This article describes the clinical signs and diagnosis of behavioural and medical conditions that require castration in male dogs, the regulatory and welfare aspects and the efficacy of medical and surgical methods of castration.

The structure, function and size of the prostate gland affect fertility, so infertility may develop in benign prostatic hyperplasia (BPH). Androgen levels have an important role in BPH pathogenesis. We administered testosterone (3 or 5 mg/kg daily for 30 days) to rats to study the effects on sperm...

Platelet-rich plasma (PRP) is the fraction of the plasma enriched with a platelet level above baseline, and it plays an essential role in tissue regeneration. The attention to PRP as unconventional therapy has increased during the past two decades. In animals, applications of PRP showed various...

A 9-mo-old, male domestic shorthair cat was presented for castration because of mounting behavior observed by the owner. On physical examination, the cat was bilaterally cryptorchid, but had penile spines. Abdominal exploration through a midline laparotomy revealed 2 pairs of masses. All 4 masses...

The evaluation of the internal genital system in stallions is an important step in the breeding soundness exam that is still neglected in the reproductive clinic of this species. Most diseases that affect the accessory sex glands and the urethra are described in the literature as infrequent and...

XBP1 is a transcription factor that plays a central role in controlling cellular responses to endoplasmic reticulum stress (ERS). Under stress conditions, the transcriptionally active form of XBP1 is generated by splicing of XBP1 mRNA by the ER-resident protein inositol-requiring enzyme-1a (IRE1a). ...

Metabolic and reproductive disorders are pervasive all over the world. There are common causes between them as obesity, the surplus of nutrients, and reduced energy expenditure. Depending on the amount and location of body fat, obesity has severe repercussions for the reproductive system. Obesity...