The prevalence of OvHV-2 in the smegma, nasal secretions and penile environment of rams (Ovis aries)
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View abstract on PubMed
Summary
This summary is machine-generated.Ovine herpesvirus 2 (OvHV-2) was investigated as a biomarker for ulcerative balanoposthitis (UB) in South African sheep. Results indicate OvHV-2 is not a reliable biomarker for early UB diagnosis or a causative agent.
Area Of Science
- Veterinary Virology
- Sheep Pathology
- Ovine Infectious Diseases
Background
- Ulcerative balanoposthitis (UB) is a venereal disease in South African sheep with an unknown cause and treatment.
- Early diagnosis of UB is crucial for flock management and disease control.
Purpose Of The Study
- To investigate ovine herpesvirus 2 (OvHV-2) as a potential biomarker for early diagnosis of UB in sheep.
- To determine if OvHV-2 is a causative agent of UB in sheep.
Main Methods
- A hemi-nested PCR assay was used to detect OvHV-2 DNA in smegma, blood, nasal, and sheath swab samples from healthy and UB-affected rams.
- Sampled animals included Dohne Merino and Dorper breeds, with varying health statuses.
Main Results
- OvHV-2 was detected in 22.75% of all animals, regardless of breed or health status.
- The detection rate of OvHV-2 was higher in UB-positive animals (33.3%) compared to UB-negative animals (16.7%).
- OvHV-2 showed varying detection rates across sample types: 4.54% in blood, 8.33% in smegma, 13.64% in nasal swabs, and 0% in penile swabs.
Conclusions
- There was no significant co-occurrence between UB and OvHV-2.
- OvHV-2 cannot be considered a reliable biomarker for the early onset of UB in sheep.
- OvHV-2 is unlikely to be a causative agent of ulcerative balanoposthitis in sheep.
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