Eimeria minasensis n.sp. (Apicomplexa: Eimeriidae) in the domestic goat Capra hircus, from Brazil
Mem. Inst. Oswaldo Cruz
; 93(6): 741-4, Nov.-Dec. 1998. ilus, tab
Article
in English
| LILACS
| ID: lil-223876
Responsible library:
BR15.1
ABSTRACT
Eimeria minasensis n.sp. is described in the domestic goat Capra hircus from Brazil. Oocysts ellipsoidal are 35 x 24.5 (32-37.7 x 20.9-27.9) µm. Sporocysts elongate-ellipsoid are 15.2 x 9 (12.3-18.4 x 7.8-10.2) µm, with a Stieda body at the narrow end. Oocyst wall smooth and bilayered; outer layer about 1.2 (0.8-1.6) µm and colorless; inner layer about 0.5 (0.4-0.8) µm and dark-brown. Micropyle, a mound-shaped micropylar cap 1,6 x 8,9 (0,8-2 x 7-10,2) easily dislodged; one or more oocyst polar granules present. Oocyst residuum absent. Sporocyst residuum present, composed of many scattered granules. Sporozoites elongate, lying lengthwise, "head to tail" in the sporocysts; one or two refractile globules are usually visible. Sporulation time was 120 hr at 27ºC, prepatent period, 19 to 20 days and patent period 15 to 25 days. Gamonts, gametes and oocysts present in cecum and colon. Prevalence was 12.8 per cent (6/47) in goats from Minas Gerais, Brazil.
Full text:
Available
Collection:
International databases
Database:
LILACS
Main subject:
Goats
/
Eimeria
Type of study:
Risk factors
Limits:
Animals
Country/Region as subject:
South America
/
Brazil
Language:
English
Journal:
Mem. Inst. Oswaldo Cruz
Journal subject:
Tropical Medicine
/
Parasitology
Year:
1998
Document type:
Article