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. Author manuscript; available in PMC: 2016 Apr 2.
Published in final edited form as: Trends Parasitol. 2016 Jan 19;32(4):336–348. doi: 10.1016/j.pt.2015.12.004

Table 1.

Confirmed Infections of Humans by Members of the Phylum Microsporidia

Conditions of Immune-Deficiency or Immune-Suppression Refs
Taxon HIV Transplant Cancer Other Conditions and
Risk Factors
Anncaliia (syn. Nosema,
Brachiola) algerae
N/ra Kidney Yes Rheumatoid arthritis,
ocular infection,
steroids, Crohn’s
disease, diabetes
[97,98]
Anncaliia (syn. Nosema)
connori
N/r N/r N/r Athymic child [99,100]
Anncaliia (syn. Brachiola)
vesicularum
Yes N/r N/r N/r [99,101]
Encephalitozoon cuniculi Yes Kidney,
bone
marrow
Yes Children, Primary
Immune Deficiency,
diabetes, heart disease,
ocular infection,
steroids
[29,35,102105]
Encephalitozoon hellem Yes N/r Yes Ocular infection,
steroids
[106108]
Encephalitozoon intestinalis Yes Bone
marrow
Yes Children, ocular
infection, steroids
[29,106,108114]
Encephalitozoon sp.
(undetermined)
N/r Pancreas,
kidney
Yes Diabetes [115]
Endoreticulatus spp. N/r N/r N/r Ocular infection,
steroids
[108]
Enterocytozoon bieneusi Yes Kidney,
liver,
heart,
lung
Yes Children [33,36,110,111,116,117]
Microsporidium ceylonensis,
M. africanum
N/r N/r N/r Ocular infection, trauma [108]
Nosema ocularum N/r N/r N/r Ocular infection, trauma [118]
Pleistophora ronneafiei Yes N/r N/r N/r [52]
Trachipleistophora
anthropopthera
Yes N/r N/r Ocular infection,
steroids
[51,119]
Trachipleistophora hominis Yes N/r N/r Ocular infection,
steroids
[51,108]
Tubulinosema acridophagus Yes Bone
marrow
N/r N/r [120]
Vittaforma corneae Yes N/r N/r Children, ocular
infection, steroids,
trauma
[35,108,121]
Unidentified species N/r N/r Yes Sjögren’s disease,
ocular infection,
immune-suppressive
treatment
[122]
a

N/r – not recorded.