO producing cells are also provided, and methods of treating a kidney disease resulting in decreased EPO production in a patient in need thereof are provided, including administering the population to the patient, whereby the cells produce EPO in vivo.12-11-2008
20090208577Inkjet Printing of Tissues and Cells - Provided herein is an apparatus for printing cells which includes an electrospinning device and an inkjet printing device operatively associated therewith. Methods of making a biodegradable scaffold having cells seeded therein are also provided. Methods of forming microparticles containing one or more cells encapsulated by a substrate are also provided, as are methods of forming an array of said microparticles.08-20-2009
20100104544SELECTIVE CELL THERAPY FOR THE TREATMENT OF RENAL FAILURE - Provided herein are isolated populations of kidney cells harvested from differentiated cells of the kidney, wherein the cells have been expanded in vitro. The kidney cells preferably produce erythropoietin (EPO). The kidney cells may also be selected based upon EPO production. Methods of producing an isolated population of EPO producing cells are also provided, and methods of treating a kidney disease resulting in decreased EPO production in a patient in need thereof are provided, including administering the population to the patient, whereby the cells express EPO in vivo in an oxygen tension-dependent manner.04-29-2010
20100112062KIDNEY STRUCTURES AND METHODS OF FORMING THE SAME - Provided herein are isolated populations of kidney cells harvested from differentiated cells of the kidney, wherein cells have been expanded in vitro, and methods of use thereof. The cells may be provided in a three dimensional matrix for culturing in vitro and/or implanting in vivo. Methods of seeding cells onto the matrix are also provided.05-06-2010
20100112087OXYGEN-GENERATING COMPOSITIONS FOR ENHANCING CELL AND TISSUE SURVIVAL IN VIVO - A method of treating hypoxic tissue such as wound tissue comprises contacting a composition to the hypoxic tissue in a hypoxia-treatment effective amount, the composition comprising a biodegradable polymer and an inorganic peroxide incorporated into the polymer.05-06-2010
20100160183INKJET GENE PRINTING - Provided herein are methods and apparatuses for transfecting a cell with a compound of interest by stressing the cell, e.g. with shear stress. The compound of interest may be nucleic acids, proteins, molecules, nanoparticles, drugs, etc., or any combination thereof. Methods of printing cells with an inkjet printing device are also provided, wherein at least a portion of viable cells (preferably at least 1%) are transfected with a compound of interest. Preferably, at least 25% of the cells are viable after printing. In addition, methods of forming an array of viable cells are provided wherein at least a portion of the viable printed cells (preferably at least 1%) are transfected with at least one compound of interest.06-24-2010
20100331980ALIGNED SCAFFOLDING SYSTEM FOR SKELETAL MUSCLE REGENERATION - Provided herein are anisotropic muscle implants that have a biodegradable scaffold comprising a plurality of fibers oriented along a longitudinal axis. The implants may include mammalian muscle cells seeded and/or fused into myotubes on the scaffold. Methods of forming the muscle implants are provided, as are methods of treating a subject in need of skeletal muscle reconstruction.12-30-2010
20110172611DELIVERY SYSTEM - Provided herein is a delivery system, including: (a) an optical sensor configured to detect data useful to create a map of a bodily surface; and (b) a printer operatively associated with the optical sensor and configured to deliver compositions (optionally including cells) to the bodily surface based upon the data or map. Methods of forming a tissue on a bodily surface of a patient in need thereof are also provided, as are methods, systems and computer program products useful for processing bodily surface data.07-14-2011
20110172683TISSUE EXPANDER - Provided herein is a tissue stretching device including a tissue clamping member defining an area in a Z plane, wherein the tissue clamping member is configured to hold tissue parallel to the Z plane. Methods of use of the tissue stretching device to stretch a tissue as well as for culturing organized tissues are also provided. Stretched and/or cultured tissues produced by these processes are also provided, as well as methods of treatment making use of the same.07-14-2011

Patent applications by James J. Yoo, Winston-Salem, NC US