STUDIES ON MICRO ORGANISMS CAUSING BOVINE MASTITIS WITH PARTICULAR REFERENCE TO ANAEROBES | ||||
Veterinary Medical Journal (Giza) | ||||
Volume 40, Issue 2, April 1992, Page 15-23 PDF (2.75 MB) | ||||
Document Type: Original Article | ||||
DOI: 10.21608/vmjg.1992.371908 | ||||
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Authors | ||||
M EL-BARDISY* 1; M ABD EL-RAHMAN2; H MADBOULY1; G BD EL-GABER1; M EL-SHORBAGY1 | ||||
1Animal Health Research Instirute , Dokki , Giza , Egypt. | ||||
2Microbiology Dept. Fac. Vet.Med. Cairo Univ.(Beni-Suef Branch). | ||||
Abstract | ||||
The incidence of strict anaerobes presents alone or combined with other facultative anaerobes causing mastitis among cows was 34.9% C. perfringeus (4.1%), B. fragilis (3.7%), E. leatum (3.3%), F. aecropharoum (3.3%) and anaerobes (3.3%) secured the more frequently obligatory anaerobic organisms Causing mastitis in cows either in pure form or combined with facultative anaerobes. The prevalent facultative anaerobic organisms recovered from mastitis Cows were: S. aureus (15.2%), Str. agalactiae (8.6%), Coryn. pyogenes (7.4%) Str. pyogenes (3.7%), &. coli (7.0%), and Str. bovis (3.3%). perfringeus, B. fragilis, F. aecropharoum, anaerobes, and A. viscous were x present in mastic buffaloes either in pure culture or mixed with other facultative anaerobes with an overall incidence reached 19.0%. The most prevalent facultative anaerobic isolates obtained from mastitic buffaloes: S. aureus, A pyogenes, Str. agalactiae, E. coli, KI. paeumoniae and Str. lactis in order of their frequencies. A total of 43 strains of C. perfringens were recovered from mastitic cows and buffaloes. Out of these, 81.4% were toxigenic and the remaining 16.8% were non toxigenic. Among cows, strains, 96.3% were belonging to type A and 3.7% were of type D. Meanwhile, all toxigenic C. perfringens isolated from buffaloes were belonging to type A only. In vitro sensitivity of the prevalent obligatory anaerobic isolates to various chemotherapeutic agents was discussed in details. | ||||
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