Encyclopedia of Parasitology

2016 Edition
| Editors: Heinz Mehlhorn

Isospora

Reference work entry
DOI: https://doi.org/10.1007/978-3-662-43978-4_1629

Classification

Genus of  Coccidia, Phylum Alveolata.

Important Species

Table 1.
Isospora, Table 1

Important Isospora speciesa

Species

Host/Habitat

Size of oocysts (μm)

Prepatentperiod

Pathogenicity

Isospora belli

Humans/Small intestine

20–33 × 10–19

9–10

+

I. canaria

Canaries/Intestine

13 × 10

4–5

−/+

I. erinacei

Hedgehogs/Small intestine

28–34 × 23–27

7–14

+

I. lacazei

Sparrows/Intestine

22–35

7–8

I. serini

Canaries/Intestine and its wall, liver, lung

12 × 10

9–10

+

I. suis

Pigs/Small intestine

17–22 × 17–19

5–6

+

Life Cycle

Figures 1 and 2,  Coccidia, Fig. 2.
Isospora, Fig. 1

LM of 2 unsporulated oocysts of the genus Isospora

Isospora, Fig. 2

LM of a sporulated oocyst of Isospora; note the presence of 2 sporocysts, each with 4 sporozoites

Disease

Isosporosis, Man,  Coccidiosis, Animals,  Coccidiasis, Man.

Copyright information

© Springer-Verlag Berlin Heidelberg 2016