Intrathecal delivery of recombinant human iduronatesulfatase idursulfase-IT. Intrathecal of recombinant human arylsulfatase A in children with late-infantile metachromatic leukodystrophy: Complications of intrathecal drug delivery systems. Distribution and toxicity of recombinant adenovirus after intracerebral and intrathecal administration in non-human primates. Novel intrathecal delivery system for treatment of spinal cord injury. Delivery of bioactive agents from recombinant polymers.