The chapter is devoted to the research of experimental complete mechanical spinal injury in adult rats and attempts at bioengineering restoration of the structure and function of the spinal cord using a protein-polysaccharide construct that includes bovine collagen, highly purified crab chitosan ascorbate, nanostructuring additives in the form of sodium chondroitin sulfate, sodium hyaluronate, heparin sulfate in the presence of complete nutrient medium DMEM, neural supplement N2, conditioned nutrient medium, obtained about brain cell mouse embryos and mouse embryonic stem cells, retinoic acid, and mouse neural progenitor cells derived from embryonic stem cells. After a complete intersection of the spinal cord at the level of the ninth thoracic vertebra, the authors directly implanted a collagen-chitosan construct into the gap between the ends of the spinal cord. Analysis of the recovery of motor and sensory and vegetative functions of the spinal cord for 20 weeks after surgery using the cytological immune-fluorescent method showed a high viability of the transplanted neural cell precursors during the entire observation period and the early emergence of activity of mediators of nerve signal transmission in the implantation zone of the structure with accompaniment active dynamics of reducing neurodeficiency.
Part of the book: Translational Studies on Inflammation