Male hormonal contraceptive regimens function by suppressing gonadotropin secretion,
resulting in a dramatic decrease in testicular androgen biosynthesis and spermatogenesis …

Traditionally, male contraception has consisted of either barrier methods, such as condoms,
or vasectomy. However, in recent years, we have made great strides in the basic science …

In this study, we explored the circadian effects of daily radiofrequency field (RF) exposure on
reproductive functional markers in adult male Sprague–Dawley rats. Animals in circadian …

ADHD Attention deficit hyperactivity disorder ART Assisted reproductive technology ASA
Antisperm antibodies BMI Body mass index BPH Benign prostate hyperplasia BTB Blood …

Serum testosterone values vary considerably with little correlation to intratesticular
testosterone (ITT). ITT is approximately~ 100 times that of serum testosterone and is critical …

Objective To determine whether a user-controlled sperm concentration test compared with
standard semen analysis can effectively monitor spermatogenesis suppression for male …

Introdction Human spermatogenesis is a complex process that transforms spermatogonial
stem cells through mitosis and meiosis to spermatozoa. Testosterone is the key regulator of …

Testosterone is a key hormone in the development and function of the testis. The androgen
receptor is expressed in all the somatic cell types of the testis and has important regulatory …

Kim ED, Winkel E, Orejuela F, Lipshultz LI (1998) Pathological epididymal obstruction
unrelated to vasectomy: results with microsurgical reconstruction. J Urol 160: 2078–2080 …

Reproductive dysfunction is one of the most prevalent diabetes complications. Draceana
arborea is known to enhance sexual function in diabetic rats, but the underlying …