Abstract:
:Trauma to the spinal cord initiates a series of cellular and biochemical processes that damage both neurons and glia. TGF-beta and its receptors are expressed around the injury site following a spinal cord injury. Here, we report that the intrathecal administration of a neutralizing antibody to TGF-beta1 in rats with thoracic spinal cord contusion results in a significant enhancement of the locomotor recovery. The inhibition of TGF-beta1 suppresses glial scar formation and upregulates microglia/macrophage activation after the injury, presumably providing a favorable environment for restoration of the neural network. Rats treated with the anti-TGF-beta1 antibody exhibited a mild enhancement of growth and/or preservation of axons in the injured spinal cord caudal to the site of contusion. These results support the possibility of using TGF-beta1 inhibitors in the treatment of human spinal cord injuries.
journal_name
Neurosci Resjournal_title
Neuroscience researchauthors
Kohta M,Kohmura E,Yamashita Tdoi
10.1016/j.neures.2009.08.017subject
Has Abstractpub_date
2009-12-01 00:00:00pages
393-401issue
4eissn
0168-0102issn
1872-8111pii
S0168-0102(09)00270-3journal_volume
65pub_type
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