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Table 2 Known Acanthamoeba genotypes and their associations with human diseases, i.e., keratitis and granulomatous encephalitis.

From: Biology and pathogenesis of Acanthamoeba

Acanthamoeba genotypes Human disease association
T1 Encephalitis
^T2a Keratitis, Encephalitis
^T2b - ccap1501/3c-alike sequences NA
T3 Keratitis
T4* Keratitis, Encephalitis
T5 Keratitis, Encephalitis
T6 Keratitis
T7 NA
T8 NA
T9 NA
T10 Keratitis, Encephalitis
T11 Keratitis
T12 Encephalitis
T13 NA
T14 NA
T15 Keratitis
T16 NA
T17 NA
  1. *this genotype has been most associated with both diseases
  2. ^basis of T2 division into T2a and T2b has been proposed by Maghsood et al., (2005)
  3. NA - no disease association has been found yet