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Intraprostatic spermatozoa in the squirrel monkey
G A Nelson1, J M Scimeca, C A Abee
1Department of Pathology, University of South Alabama College of Medicine, Mobile 36617.
Abstract:
The recent observation of spermatozoa within the human prostate prompted this study to determine if spermatozoa were present in prostates of nonhuman primates. Six of 32 squirrel monkey prostates contained intraglandular spermatozoa. No associated pathologic lesions were found. Spermiophages were seen in one case. Although intraprostatic spermatozoa have been postulated to play a role in various prostatic diseases, a normal physiologic phenomenon cannot be excluded.
Insights
Spermatozoa were found in the prostates of some squirrel monkeys, suggesting this may be a normal occurrence. Further research is needed to understand the role of intraprostatic spermatozoa in prostatic health and disease.
Area of Science:
- Reproductive biology
- Primate anatomy
- Urology
Background:
- Intraprostatic spermatozoa have been observed in humans.
- The presence and significance of spermatozoa within the prostate are not fully understood.
Purpose of the Study:
- To investigate the presence of spermatozoa in nonhuman primate prostates.
- To determine if spermatozoa are a normal finding in squirrel monkey prostates.
Main Methods:
- Examination of 32 squirrel monkey prostates.
- Histological analysis for the presence of spermatozoa and associated lesions.
Main Results:
- Spermatozoa were identified within the glands of 6 out of 32 squirrel monkey prostates.
- No pathological lesions were associated with the presence of spermatozoa.
- Spermiophages were observed in one case, indicating sperm clearance.
Conclusions:
- Intraglandular spermatozoa can be found in squirrel monkey prostates.
- The presence of spermatozoa in the prostate may represent a normal physiological phenomenon.
- Further studies are warranted to elucidate the role of intraprostatic spermatozoa in prostatic diseases.