reproductive system
N |
• normal external genitalia, seminal vesicle size, testicular descent and seminiferous tubules
|
• sperm with either stumped, short tails or looped tails were present
|
• severely reduced epididymal sperm count
|
• many sperm exhibited club-shaped heads
|
• absence of forwardly progressive motile sperm
|
• block of spermatogenesis at the round spermatid formation stage
(J:85113)
• spermatogenic arrest at stage X, with spermatids in step 10 of spermiogenesis; apoptotic nuclei were noted in spermatids and in the tubule lumen
(J:89386)
|
cellular
• sperm with either stumped, short tails or looped tails were present
|
• severely reduced epididymal sperm count
|
• many sperm exhibited club-shaped heads
|
• absence of forwardly progressive motile sperm
|