CHINESE JOURNAL OF PARASITOLOGY AND PARASITIC DISEASES ›› 2021, Vol. 39 ›› Issue (4): 532-536.doi: 10.12140/j.issn.1000-7423.2021.04.018

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Affect of Trichomonas vaginalis infection on male reproductive system and its mechanisms

DUAN Yu-juan1(), LI Peng-ju1, SANG Yu-hui1, WU Pu-cheng1, SHANG Yu-jia1, HAO Li-xia3, WANG Shuai1,2, LI Xiang-rui1,2,4, ZHANG Zhen-chao1,2,*()   

  1. 1 School of Basic Medical Sciences, Xinxiang Medical University, Xinxiang 453003, China
    2 Xinxiang Key Laboratory of Pathogenic Biology, Xinxiang Medical University, Xinxiang 453003, China
    3 Xinxiang Maternity and Child Health Care Hospital, Xinxiang 453003, China
    4 College of Veterinary Medicine, Nanjing Agricultural University, Nanjing 210095, China
  • Received:2020-09-06 Revised:2020-11-17 Online:2021-08-30 Published:2021-05-28
  • Contact: ZHANG Zhen-chao E-mail:3023325284@qq.com;zhangzhenchao525@163.com
  • Supported by:
    National Natural Science Foundation of China(81802028);Doctoral Research Fund of Xinxiang Medical University(XYBSKZZ201631);Science and Technology Project of Xinxiang Province(GG2019034)

Abstract:

Trichomonas vaginalis is a type of flagellated protozoan and the most common sexually transmitted pathogens in the world. T. vaginalis mainly parasitizes in the female vagina, leading to trichomonal vaginitis. In addition, T. vaginalis can also infect males, and the parasites may retrograde to the bladder, prostate, seminal vesicle, testis, epididymis and other tissues, through the urogenital tract, thus causing serious damage to sperm cells or other tissues; causing urethritis, prostatitis, prostate cancer, asthenospermia or azoospermia, eventually affecting the male fertility. However, T. vaginalis infection in males often presents mild or no clinical symptoms, resulting in ignorance of the infection. In this paper, we review the related mechanisms underlying the T. vaginalis infection-induced abnormal sperm, testicular and prostate functions, and thereby male infertility.

Key words: Trichomonas vaginalis, Infertility, Sperm, Prostate, Testicles

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