ependymal cells scientific background

neuroglia choroid plexus neuroectoderm roof floor plate basal process dorsal ventral median septa molecular axonal growth cone glycosaminoglycans csf clearance waste brain metabolism lining radial glia ciliated-epithelial cerebral cerebrospinal fluid homeostasis secretion secrete spinal cord spine central column neurobiology neurology vector brainstorm ventricles membrane nervous system construction ependyma glial cell ependymal cells cellular biotech biotechnology biochemistry microbiology biology scientific science graphic background design