TABLE 1.

Acanthamoeba spp. isolated from the environment and from humans

SpeciesaType strainbSequence typecGroupdIsolationeReference(s)
A. astronyxis 30137T7IWater from termite colony 340, 366
A. castellanii 30011T4IIYeast culture 70, 119, 463
A. commandoni 30135T9IGarden humus 90, 362
A. culbertsoni 30171T10IIIMonkey kidney cell culture 99, 413
A. divionensis i 50238fIISoil 363
A. echinulata 50239ICompost 363
A. griffini 30731T3IISeawater bottom sample 389
A. hatchetti 30730T11IIHarbor sediment 393
A. healyi CDC:1283:V013gT12IIIBrain tissue 320
A. jacobsi 30732IIIMarine sediment 392
A. lenticulata 30841T5IIISwimming pool 313
A. lugdunensis 50240T4IIPool 350, 363
A. mauritaniensis 50253T4IISewer sludge 363
A. palestinensis 30870T2IIISoil 340, 367
A. pearcei 50435T3ISewage sediments 327
A. polyphaga CCAP1501/3AhT4IIPond 340, 361
A. pustulosa j 50252 (GE3a)T2IIIPool 112, 350, 363
A. quina 50241IISwimming pool 350, 363
A. rhysodes 30973T4IISoil 418
A. royreba 30884T4IIIHuman choriocarcinoma cells 478
A. stevensoni 50438T11IIShellfish beds 391
A. triangularis 50254T4IIHuman feces 363
A. tubiashi 30867T8IRiver water 259
  • a Identification of strains should be based on comparisons with type strains (395).

  • b ATCC designation.

  • c Genotypes Rns T1 to T12 based on Ohio State University Acanthamoeba nuclear small-subunit ribosomal DNA (rDNA). Available at www.biosci-ohiostate/∼tbyers/byers.htm.

  • d Genera are divided into three morphological groups based on cyst size and shape (363).

  • e Original isolation of type strain.

  • f —, sequence type not yet determined (395).

  • g CDC, Centers for Disease Control and Prevention.

  • h CCAP, Culture Collection of Algae and Protozoa.

  • i A. paradivonensis may be the same as A. divionensis.

  • j A. pustulosa (A. palestinensis) 50252 GE3a.