cellular
• increased incidence of bent midpiece
|
• increased incidence of backward curved heads
|
reproductive system
N |
• normal spermatogonial, primary spermatocyte, round spermatid, elongated spermatid, and Sertoli cell morphology in seminiferous tubules
• normal testis/body weight ratio
• normal cauda epididymal sperm content
• normal serum testosterone level
|
• increased incidence of bent midpiece
|
• increased incidence of backward curved heads
|
• low fertilization ability of spermatozoa in vitro
• fewer pregnancies after 2 months cohabitation with WT females
|