Review Article
Immunopathogenesis of Human T-Cell Leukemia Virus Type-1-Associated Myelopathy/Tropical Spastic Paraparesis: Recent Perspectives
Table 2
Host genetic and viral factors associated with the risk of HAM/TSP.
| Factor | Condition | Effect | Reference(s) |
| Viral factors | HTLV-1 tax subgroup A | Susceptible | [46] | Proviral load | Susceptible | [36] |
| Host factors | | | | HLA | A*02 | Protective | [37, 41] | Cw*08 | Protective | [41] | B*5401 | Susceptible | [41] | DRB1*0101 | Susceptible | [37] |
| Non-HLA | TNF-α promoter −863 A allele | Susceptible | [47] | longer CA repeat alleles of MMP-9 promoter | Susceptible | [48] | IL-10 promoter −592 A allele | Protective | [49] | SDF-1 promoter +801 A allele | Protective | [47] | IL-15 +191 C allele | Protective | [47] |
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