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Infertility in Males01:23

Infertility in Males

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Male infertility affects millions of couples worldwide, arising from various factors that impact different stages of the reproductive process. An endocrine imbalance resulting from conditions like hypogonadism, Klinefelter syndrome, or pituitary disorders can disrupt hormone levels and reduce sperm production. Testicular defects, such as tumors, cryptorchidism, atrophic testes, abnormal sperm morphology, and low sperm count or motility, may arise due to genetic factors, structural...
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Spermatogenesis is the process by which haploid sperm cells are produced in the male testes. It starts with stem cells located close to the outer rim of seminiferous tubules. These spermatogonial stem cells divide asymmetrically to give rise to additional stem cells (meaning that these structures “self-renew”), as well as sperm progenitors, called spermatocytes. Importantly, this method of asymmetric mitotic division maintains a population of spermatogonial stem cells in the male...
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Updated: Mar 25, 2026

Author Spotlight: A Simple and Cost-Effective Method for Leukocyte Analysis in Semen
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Bacteriospermia and Its Impact on Basic Semen Parameters among Infertile Men.

Sangeetha Vilvanathan1, Balan Kandasamy1, Abiramy Lakshmy Jayachandran1

  • 1Department of Microbiology, Karpaga Vinayaga Institute of Medical Sciences and Research Centre, Chinna Kolambakkam Post, Madurantakam Taluk, Kanchipuram, Tamil Nadu 603 308, India.

Interdisciplinary Perspectives on Infectious Diseases
|February 17, 2016
PubMed
Summary

Bacteriospermia, the presence of bacteria in semen, was found in 35.3% of infertile men. However, this asymptomatic bacterial presence did not significantly impact semen parameters like sperm count or motility.

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Area of Science:

  • Reproductive Medicine
  • Microbiology
  • Urology

Background:

  • Semen analysis is crucial for evaluating male fertility.
  • Bacteriospermia is a potential cause of altered semen quality in infertile men.

Purpose of the Study:

  • To investigate the prevalence of bacteriospermia in infertile men.
  • To determine the impact of bacteriospermia on semen parameters.

Main Methods:

  • Semen samples from infertile men were analyzed for standard semen parameters (WHO guidelines).
  • Semen cultures were performed using standard bacteriological techniques.
  • Prevalence of specific bacterial species was identified.

Main Results:

  • The prevalence of bacteriospermia was 35.3%.
  • Enterococcus faecalis was the most common organism isolated (30%).
  • No significant correlation was found between asymptomatic bacteriospermia and abnormal semen parameters.

Conclusions:

  • Asymptomatic bacteriospermia does not appear to negatively affect semen quality in infertile men.
  • Further research may be needed to understand the clinical significance of bacteriospermia.